{ "type": "URL", "indicator": "https://platform-dev.cellebrite.cloud", "general": { "sections": [ "general", "url_list", "http_scans", "screenshot" ], "indicator": "https://platform-dev.cellebrite.cloud", "type": "url", "type_title": "URL", "validation": [], "base_indicator": { "id": 4182786572, "indicator": "https://platform-dev.cellebrite.cloud", "type": "URL", "title": "", "description": "", "content": "", "access_type": "public", "access_reason": "" }, "pulse_info": { "count": 3, "pulses": [ { "id": "6992bae83a5988dff8311490", "name": "Distributed Credential Exhaustion & C2 Orchestration via Golang-Based StealthWorker (ELF.Agent-VW)", "description": "Researcher credit: msudosos, level blue platform----\nThis artifact represents a high-integrity StealthWorker (GoBrut) botnet agent, architected as a statically linked, stripped 32-bit ELF binary to ensure cross-platform environmental independence. The sample utilizes XOR 0x20-encoded JavaScript payloads and String.fromCharCode obfuscation to mask its internal logic and bypass heuristic-based memory scanners. [User Notes] Its operational core is a multi-threaded service bruter targeting SSH, MySQL, and CMS backends, leveraging a massive infrastructure of 1,834 domains and 797 unique IPv4 endpoints for decentralized Command & Control (C2). Network telemetry confirms the use of ICMP and HTTP-based beaconing, indicating a sophisticated retry logic designed to maintain persistence across diverse network topologies. With a malicious file score of 10, this binary serves as a primary vector for large-scale credential harvesting and the subsequent integration of Linux infrastructure into global botnet clusters.", "modified": "2026-04-13T23:46:20.071000", "created": "2026-02-16T06:36:24.788000", "tags": [ "Obfuscation: XOR-based String Encryption (0x20)", "T1110.001 (Brute Force: Password Guessing)", "Primary Hash (SHA256): cd3989830da99a69380901769fd78902efb3cd8ba", "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "#PotentialUS-Origin_FalseFlag_Obfuscation" ], "references": [ "Primary Hash (SHA256): cd3989830da99a69380901769fd78902efb3cd8ba5c9390e94bd4333b7fad186", "Obfuscation: XOR-based String Encryption (0x20)", "T1110.001 (Brute Force: Password Guessing)", "This ELF 32-bit LSB artifact is a sophisticated GoBrut/StealthWorker agent, compiled via Golang 1.10 and stripped to obfuscate its high-velocity service-bruting logic. VirusTotal confirms a critical threat profile with 44/65 security vendors flagging the file, which leverages a unique Go BuildID (nGYES3pajdOm...) and a Telfhash (t1f303a0...) for architectural fingerprinting. The binary orchestrates decentralized Command and Control (C2) through an expansive infrastructure of 797 unique IPs and 1,834 domains", "Pivot-Ready Indicators (IOCs) Go BuildID: nGYES3pajdOmKy1i6Ghh/KO9ydOtZpXtoKtB0KHE-/iisNoniHgTbj_cV6M-uk/XmMYzkBiZs8NXMRZYTiT Telfhash: t1f303a0b3055d54e8b7f08907c7af7624cef6e0f726d078f169e278d09a72c826626874 Imphash: 9698f46495ce9401c8bcaf9a2afe1598 Vhash: 1e53f1a1b59ecb93f821c74b25d81e9f", "Researcher msudosos posits a strategic exploitation of Root Certificate Validation Failures, where the adversary leverages an expired trust chain to bypass heuristic security filters and establish persistence.", "his technique allows the GoBrut/StealthWorker agent to circumvent automated revocation checks, enabling its decentralized C2 infrastructure to recruit Linux hosts via high-velocity credential exhaustion.", "The local environment exhibits advanced telemetry suppression within specialized skim memory regions, effectively neutralizing standard DMARC validation and Microsoft-integrated defensive protocols.", "By maintaining a hollowed root posture, the sample facilitates persistent, low-signal synchronization with external cloud infrastructure while bypassing traditional heuristic trust-chain verification.", "The domain prioritywirreles.com (registered via NAMECHEAP INC) shows a 4/93 detection ratio, confirming it is a live but \"low-noise\" C2 node used to avoid broad-spectrum blacklisting", "", "The environment leverages prioritywirreles.com as a high-fidelity DGA-derived C2 node, utilizing its historical resolution to Russian-hosted IP space (194.61.24.231) to maintain persistent Stealthworker botnet synchronization.", "By operating through WhoisGuard-protected infrastructure and exploiting XOR 0x20 obfuscation, the adversary effectively suppresses telemetry into skim space, successfully bypassing DMARC and Microsoft-integrated trust-chain validation.", "The pivot from cd398983... to this domain confirms a multi-year campaign (2019\u20132023) utilizing Namecheap-registered infrastructure to orchestrate wide-scale T1110.001 brute-force operations while bypassing standard PKI expiration checks.", "LBresearcher: msudosos notes: The campaign's use of T1110.001 (Password Guessing) is specifically tuned to exhaust credentials across SSH, MySQL, and CMS backends, effectively recruiting server infrastructure into a global \"zombie\" network.", "LBresearcher: msudosos notes: The threat actor maintains operational longevity by rotating through WhoisGuard-protected nodes like prioritywirreles.com, which historically resolved to Russian-hosted IP space (194.61.24.231) to obfuscate its origin.", "LBresearcher: msudosos notes: By exploiting Root Certificate Validation Failures, the StealthWorker (GoBrut) agent ensures that its 32-bit ELF binaries bypass the automated reputation checks enforced by major cloud providers.", "Monitor DGA Shifts: Track new domains registered through NAMECHEAP INC using the current WhoisGuard patterns to identify the next cluster before it goes active. Analyze Telfhash Clusters: Use the Telfhash (t1f303a0...) to pivot and find if the adversary has updated to 64-bit ELF or ARM architectures. Harden DMARC: Ensure your environment moves from \"p=none\" to \"p=reject\" to mitigate the internal spoofing loops exploited by this botnet's telemetry suppression.", "Persistent C2 Orchestration: This ELF:Agent-VW variant serves as a critical GoBrut node, utilizing XOR 0x20 obfuscation and ICMP/HTTP beaconing to maintain a persistent link across 1,834 domains and 797 unique IPs", "Researcher msudosos: This activity appears to facilitate a preliminary reconnaissance phase, possibly utilizing system commands to query /proc/cpuinfo and /proc/version for architectural profiling purposes.", "Researcher msudosos suggests the VirusTotal (Tencent HABO) behavior report may indicate a potential execution path from volatile storage at /tmp/EB93A6/996E.elf.", "Msudosos Regional Notes: While historical pivots show Russian-hosted nodes, the current dual-origin telemetry\u2014dominated by 181 United States-based endpoints\u2014strongly suggests a domestic-aligned adversary leveraging global 'grey space' to obfuscate its operational core. This massive US-centric footprint (exceeding all other regions combined) reinforces the theory of a false-flag orchestration designed to divert attribution toward foreign infrastructure while abusing legitimate Western-hosted trust chains.", "WHOIS data anchors administrative and technical operations for prioritywirreles.com in Los Angeles, CA (90064) via Namecheap infrastructure. Following its 2020 expiration, the domain has transitioned into redemptionPeriod/pendingDelete status, signaling the formal decommissioning of this C2 asset." ], "public": 1, "adversary": "StealthWorker/GoBrut (The adversary demonstrates advanced telemetry suppression within specialized s", "targeted_countries": [], "malware_families": [ { "id": "Malware Family: StealthWorker / GoBrut", "display_name": "Malware Family: StealthWorker / GoBrut", "target": "/malware/Malware Family: StealthWorker / GoBrut" }, { "id": "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "display_name": "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "target": null } ], "attack_ids": [ { "id": "T1001", "name": "Data Obfuscation", "display_name": "T1001 - Data Obfuscation" } ], "industries": [], "TLP": "green", "cloned_from": null, "export_count": 5, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "msudosos", "id": "381696", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "FileHash-MD5": 2166, "FileHash-SHA1": 2067, "FileHash-SHA256": 3371, "domain": 13295, "URL": 6860, "email": 272, "hostname": 4705, "SSLCertFingerprint": 268, "CVE": 107, "CIDR": 6 }, "indicator_count": 33117, "is_author": false, "is_subscribing": null, "subscriber_count": 62, "modified_text": "5 days ago ", "is_modified": true, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 }, { "id": "69b2b7cb05b2098c1d2bf20f", "name": "federal goverment clone cellbrite credit q vashti", "description": "", "modified": "2026-03-12T12:55:39.046000", "created": "2026-03-12T12:55:39.046000", "tags": [ "url https", "url http", "germany", "united", "ukraine", "japan", "extraction", "data upload", "urls", "url analysis", "enter sc", "extr", "iocs", "active", "france unknown", "present jan", "servers", "homair sweet", "grabber", "encrypt", "ipv4", "role title", "divx", "pitfall", "internet", "ip role", "america asn", "extraction data", "leveibielabs", "all se", "enter source", "url or", "texirag", "drop", "present nov", "united states", "america", "levdibidelabs", "failed", "idron anv", "include manualv", "review data", "iterng", "name servers", "passive dns", "incapsula", "meta name", "robots content", "x ua", "ieedge chrome1", "script head", "request", "cookie", "indicator", "msie", "chrome", "backdoor", "gmt content", "ipv4 add", "twitter", "title", "process32nextw", "ms windows", "intel", "pe32", "regopenkeyexa", "read c", "medium", "class", "write", "template", "present oct", "present jul", "aaaa", "present sep", "present aug", "url add", "http", "hostname", "related tags", "kx81xdbx0f", "x86xd3", "xa7xe28x06", "x82xd4", "delete c", "regsetvalueexa", "regbinary", "xa1xf1", "xe8xc2x14", "malware", "stream", "unknown", "win32", "persistence", "execution", "push", "present dec", "italy", "present jun", "embeddedwb", "whitelisted", "windows nt", "dns traffic", "russia", "cname", "accept", "destination", "port", "et smtp", "message", "et trojan", "components", "suspicious", "download", "hostile", "next", "logic", "gather victim", "et info", "etpro trojan", "trojan", "report spam", "interesting", "created", "pegasus", "manipulation", "service", "capture", "et", "etpro", "host", "attack", "mtb description", "windows", "shellexecuteexw", "writeconsolew", "registry", "t1031", "modify existing", "dock", "type indicator", "added active", "related pulses", "arcflex", "filehashsha1", "types of", "learn more", "filehashsha256", "cellebrite", "white label", "search", "sha1", "france", "cmanual jan", "expiration date", "domain add", "pulse submit", "files", "ip address", "gmt cache", "sameorigin", "reverse dns", "unknown ns", "admin org", "zipcode", "gmt server", "pulse pulses", "entries", "hostname add", "verdict", "germany unknown", "status", "domain", "xpirat", "netherlands", "netherlands asn", "as35280 acorus", "dns resolutions", "error", "files ip", "copy", "telnet login", "suspicious path", "busybox", "login attempt", "gpl telnet", "high", "tcp syn", "telnet root", "path", "mirai", "emails", "domain name", "jlu11q", "tqbplo", "hours ago", "found", "yahoo", "gmail", "yandex", "https://cellebrite.com/en/federal-government/", "monitoring", "monitored target", "dangerous", "spyware", "80211", "colorado", "x amz", "government", "mirai login attempt", "emotet", "c2", ".ru", ".com", "denver", "indicator role", "title added", "active related", "pulses hostname", "dead connect", "hostile", "adversarial", "abuse", "criminal intent", "block messages", "botnet" ], "references": [ "fastwebnet.it | Cellebrite White Label Spyware Service", "putrhnwl.exe", "Yara Detections: Nullsoft_NSIS", "Alerts: network_icmp network_http allocates_rwx antivm_disk_size creates_exe creates_shortcut", "Alerts: exe_appdata injection_process_search privilege_luid_check process_interest", "Alerts: queries_programs antivm_queries_computername antivm_memory_available", "IP\u2019s Contacted : 54.230.129.165", "Domains Contacted: download.divx.com dns.msftncsi.com versions.divx.com", "Domains Contacted: pitfall.divx.com www.google.com", "RECORD VALUE:Org \u2022 FastWeb: S.p.a. Status: OK", "IDS Detections: Win32/Tofsee.AX google.com connectivity check", "IDS Detections: Non-DNS or Non-Compliant DNS traffic on DNS port Opcode 8 through 15 set", "Yara: Detections Tofsee", "Alerts: dead_host network_icmp nolookup_communication persistence_ads creates_largekey", "Alerts: dumped_buffer network_http antisandbox_sleep antivm_network_adapters antivm_queries_computername", "https://otx.alienvault.com/indicator/file/c3ea30ad1090fb9f1de847eaf0b68e6f42a58147d3497628d4d7adbf1e0e0966", "FileDescription: DivX OVS Bundle, L:EN;ES;DE;FR;JA;PT;ZH-CN;ZH-TW, DivX Codec 6.9.1,", "DivX Player 7.2.0, DivX Web Player 1.5.0 OriginalFilename: bundle-ovs.exe", "ET INFO Exectuable Download from dotted-quad Host 192.168.56.101 95.69.199.116", "ET TROJAN Possible Kelihos.F EXE Download Common Structure 192.168.56.101 95.69.199.116", "ET POLICY PE EXE or DLL Windows file download HTTP 95.69.199.116 192.168.56.101", "ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download 95.69.199.116 192.168.56.101", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 37.115.100.238", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 212.2.128.108", "ET TROJAN Suspicious double Server Header", "ET DNS DNS Query to a .tk domain - Likey", "ET SMTP Abuseat.org Block Message 85.218.0.110 192.168.56.101", "Needs to be sorted. Actively being exploited on US", "162.159.134.42 \u2022 https://cellebrite.com/", "https://cellebrite.com/en/federal-government/", "moon-foundry.com shoparc.palantirfoundry.com Relentless ksuite.ikm.gov.in", "skillsfuture.gov.sg app.pr-21.apprenticeships-vic-gov-au.sdp4.sdp.vic.gov.au", "http://www.cityofvacaville.gov/accessvacaville dev.login.theblackpuma.com", "applev2.platform.int.iberia.es \u2022 applestyle.cz \u2022 66.196.118.33", "mta6.am0.yahoodns.net \u2022 appleatwork.noventiq.my", "http://2026c1ff-ede2-494c-9a91-8867e50d918d.applestyle.cz/" ], "public": 1, "adversary": "", "targeted_countries": [ "United States of America", "Italy", "Germany", "Ireland", "Switzerland", "Poland", "Belgium", "Netherlands", "Sweden" ], "malware_families": [ { "id": "ET", "display_name": "ET", "target": null }, { "id": "ETPRO", "display_name": "ETPRO", "target": null }, { "id": "Trojan:Win32/Emotet.PC!MTB", "display_name": "Trojan:Win32/Emotet.PC!MTB", "target": "/malware/Trojan:Win32/Emotet.PC!MTB" }, { "id": "Mirai", "display_name": "Mirai", "target": null }, { "id": "Crypt3.BXVC", "display_name": "Crypt3.BXVC", "target": null }, { "id": "Trojan:Win32/Danabot", "display_name": "Trojan:Win32/Danabot", "target": "/malware/Trojan:Win32/Danabot" }, { "id": "Win32:Trojan-gen", "display_name": "Win32:Trojan-gen", "target": null }, { "id": "Trojan:Win32/Aptdrop.RU", "display_name": "Trojan:Win32/Aptdrop.RU", "target": "/malware/Trojan:Win32/Aptdrop.RU" }, { "id": "Ransomware/Win.Stop.R4529", "display_name": "Ransomware/Win.Stop.R4529", "target": null }, { "id": "Pegasus", "display_name": "Pegasus", "target": null }, { "id": "Win32/BackdoorX", "display_name": "Win32/BackdoorX", "target": null }, { "id": "Win.Trojan.Dialog-9873788-0", "display_name": "Win.Trojan.Dialog-9873788-0", "target": null }, { "id": "Tsunami-6981155-0", "display_name": "Tsunami-6981155-0", "target": null }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Backdoor:Win32/Tofsee.T", "display_name": "Backdoor:Win32/Tofsee.T", "target": "/malware/Backdoor:Win32/Tofsee.T" }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Unix.Trojan.Tsunami-6981155-0", "display_name": "Unix.Trojan.Tsunami-6981155-0", "target": null } ], "attack_ids": [ { "id": "T1140", "name": "Deobfuscate/Decode Files or Information", "display_name": "T1140 - Deobfuscate/Decode Files or Information" }, { "id": "T1057", "name": "Process Discovery", "display_name": "T1057 - Process Discovery" }, { "id": "T1060", "name": "Registry Run Keys / Startup Folder", "display_name": "T1060 - Registry Run Keys / Startup Folder" }, { "id": "T1096", "name": "NTFS File Attributes", "display_name": "T1096 - NTFS File Attributes" }, { "id": "T1112", "name": "Modify Registry", "display_name": "T1112 - Modify Registry" }, { "id": "T1566", "name": "Phishing", "display_name": "T1566 - Phishing" }, { "id": "T1119", "name": "Automated Collection", "display_name": "T1119 - Automated Collection" }, { "id": "T1031", "name": "Modify Existing Service", "display_name": "T1031 - Modify Existing Service" }, { "id": "T1043", "name": "Commonly Used Port", "display_name": "T1043 - Commonly Used Port" }, { "id": "T1053", "name": "Scheduled Task/Job", "display_name": "T1053 - Scheduled Task/Job" }, { "id": "T1055", "name": "Process Injection", "display_name": "T1055 - Process Injection" }, { "id": "T1071", "name": "Application Layer Protocol", "display_name": "T1071 - Application Layer Protocol" }, { "id": "T1098", "name": "Account Manipulation", "display_name": "T1098 - Account Manipulation" }, { "id": "T1105", "name": "Ingress Tool Transfer", "display_name": "T1105 - Ingress Tool Transfer" }, { "id": "T1113", "name": "Screen Capture", "display_name": "T1113 - Screen Capture" }, { "id": "T1123", "name": "Audio Capture", "display_name": "T1123 - Audio Capture" }, { "id": "T1147", "name": "Hidden Users", "display_name": "T1147 - Hidden Users" }, { "id": "T1185", "name": "Man in the Browser", "display_name": "T1185 - Man in the Browser" }, { "id": "T1195", "name": "Supply Chain Compromise", "display_name": "T1195 - Supply Chain Compromise" }, { "id": "T1196", "name": "Control Panel Items", "display_name": "T1196 - Control Panel Items" }, { "id": "T1210", "name": "Exploitation of Remote Services", "display_name": "T1210 - Exploitation of Remote Services" }, { "id": "T1410", "name": "Network Traffic Capture or Redirection", "display_name": "T1410 - Network Traffic Capture or Redirection" }, { "id": "T1414", "name": "Capture Clipboard Data", "display_name": "T1414 - Capture Clipboard Data" }, { "id": "T1505", "name": "Server Software Component", "display_name": "T1505 - Server Software Component" }, { "id": "T1556", "name": "Modify Authentication Process", "display_name": "T1556 - Modify Authentication Process" }, { "id": "T1557", "name": "Man-in-the-Middle", "display_name": "T1557 - Man-in-the-Middle" }, { "id": "T1568", "name": "Dynamic Resolution", "display_name": "T1568 - Dynamic Resolution" }, { "id": "T1581", "name": "Geofencing", "display_name": "T1581 - Geofencing" }, { "id": "T1582", "name": "SMS Control", "display_name": "T1582 - SMS Control" }, { "id": "T1583", "name": "Acquire Infrastructure", "display_name": "T1583 - Acquire Infrastructure" }, { "id": "T1587", "name": "Develop Capabilities", "display_name": "T1587 - Develop Capabilities" }, { "id": "T1589", "name": "Gather Victim Identity Information", "display_name": "T1589 - Gather Victim Identity Information" }, { "id": "T1590", "name": "Gather Victim Network Information", "display_name": "T1590 - Gather Victim Network Information" }, { "id": "T1591", "name": "Gather Victim Org Information", "display_name": "T1591 - Gather Victim Org Information" }, { "id": "T1592", "name": "Gather Victim Host Information", "display_name": "T1592 - Gather Victim Host Information" }, { "id": "T1608", "name": "Stage Capabilities", "display_name": "T1608 - Stage Capabilities" }, { "id": "T1070", "name": "Indicator Removal on Host", "display_name": "T1070 - Indicator Removal on Host" }, { "id": "T1069", "name": "Permission Groups Discovery", "display_name": "T1069 - Permission Groups Discovery" }, { "id": "T1480", "name": "Execution Guardrails", "display_name": "T1480 - Execution Guardrails" }, { "id": "T1045", "name": "Software Packing", "display_name": "T1045 - Software Packing" }, { "id": "T1082", "name": "System Information Discovery", "display_name": "T1082 - System Information Discovery" }, { "id": "T1129", "name": "Shared Modules", "display_name": "T1129 - Shared Modules" }, { "id": "T1143", "name": "Hidden Window", "display_name": "T1143 - Hidden Window" }, { "id": "T1027", "name": "Obfuscated Files or Information", "display_name": "T1027 - Obfuscated Files or Information" }, { "id": "T1583.005", "name": "Botnet", "display_name": "T1583.005 - Botnet" }, { "id": "T1071.001", "name": "Web Protocols", "display_name": "T1071.001 - Web Protocols" }, { "id": "T1071.004", "name": "DNS", "display_name": "T1071.004 - DNS" }, { "id": "TA0011", "name": "Command and Control", "display_name": "TA0011 - Command and Control" }, { "id": "T1584.005", "name": "Botnet", "display_name": "T1584.005 - Botnet" } ], "industries": [ "Journalists", "Government", "Civil Society" ], "TLP": "green", "cloned_from": "696f7d467763ed4d4e74d133", "export_count": 0, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "msudosos", "id": "381696", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "URL": 4994, "domain": 2519, "hostname": 3281, "FileHash-SHA256": 4467, "FileHash-MD5": 1118, "FileHash-SHA1": 1056, "email": 12, "SSLCertFingerprint": 1 }, "indicator_count": 17448, "is_author": false, "is_subscribing": null, "subscriber_count": 49, "modified_text": "38 days ago ", "is_modified": false, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 }, { "id": "696f7d467763ed4d4e74d133", "name": "Federal Government-Cellebrite Attack found actively targeting iOS and other devices | Mirai login attempts | TelNet Login", "description": "https://cellebrite.com/en/federal-government/ | Found on a crime victims devices. Targets abused by spyware in an unethical manner by andvesarial \u2018governmental\u2019 possibly \u2018contracted\u2019 entities. Waged against targets such as victims of crime , journalists , researchers , students. Target Users: Serves public safety, enterprise, and government sectors, aiding first responders, investigators, prosecutors, and analysts. How it's Used Law enforcement uses it to unlock devices and retrieve evidence like messages, location history, and app data for criminal investigations. It helps uncover critical information from digital devices, even recovering data that users thought was permanently deleted. Controversy & Privacy Concerns While marketed as a tool for lawful investigations, its powerful data extraction capabilities raise significant privacy concerns and ethical debates.", "modified": "2026-02-19T12:05:47.166000", "created": "2026-01-20T13:04:06.622000", "tags": [ "url https", "url http", "germany", "united", "ukraine", "japan", "extraction", "data upload", "urls", "url analysis", "enter sc", "extr", "iocs", "active", "france unknown", "present jan", "servers", "homair sweet", "grabber", "encrypt", "ipv4", "role title", "divx", "pitfall", "internet", "ip role", "america asn", "extraction data", "leveibielabs", "all se", "enter source", "url or", "texirag", "drop", "present nov", "united states", "america", "levdibidelabs", "failed", "idron anv", "include manualv", "review data", "iterng", "name servers", "passive dns", "incapsula", "meta name", "robots content", "x ua", "ieedge chrome1", "script head", "request", "cookie", "indicator", "msie", "chrome", "backdoor", "gmt content", "ipv4 add", "twitter", "title", "process32nextw", "ms windows", "intel", "pe32", "regopenkeyexa", "read c", "medium", "class", "write", "template", "present oct", "present jul", "aaaa", "present sep", "present aug", "url add", "http", "hostname", "related tags", "kx81xdbx0f", "x86xd3", "xa7xe28x06", "x82xd4", "delete c", "regsetvalueexa", "regbinary", "xa1xf1", "xe8xc2x14", "malware", "stream", "unknown", "win32", "persistence", "execution", "push", "present dec", "italy", "present jun", "embeddedwb", "whitelisted", "windows nt", "dns traffic", "russia", "cname", "accept", "destination", "port", "et smtp", "message", "et trojan", "components", "suspicious", "download", "hostile", "next", "logic", "gather victim", "et info", "etpro trojan", "trojan", "report spam", "interesting", "created", "pegasus", "manipulation", "service", "capture", "et", "etpro", "host", "attack", "mtb description", "windows", "shellexecuteexw", "writeconsolew", "registry", "t1031", "modify existing", "dock", "type indicator", "added active", "related pulses", "arcflex", "filehashsha1", "types of", "learn more", "filehashsha256", "cellebrite", "white label", "search", "sha1", "france", "cmanual jan", "expiration date", "domain add", "pulse submit", "files", "ip address", "gmt cache", "sameorigin", "reverse dns", "unknown ns", "admin org", "zipcode", "gmt server", "pulse pulses", "entries", "hostname add", "verdict", "germany unknown", "status", "domain", "xpirat", "netherlands", "netherlands asn", "as35280 acorus", "dns resolutions", "error", "files ip", "copy", "telnet login", "suspicious path", "busybox", "login attempt", "gpl telnet", "high", "tcp syn", "telnet root", "path", "mirai", "emails", "domain name", "jlu11q", "tqbplo", "hours ago", "found", "yahoo", "gmail", "yandex", "https://cellebrite.com/en/federal-government/", "monitoring", "monitored target", "dangerous", "spyware", "80211", "colorado", "x amz", "government", "mirai login attempt", "emotet", "c2", ".ru", ".com", "denver", "indicator role", "title added", "active related", "pulses hostname", "dead connect", "hostile", "adversarial", "abuse", "criminal intent", "block messages", "botnet" ], "references": [ "fastwebnet.it | Cellebrite White Label Spyware Service", "putrhnwl.exe", "Yara Detections: Nullsoft_NSIS", "Alerts: network_icmp network_http allocates_rwx antivm_disk_size creates_exe creates_shortcut", "Alerts: exe_appdata injection_process_search privilege_luid_check process_interest", "Alerts: queries_programs antivm_queries_computername antivm_memory_available", "IP\u2019s Contacted : 54.230.129.165", "Domains Contacted: download.divx.com dns.msftncsi.com versions.divx.com", "Domains Contacted: pitfall.divx.com www.google.com", "RECORD VALUE:Org \u2022 FastWeb: S.p.a. Status: OK", "IDS Detections: Win32/Tofsee.AX google.com connectivity check", "IDS Detections: Non-DNS or Non-Compliant DNS traffic on DNS port Opcode 8 through 15 set", "Yara: Detections Tofsee", "Alerts: dead_host network_icmp nolookup_communication persistence_ads creates_largekey", "Alerts: dumped_buffer network_http antisandbox_sleep antivm_network_adapters antivm_queries_computername", "https://otx.alienvault.com/indicator/file/c3ea30ad1090fb9f1de847eaf0b68e6f42a58147d3497628d4d7adbf1e0e0966", "FileDescription: DivX OVS Bundle, L:EN;ES;DE;FR;JA;PT;ZH-CN;ZH-TW, DivX Codec 6.9.1,", "DivX Player 7.2.0, DivX Web Player 1.5.0 OriginalFilename: bundle-ovs.exe", "ET INFO Exectuable Download from dotted-quad Host 192.168.56.101 95.69.199.116", "ET TROJAN Possible Kelihos.F EXE Download Common Structure 192.168.56.101 95.69.199.116", "ET POLICY PE EXE or DLL Windows file download HTTP 95.69.199.116 192.168.56.101", "ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download 95.69.199.116 192.168.56.101", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 37.115.100.238", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 212.2.128.108", "ET TROJAN Suspicious double Server Header", "ET DNS DNS Query to a .tk domain - Likey", "ET SMTP Abuseat.org Block Message 85.218.0.110 192.168.56.101", "Needs to be sorted. Actively being exploited on US", "162.159.134.42 \u2022 https://cellebrite.com/", "https://cellebrite.com/en/federal-government/", "moon-foundry.com shoparc.palantirfoundry.com Relentless ksuite.ikm.gov.in", "skillsfuture.gov.sg app.pr-21.apprenticeships-vic-gov-au.sdp4.sdp.vic.gov.au", "http://www.cityofvacaville.gov/accessvacaville dev.login.theblackpuma.com", "applev2.platform.int.iberia.es \u2022 applestyle.cz \u2022 66.196.118.33", "mta6.am0.yahoodns.net \u2022 appleatwork.noventiq.my", "http://2026c1ff-ede2-494c-9a91-8867e50d918d.applestyle.cz/" ], "public": 1, "adversary": "", "targeted_countries": [ "United States of America", "Italy", "Germany", "Ireland", "Switzerland", "Poland", "Belgium", "Netherlands", "Sweden" ], "malware_families": [ { "id": "ET", "display_name": "ET", "target": null }, { "id": "ETPRO", "display_name": "ETPRO", "target": null }, { "id": "Trojan:Win32/Emotet.PC!MTB", "display_name": "Trojan:Win32/Emotet.PC!MTB", "target": "/malware/Trojan:Win32/Emotet.PC!MTB" }, { "id": "Mirai", "display_name": "Mirai", "target": null }, { "id": "Crypt3.BXVC", "display_name": "Crypt3.BXVC", "target": null }, { "id": "Trojan:Win32/Danabot", "display_name": "Trojan:Win32/Danabot", "target": "/malware/Trojan:Win32/Danabot" }, { "id": "Win32:Trojan-gen", "display_name": "Win32:Trojan-gen", "target": null }, { "id": "Trojan:Win32/Aptdrop.RU", "display_name": "Trojan:Win32/Aptdrop.RU", "target": "/malware/Trojan:Win32/Aptdrop.RU" }, { "id": "Ransomware/Win.Stop.R4529", "display_name": "Ransomware/Win.Stop.R4529", "target": null }, { "id": "Pegasus", "display_name": "Pegasus", "target": null }, { "id": "Win32/BackdoorX", "display_name": "Win32/BackdoorX", "target": null }, { "id": "Win.Trojan.Dialog-9873788-0", "display_name": "Win.Trojan.Dialog-9873788-0", "target": null }, { "id": "Tsunami-6981155-0", "display_name": "Tsunami-6981155-0", "target": null }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Backdoor:Win32/Tofsee.T", "display_name": "Backdoor:Win32/Tofsee.T", "target": "/malware/Backdoor:Win32/Tofsee.T" }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Unix.Trojan.Tsunami-6981155-0", "display_name": "Unix.Trojan.Tsunami-6981155-0", "target": null } ], "attack_ids": [ { "id": "T1140", "name": "Deobfuscate/Decode Files or Information", "display_name": "T1140 - Deobfuscate/Decode Files or Information" }, { "id": "T1057", "name": "Process Discovery", "display_name": "T1057 - Process Discovery" }, { "id": "T1060", "name": "Registry Run Keys / Startup Folder", "display_name": "T1060 - Registry Run Keys / Startup Folder" }, { "id": "T1096", "name": "NTFS File Attributes", "display_name": "T1096 - NTFS File Attributes" }, { "id": "T1112", "name": "Modify Registry", "display_name": "T1112 - Modify Registry" }, { "id": "T1566", "name": "Phishing", "display_name": "T1566 - Phishing" }, { "id": "T1119", "name": "Automated Collection", "display_name": "T1119 - Automated Collection" }, { "id": "T1031", "name": "Modify Existing Service", "display_name": "T1031 - Modify Existing Service" }, { "id": "T1043", "name": "Commonly Used Port", "display_name": "T1043 - Commonly Used Port" }, { "id": "T1053", "name": "Scheduled Task/Job", "display_name": "T1053 - Scheduled Task/Job" }, { "id": "T1055", "name": "Process Injection", "display_name": "T1055 - Process Injection" }, { "id": "T1071", "name": "Application Layer Protocol", "display_name": "T1071 - Application Layer Protocol" }, { "id": "T1098", "name": "Account Manipulation", "display_name": "T1098 - Account Manipulation" }, { "id": "T1105", "name": "Ingress Tool Transfer", "display_name": "T1105 - Ingress Tool Transfer" }, { "id": "T1113", "name": "Screen Capture", "display_name": "T1113 - Screen Capture" }, { "id": "T1123", "name": "Audio Capture", "display_name": "T1123 - Audio Capture" }, { "id": "T1147", "name": "Hidden Users", "display_name": "T1147 - Hidden Users" }, { "id": "T1185", "name": "Man in the Browser", "display_name": "T1185 - Man in the Browser" }, { "id": "T1195", "name": "Supply Chain Compromise", "display_name": "T1195 - Supply Chain Compromise" }, { "id": "T1196", "name": "Control Panel Items", "display_name": "T1196 - Control Panel Items" }, { "id": "T1210", "name": "Exploitation of Remote Services", "display_name": "T1210 - Exploitation of Remote Services" }, { "id": "T1410", "name": "Network Traffic Capture or Redirection", "display_name": "T1410 - Network Traffic Capture or Redirection" }, { "id": "T1414", "name": "Capture Clipboard Data", "display_name": "T1414 - Capture Clipboard Data" }, { "id": "T1505", "name": "Server Software Component", "display_name": "T1505 - Server Software Component" }, { "id": "T1556", "name": "Modify Authentication Process", "display_name": "T1556 - Modify Authentication Process" }, { "id": "T1557", "name": "Man-in-the-Middle", "display_name": "T1557 - Man-in-the-Middle" }, { "id": "T1568", "name": "Dynamic Resolution", "display_name": "T1568 - Dynamic Resolution" }, { "id": "T1581", "name": "Geofencing", "display_name": "T1581 - Geofencing" }, { "id": "T1582", "name": "SMS Control", "display_name": "T1582 - SMS Control" }, { "id": "T1583", "name": "Acquire Infrastructure", "display_name": "T1583 - Acquire Infrastructure" }, { "id": "T1587", "name": "Develop Capabilities", "display_name": "T1587 - Develop Capabilities" }, { "id": "T1589", "name": "Gather Victim Identity Information", "display_name": "T1589 - Gather Victim Identity Information" }, { "id": "T1590", "name": "Gather Victim Network Information", "display_name": "T1590 - Gather Victim Network Information" }, { "id": "T1591", "name": "Gather Victim Org Information", "display_name": "T1591 - Gather Victim Org Information" }, { "id": "T1592", "name": "Gather Victim Host Information", "display_name": "T1592 - Gather Victim Host Information" }, { "id": "T1608", "name": "Stage Capabilities", "display_name": "T1608 - Stage Capabilities" }, { "id": "T1070", "name": "Indicator Removal on Host", "display_name": "T1070 - Indicator Removal on Host" }, { "id": "T1069", "name": "Permission Groups Discovery", "display_name": "T1069 - Permission Groups Discovery" }, { "id": "T1480", "name": "Execution Guardrails", "display_name": "T1480 - Execution Guardrails" }, { "id": "T1045", "name": "Software Packing", "display_name": "T1045 - Software Packing" }, { "id": "T1082", "name": "System Information Discovery", "display_name": "T1082 - System Information Discovery" }, { "id": "T1129", "name": "Shared Modules", "display_name": "T1129 - Shared Modules" }, { "id": "T1143", "name": "Hidden Window", "display_name": "T1143 - Hidden Window" }, { "id": "T1027", "name": "Obfuscated Files or Information", "display_name": "T1027 - Obfuscated Files or Information" }, { "id": "T1583.005", "name": "Botnet", "display_name": "T1583.005 - Botnet" }, { "id": "T1071.001", "name": "Web Protocols", "display_name": "T1071.001 - Web Protocols" }, { "id": "T1071.004", "name": "DNS", "display_name": "T1071.004 - DNS" }, { "id": "TA0011", "name": "Command and Control", "display_name": "TA0011 - Command and Control" }, { "id": "T1584.005", "name": "Botnet", "display_name": "T1584.005 - Botnet" } ], "industries": [ "Journalists", "Government", "Civil Society" ], "TLP": "green", "cloned_from": null, "export_count": 7, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "Q.Vashti", "id": "337942", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "URL": 4994, "domain": 2519, "hostname": 3281, "FileHash-SHA256": 4467, "FileHash-MD5": 1118, "FileHash-SHA1": 1056, "email": 12, "SSLCertFingerprint": 1 }, "indicator_count": 17448, "is_author": false, "is_subscribing": null, "subscriber_count": 143, "modified_text": "59 days ago ", "is_modified": true, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 } ], "references": [ "", "Researcher msudosos posits a strategic exploitation of Root Certificate Validation Failures, where the adversary leverages an expired trust chain to bypass heuristic security filters and establish persistence.", "Domains Contacted: pitfall.divx.com www.google.com", "Alerts: dead_host network_icmp nolookup_communication persistence_ads creates_largekey", "IP\u2019s Contacted : 54.230.129.165", "https://cellebrite.com/en/federal-government/", "WHOIS data anchors administrative and technical operations for prioritywirreles.com in Los Angeles, CA (90064) via Namecheap infrastructure. Following its 2020 expiration, the domain has transitioned into redemptionPeriod/pendingDelete status, signaling the formal decommissioning of this C2 asset.", "his technique allows the GoBrut/StealthWorker agent to circumvent automated revocation checks, enabling its decentralized C2 infrastructure to recruit Linux hosts via high-velocity credential exhaustion.", "The domain prioritywirreles.com (registered via NAMECHEAP INC) shows a 4/93 detection ratio, confirming it is a live but \"low-noise\" C2 node used to avoid broad-spectrum blacklisting", "LBresearcher: msudosos notes: By exploiting Root Certificate Validation Failures, the StealthWorker (GoBrut) agent ensures that its 32-bit ELF binaries bypass the automated reputation checks enforced by major cloud providers.", "applev2.platform.int.iberia.es \u2022 applestyle.cz \u2022 66.196.118.33", "Monitor DGA Shifts: Track new domains registered through NAMECHEAP INC using the current WhoisGuard patterns to identify the next cluster before it goes active. Analyze Telfhash Clusters: Use the Telfhash (t1f303a0...) to pivot and find if the adversary has updated to 64-bit ELF or ARM architectures. Harden DMARC: Ensure your environment moves from \"p=none\" to \"p=reject\" to mitigate the internal spoofing loops exploited by this botnet's telemetry suppression.", "FileDescription: DivX OVS Bundle, L:EN;ES;DE;FR;JA;PT;ZH-CN;ZH-TW, DivX Codec 6.9.1,", "Researcher msudosos: This activity appears to facilitate a preliminary reconnaissance phase, possibly utilizing system commands to query /proc/cpuinfo and /proc/version for architectural profiling purposes.", "mta6.am0.yahoodns.net \u2022 appleatwork.noventiq.my", "skillsfuture.gov.sg app.pr-21.apprenticeships-vic-gov-au.sdp4.sdp.vic.gov.au", "fastwebnet.it | Cellebrite White Label Spyware Service", "RECORD VALUE:Org \u2022 FastWeb: S.p.a. Status: OK", "By maintaining a hollowed root posture, the sample facilitates persistent, low-signal synchronization with external cloud infrastructure while bypassing traditional heuristic trust-chain verification.", "DivX Player 7.2.0, DivX Web Player 1.5.0 OriginalFilename: bundle-ovs.exe", "ET DNS DNS Query to a .tk domain - Likey", "moon-foundry.com shoparc.palantirfoundry.com Relentless ksuite.ikm.gov.in", "http://www.cityofvacaville.gov/accessvacaville dev.login.theblackpuma.com", "Alerts: network_icmp network_http allocates_rwx antivm_disk_size creates_exe creates_shortcut", "Obfuscation: XOR-based String Encryption (0x20)", "LBresearcher: msudosos notes: The threat actor maintains operational longevity by rotating through WhoisGuard-protected nodes like prioritywirreles.com, which historically resolved to Russian-hosted IP space (194.61.24.231) to obfuscate its origin.", "Primary Hash (SHA256): cd3989830da99a69380901769fd78902efb3cd8ba5c9390e94bd4333b7fad186", "By operating through WhoisGuard-protected infrastructure and exploiting XOR 0x20 obfuscation, the adversary effectively suppresses telemetry into skim space, successfully bypassing DMARC and Microsoft-integrated trust-chain validation.", "Pivot-Ready Indicators (IOCs) Go BuildID: nGYES3pajdOmKy1i6Ghh/KO9ydOtZpXtoKtB0KHE-/iisNoniHgTbj_cV6M-uk/XmMYzkBiZs8NXMRZYTiT Telfhash: t1f303a0b3055d54e8b7f08907c7af7624cef6e0f726d078f169e278d09a72c826626874 Imphash: 9698f46495ce9401c8bcaf9a2afe1598 Vhash: 1e53f1a1b59ecb93f821c74b25d81e9f", "IDS Detections: Non-DNS or Non-Compliant DNS traffic on DNS port Opcode 8 through 15 set", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 37.115.100.238", "Needs to be sorted. Actively being exploited on US", "Persistent C2 Orchestration: This ELF:Agent-VW variant serves as a critical GoBrut node, utilizing XOR 0x20 obfuscation and ICMP/HTTP beaconing to maintain a persistent link across 1,834 domains and 797 unique IPs", "Researcher msudosos suggests the VirusTotal (Tencent HABO) behavior report may indicate a potential execution path from volatile storage at /tmp/EB93A6/996E.elf.", "putrhnwl.exe", "Domains Contacted: download.divx.com dns.msftncsi.com versions.divx.com", "IDS Detections: Win32/Tofsee.AX google.com connectivity check", "ET INFO Exectuable Download from dotted-quad Host 192.168.56.101 95.69.199.116", "Msudosos Regional Notes: While historical pivots show Russian-hosted nodes, the current dual-origin telemetry\u2014dominated by 181 United States-based endpoints\u2014strongly suggests a domestic-aligned adversary leveraging global 'grey space' to obfuscate its operational core. This massive US-centric footprint (exceeding all other regions combined) reinforces the theory of a false-flag orchestration designed to divert attribution toward foreign infrastructure while abusing legitimate Western-hosted trust chains.", "http://2026c1ff-ede2-494c-9a91-8867e50d918d.applestyle.cz/", "LBresearcher: msudosos notes: The campaign's use of T1110.001 (Password Guessing) is specifically tuned to exhaust credentials across SSH, MySQL, and CMS backends, effectively recruiting server infrastructure into a global \"zombie\" network.", "ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download 95.69.199.116 192.168.56.101", "The environment leverages prioritywirreles.com as a high-fidelity DGA-derived C2 node, utilizing its historical resolution to Russian-hosted IP space (194.61.24.231) to maintain persistent Stealthworker botnet synchronization.", "Alerts: queries_programs antivm_queries_computername antivm_memory_available", "162.159.134.42 \u2022 https://cellebrite.com/", "ET TROJAN Suspicious double Server Header", "The local environment exhibits advanced telemetry suppression within specialized skim memory regions, effectively neutralizing standard DMARC validation and Microsoft-integrated defensive protocols.", "T1110.001 (Brute Force: Password Guessing)", "Alerts: dumped_buffer network_http antisandbox_sleep antivm_network_adapters antivm_queries_computername", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 212.2.128.108", "Alerts: exe_appdata injection_process_search privilege_luid_check process_interest", "https://otx.alienvault.com/indicator/file/c3ea30ad1090fb9f1de847eaf0b68e6f42a58147d3497628d4d7adbf1e0e0966", "This ELF 32-bit LSB artifact is a sophisticated GoBrut/StealthWorker agent, compiled via Golang 1.10 and stripped to obfuscate its high-velocity service-bruting logic. VirusTotal confirms a critical threat profile with 44/65 security vendors flagging the file, which leverages a unique Go BuildID (nGYES3pajdOm...) and a Telfhash (t1f303a0...) for architectural fingerprinting. The binary orchestrates decentralized Command and Control (C2) through an expansive infrastructure of 797 unique IPs and 1,834 domains", "Yara Detections: Nullsoft_NSIS", "ET TROJAN Possible Kelihos.F EXE Download Common Structure 192.168.56.101 95.69.199.116", "Yara: Detections Tofsee", "ET SMTP Abuseat.org Block Message 85.218.0.110 192.168.56.101", "ET POLICY PE EXE or DLL Windows file download HTTP 95.69.199.116 192.168.56.101", "The pivot from cd398983... to this domain confirms a multi-year campaign (2019\u20132023) utilizing Namecheap-registered infrastructure to orchestrate wide-scale T1110.001 brute-force operations while bypassing standard PKI expiration checks." ], "related": { "alienvault": { "adversary": [], "malware_families": [], "industries": [], "unique_indicators": 0 }, "other": { "adversary": [ "StealthWorker/GoBrut (The adversary demonstrates advanced telemetry suppression within specialized s" ], "malware_families": [ "Etpro", "Pegasus", "Mirai", "Malware family: stealthworker / gobrut", "Win32/backdoorx", "Trojan:win32/danabot", "Win.trojan.dialog-9873788-0", "Md5 hash: f8add7e7161460ea2b1970cf4ca535bf", "Backdoor:win32/tofsee.t", "Trojan:win32/emotet.pc!mtb", "Unix.trojan.tsunami-6981155-0", "Et", "Backdoor:linux/demonbot", "Trojan:win32/aptdrop.ru", "Ransomware/win.stop.r4529", "Win32:trojan-gen", "Crypt3.bxvc", "Tsunami-6981155-0" ], "industries": [ "Journalists", "Civil society", "Government" ], "unique_indicators": 39642 } } }, "false_positive": [], "alexa": "http://www.alexa.com/siteinfo/cellebrite.cloud", "whois": "http://whois.domaintools.com/cellebrite.cloud", "domain": "cellebrite.cloud", "hostname": "platform-dev.cellebrite.cloud" }, "geo": {}, "geo_ipapicom": {}, "pulse_count": 3, "pulses": [ { "id": "6992bae83a5988dff8311490", "name": "Distributed Credential Exhaustion & C2 Orchestration via Golang-Based StealthWorker (ELF.Agent-VW)", "description": "Researcher credit: msudosos, level blue platform----\nThis artifact represents a high-integrity StealthWorker (GoBrut) botnet agent, architected as a statically linked, stripped 32-bit ELF binary to ensure cross-platform environmental independence. The sample utilizes XOR 0x20-encoded JavaScript payloads and String.fromCharCode obfuscation to mask its internal logic and bypass heuristic-based memory scanners. [User Notes] Its operational core is a multi-threaded service bruter targeting SSH, MySQL, and CMS backends, leveraging a massive infrastructure of 1,834 domains and 797 unique IPv4 endpoints for decentralized Command & Control (C2). Network telemetry confirms the use of ICMP and HTTP-based beaconing, indicating a sophisticated retry logic designed to maintain persistence across diverse network topologies. With a malicious file score of 10, this binary serves as a primary vector for large-scale credential harvesting and the subsequent integration of Linux infrastructure into global botnet clusters.", "modified": "2026-04-13T23:46:20.071000", "created": "2026-02-16T06:36:24.788000", "tags": [ "Obfuscation: XOR-based String Encryption (0x20)", "T1110.001 (Brute Force: Password Guessing)", "Primary Hash (SHA256): cd3989830da99a69380901769fd78902efb3cd8ba", "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "#PotentialUS-Origin_FalseFlag_Obfuscation" ], "references": [ "Primary Hash (SHA256): cd3989830da99a69380901769fd78902efb3cd8ba5c9390e94bd4333b7fad186", "Obfuscation: XOR-based String Encryption (0x20)", "T1110.001 (Brute Force: Password Guessing)", "This ELF 32-bit LSB artifact is a sophisticated GoBrut/StealthWorker agent, compiled via Golang 1.10 and stripped to obfuscate its high-velocity service-bruting logic. VirusTotal confirms a critical threat profile with 44/65 security vendors flagging the file, which leverages a unique Go BuildID (nGYES3pajdOm...) and a Telfhash (t1f303a0...) for architectural fingerprinting. The binary orchestrates decentralized Command and Control (C2) through an expansive infrastructure of 797 unique IPs and 1,834 domains", "Pivot-Ready Indicators (IOCs) Go BuildID: nGYES3pajdOmKy1i6Ghh/KO9ydOtZpXtoKtB0KHE-/iisNoniHgTbj_cV6M-uk/XmMYzkBiZs8NXMRZYTiT Telfhash: t1f303a0b3055d54e8b7f08907c7af7624cef6e0f726d078f169e278d09a72c826626874 Imphash: 9698f46495ce9401c8bcaf9a2afe1598 Vhash: 1e53f1a1b59ecb93f821c74b25d81e9f", "Researcher msudosos posits a strategic exploitation of Root Certificate Validation Failures, where the adversary leverages an expired trust chain to bypass heuristic security filters and establish persistence.", "his technique allows the GoBrut/StealthWorker agent to circumvent automated revocation checks, enabling its decentralized C2 infrastructure to recruit Linux hosts via high-velocity credential exhaustion.", "The local environment exhibits advanced telemetry suppression within specialized skim memory regions, effectively neutralizing standard DMARC validation and Microsoft-integrated defensive protocols.", "By maintaining a hollowed root posture, the sample facilitates persistent, low-signal synchronization with external cloud infrastructure while bypassing traditional heuristic trust-chain verification.", "The domain prioritywirreles.com (registered via NAMECHEAP INC) shows a 4/93 detection ratio, confirming it is a live but \"low-noise\" C2 node used to avoid broad-spectrum blacklisting", "", "The environment leverages prioritywirreles.com as a high-fidelity DGA-derived C2 node, utilizing its historical resolution to Russian-hosted IP space (194.61.24.231) to maintain persistent Stealthworker botnet synchronization.", "By operating through WhoisGuard-protected infrastructure and exploiting XOR 0x20 obfuscation, the adversary effectively suppresses telemetry into skim space, successfully bypassing DMARC and Microsoft-integrated trust-chain validation.", "The pivot from cd398983... to this domain confirms a multi-year campaign (2019\u20132023) utilizing Namecheap-registered infrastructure to orchestrate wide-scale T1110.001 brute-force operations while bypassing standard PKI expiration checks.", "LBresearcher: msudosos notes: The campaign's use of T1110.001 (Password Guessing) is specifically tuned to exhaust credentials across SSH, MySQL, and CMS backends, effectively recruiting server infrastructure into a global \"zombie\" network.", "LBresearcher: msudosos notes: The threat actor maintains operational longevity by rotating through WhoisGuard-protected nodes like prioritywirreles.com, which historically resolved to Russian-hosted IP space (194.61.24.231) to obfuscate its origin.", "LBresearcher: msudosos notes: By exploiting Root Certificate Validation Failures, the StealthWorker (GoBrut) agent ensures that its 32-bit ELF binaries bypass the automated reputation checks enforced by major cloud providers.", "Monitor DGA Shifts: Track new domains registered through NAMECHEAP INC using the current WhoisGuard patterns to identify the next cluster before it goes active. Analyze Telfhash Clusters: Use the Telfhash (t1f303a0...) to pivot and find if the adversary has updated to 64-bit ELF or ARM architectures. Harden DMARC: Ensure your environment moves from \"p=none\" to \"p=reject\" to mitigate the internal spoofing loops exploited by this botnet's telemetry suppression.", "Persistent C2 Orchestration: This ELF:Agent-VW variant serves as a critical GoBrut node, utilizing XOR 0x20 obfuscation and ICMP/HTTP beaconing to maintain a persistent link across 1,834 domains and 797 unique IPs", "Researcher msudosos: This activity appears to facilitate a preliminary reconnaissance phase, possibly utilizing system commands to query /proc/cpuinfo and /proc/version for architectural profiling purposes.", "Researcher msudosos suggests the VirusTotal (Tencent HABO) behavior report may indicate a potential execution path from volatile storage at /tmp/EB93A6/996E.elf.", "Msudosos Regional Notes: While historical pivots show Russian-hosted nodes, the current dual-origin telemetry\u2014dominated by 181 United States-based endpoints\u2014strongly suggests a domestic-aligned adversary leveraging global 'grey space' to obfuscate its operational core. This massive US-centric footprint (exceeding all other regions combined) reinforces the theory of a false-flag orchestration designed to divert attribution toward foreign infrastructure while abusing legitimate Western-hosted trust chains.", "WHOIS data anchors administrative and technical operations for prioritywirreles.com in Los Angeles, CA (90064) via Namecheap infrastructure. Following its 2020 expiration, the domain has transitioned into redemptionPeriod/pendingDelete status, signaling the formal decommissioning of this C2 asset." ], "public": 1, "adversary": "StealthWorker/GoBrut (The adversary demonstrates advanced telemetry suppression within specialized s", "targeted_countries": [], "malware_families": [ { "id": "Malware Family: StealthWorker / GoBrut", "display_name": "Malware Family: StealthWorker / GoBrut", "target": "/malware/Malware Family: StealthWorker / GoBrut" }, { "id": "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "display_name": "MD5 Hash: f8add7e7161460ea2b1970cf4ca535bf", "target": null } ], "attack_ids": [ { "id": "T1001", "name": "Data Obfuscation", "display_name": "T1001 - Data Obfuscation" } ], "industries": [], "TLP": "green", "cloned_from": null, "export_count": 5, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "msudosos", "id": "381696", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "FileHash-MD5": 2166, "FileHash-SHA1": 2067, "FileHash-SHA256": 3371, "domain": 13295, "URL": 6860, "email": 272, "hostname": 4705, "SSLCertFingerprint": 268, "CVE": 107, "CIDR": 6 }, "indicator_count": 33117, "is_author": false, "is_subscribing": null, "subscriber_count": 62, "modified_text": "5 days ago ", "is_modified": true, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 }, { "id": "69b2b7cb05b2098c1d2bf20f", "name": "federal goverment clone cellbrite credit q vashti", "description": "", "modified": "2026-03-12T12:55:39.046000", "created": "2026-03-12T12:55:39.046000", "tags": [ "url https", "url http", "germany", "united", "ukraine", "japan", "extraction", "data upload", "urls", "url analysis", "enter sc", "extr", "iocs", "active", "france unknown", "present jan", "servers", "homair sweet", "grabber", "encrypt", "ipv4", "role title", "divx", "pitfall", "internet", "ip role", "america asn", "extraction data", "leveibielabs", "all se", "enter source", "url or", "texirag", "drop", "present nov", "united states", "america", "levdibidelabs", "failed", "idron anv", "include manualv", "review data", "iterng", "name servers", "passive dns", "incapsula", "meta name", "robots content", "x ua", "ieedge chrome1", "script head", "request", "cookie", "indicator", "msie", "chrome", "backdoor", "gmt content", "ipv4 add", "twitter", "title", "process32nextw", "ms windows", "intel", "pe32", "regopenkeyexa", "read c", "medium", "class", "write", "template", "present oct", "present jul", "aaaa", "present sep", "present aug", "url add", "http", "hostname", "related tags", "kx81xdbx0f", "x86xd3", "xa7xe28x06", "x82xd4", "delete c", "regsetvalueexa", "regbinary", "xa1xf1", "xe8xc2x14", "malware", "stream", "unknown", "win32", "persistence", "execution", "push", "present dec", "italy", "present jun", "embeddedwb", "whitelisted", "windows nt", "dns traffic", "russia", "cname", "accept", "destination", "port", "et smtp", "message", "et trojan", "components", "suspicious", "download", "hostile", "next", "logic", "gather victim", "et info", "etpro trojan", "trojan", "report spam", "interesting", "created", "pegasus", "manipulation", "service", "capture", "et", "etpro", "host", "attack", "mtb description", "windows", "shellexecuteexw", "writeconsolew", "registry", "t1031", "modify existing", "dock", "type indicator", "added active", "related pulses", "arcflex", "filehashsha1", "types of", "learn more", "filehashsha256", "cellebrite", "white label", "search", "sha1", "france", "cmanual jan", "expiration date", "domain add", "pulse submit", "files", "ip address", "gmt cache", "sameorigin", "reverse dns", "unknown ns", "admin org", "zipcode", "gmt server", "pulse pulses", "entries", "hostname add", "verdict", "germany unknown", "status", "domain", "xpirat", "netherlands", "netherlands asn", "as35280 acorus", "dns resolutions", "error", "files ip", "copy", "telnet login", "suspicious path", "busybox", "login attempt", "gpl telnet", "high", "tcp syn", "telnet root", "path", "mirai", "emails", "domain name", "jlu11q", "tqbplo", "hours ago", "found", "yahoo", "gmail", "yandex", "https://cellebrite.com/en/federal-government/", "monitoring", "monitored target", "dangerous", "spyware", "80211", "colorado", "x amz", "government", "mirai login attempt", "emotet", "c2", ".ru", ".com", "denver", "indicator role", "title added", "active related", "pulses hostname", "dead connect", "hostile", "adversarial", "abuse", "criminal intent", "block messages", "botnet" ], "references": [ "fastwebnet.it | Cellebrite White Label Spyware Service", "putrhnwl.exe", "Yara Detections: Nullsoft_NSIS", "Alerts: network_icmp network_http allocates_rwx antivm_disk_size creates_exe creates_shortcut", "Alerts: exe_appdata injection_process_search privilege_luid_check process_interest", "Alerts: queries_programs antivm_queries_computername antivm_memory_available", "IP\u2019s Contacted : 54.230.129.165", "Domains Contacted: download.divx.com dns.msftncsi.com versions.divx.com", "Domains Contacted: pitfall.divx.com www.google.com", "RECORD VALUE:Org \u2022 FastWeb: S.p.a. Status: OK", "IDS Detections: Win32/Tofsee.AX google.com connectivity check", "IDS Detections: Non-DNS or Non-Compliant DNS traffic on DNS port Opcode 8 through 15 set", "Yara: Detections Tofsee", "Alerts: dead_host network_icmp nolookup_communication persistence_ads creates_largekey", "Alerts: dumped_buffer network_http antisandbox_sleep antivm_network_adapters antivm_queries_computername", "https://otx.alienvault.com/indicator/file/c3ea30ad1090fb9f1de847eaf0b68e6f42a58147d3497628d4d7adbf1e0e0966", "FileDescription: DivX OVS Bundle, L:EN;ES;DE;FR;JA;PT;ZH-CN;ZH-TW, DivX Codec 6.9.1,", "DivX Player 7.2.0, DivX Web Player 1.5.0 OriginalFilename: bundle-ovs.exe", "ET INFO Exectuable Download from dotted-quad Host 192.168.56.101 95.69.199.116", "ET TROJAN Possible Kelihos.F EXE Download Common Structure 192.168.56.101 95.69.199.116", "ET POLICY PE EXE or DLL Windows file download HTTP 95.69.199.116 192.168.56.101", "ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download 95.69.199.116 192.168.56.101", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 37.115.100.238", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 212.2.128.108", "ET TROJAN Suspicious double Server Header", "ET DNS DNS Query to a .tk domain - Likey", "ET SMTP Abuseat.org Block Message 85.218.0.110 192.168.56.101", "Needs to be sorted. Actively being exploited on US", "162.159.134.42 \u2022 https://cellebrite.com/", "https://cellebrite.com/en/federal-government/", "moon-foundry.com shoparc.palantirfoundry.com Relentless ksuite.ikm.gov.in", "skillsfuture.gov.sg app.pr-21.apprenticeships-vic-gov-au.sdp4.sdp.vic.gov.au", "http://www.cityofvacaville.gov/accessvacaville dev.login.theblackpuma.com", "applev2.platform.int.iberia.es \u2022 applestyle.cz \u2022 66.196.118.33", "mta6.am0.yahoodns.net \u2022 appleatwork.noventiq.my", "http://2026c1ff-ede2-494c-9a91-8867e50d918d.applestyle.cz/" ], "public": 1, "adversary": "", "targeted_countries": [ "United States of America", "Italy", "Germany", "Ireland", "Switzerland", "Poland", "Belgium", "Netherlands", "Sweden" ], "malware_families": [ { "id": "ET", "display_name": "ET", "target": null }, { "id": "ETPRO", "display_name": "ETPRO", "target": null }, { "id": "Trojan:Win32/Emotet.PC!MTB", "display_name": "Trojan:Win32/Emotet.PC!MTB", "target": "/malware/Trojan:Win32/Emotet.PC!MTB" }, { "id": "Mirai", "display_name": "Mirai", "target": null }, { "id": "Crypt3.BXVC", "display_name": "Crypt3.BXVC", "target": null }, { "id": "Trojan:Win32/Danabot", "display_name": "Trojan:Win32/Danabot", "target": "/malware/Trojan:Win32/Danabot" }, { "id": "Win32:Trojan-gen", "display_name": "Win32:Trojan-gen", "target": null }, { "id": "Trojan:Win32/Aptdrop.RU", "display_name": "Trojan:Win32/Aptdrop.RU", "target": "/malware/Trojan:Win32/Aptdrop.RU" }, { "id": "Ransomware/Win.Stop.R4529", "display_name": "Ransomware/Win.Stop.R4529", "target": null }, { "id": "Pegasus", "display_name": "Pegasus", "target": null }, { "id": "Win32/BackdoorX", "display_name": "Win32/BackdoorX", "target": null }, { "id": "Win.Trojan.Dialog-9873788-0", "display_name": "Win.Trojan.Dialog-9873788-0", "target": null }, { "id": "Tsunami-6981155-0", "display_name": "Tsunami-6981155-0", "target": null }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Backdoor:Win32/Tofsee.T", "display_name": "Backdoor:Win32/Tofsee.T", "target": "/malware/Backdoor:Win32/Tofsee.T" }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Unix.Trojan.Tsunami-6981155-0", "display_name": "Unix.Trojan.Tsunami-6981155-0", "target": null } ], "attack_ids": [ { "id": "T1140", "name": "Deobfuscate/Decode Files or Information", "display_name": "T1140 - Deobfuscate/Decode Files or Information" }, { "id": "T1057", "name": "Process Discovery", "display_name": "T1057 - Process Discovery" }, { "id": "T1060", "name": "Registry Run Keys / Startup Folder", "display_name": "T1060 - Registry Run Keys / Startup Folder" }, { "id": "T1096", "name": "NTFS File Attributes", "display_name": "T1096 - NTFS File Attributes" }, { "id": "T1112", "name": "Modify Registry", "display_name": "T1112 - Modify Registry" }, { "id": "T1566", "name": "Phishing", "display_name": "T1566 - Phishing" }, { "id": "T1119", "name": "Automated Collection", "display_name": "T1119 - Automated Collection" }, { "id": "T1031", "name": "Modify Existing Service", "display_name": "T1031 - Modify Existing Service" }, { "id": "T1043", "name": "Commonly Used Port", "display_name": "T1043 - Commonly Used Port" }, { "id": "T1053", "name": "Scheduled Task/Job", "display_name": "T1053 - Scheduled Task/Job" }, { "id": "T1055", "name": "Process Injection", "display_name": "T1055 - Process Injection" }, { "id": "T1071", "name": "Application Layer Protocol", "display_name": "T1071 - Application Layer Protocol" }, { "id": "T1098", "name": "Account Manipulation", "display_name": "T1098 - Account Manipulation" }, { "id": "T1105", "name": "Ingress Tool Transfer", "display_name": "T1105 - Ingress Tool Transfer" }, { "id": "T1113", "name": "Screen Capture", "display_name": "T1113 - Screen Capture" }, { "id": "T1123", "name": "Audio Capture", "display_name": "T1123 - Audio Capture" }, { "id": "T1147", "name": "Hidden Users", "display_name": "T1147 - Hidden Users" }, { "id": "T1185", "name": "Man in the Browser", "display_name": "T1185 - Man in the Browser" }, { "id": "T1195", "name": "Supply Chain Compromise", "display_name": "T1195 - Supply Chain Compromise" }, { "id": "T1196", "name": "Control Panel Items", "display_name": "T1196 - Control Panel Items" }, { "id": "T1210", "name": "Exploitation of Remote Services", "display_name": "T1210 - Exploitation of Remote Services" }, { "id": "T1410", "name": "Network Traffic Capture or Redirection", "display_name": "T1410 - Network Traffic Capture or Redirection" }, { "id": "T1414", "name": "Capture Clipboard Data", "display_name": "T1414 - Capture Clipboard Data" }, { "id": "T1505", "name": "Server Software Component", "display_name": "T1505 - Server Software Component" }, { "id": "T1556", "name": "Modify Authentication Process", "display_name": "T1556 - Modify Authentication Process" }, { "id": "T1557", "name": "Man-in-the-Middle", "display_name": "T1557 - Man-in-the-Middle" }, { "id": "T1568", "name": "Dynamic Resolution", "display_name": "T1568 - Dynamic Resolution" }, { "id": "T1581", "name": "Geofencing", "display_name": "T1581 - Geofencing" }, { "id": "T1582", "name": "SMS Control", "display_name": "T1582 - SMS Control" }, { "id": "T1583", "name": "Acquire Infrastructure", "display_name": "T1583 - Acquire Infrastructure" }, { "id": "T1587", "name": "Develop Capabilities", "display_name": "T1587 - Develop Capabilities" }, { "id": "T1589", "name": "Gather Victim Identity Information", "display_name": "T1589 - Gather Victim Identity Information" }, { "id": "T1590", "name": "Gather Victim Network Information", "display_name": "T1590 - Gather Victim Network Information" }, { "id": "T1591", "name": "Gather Victim Org Information", "display_name": "T1591 - Gather Victim Org Information" }, { "id": "T1592", "name": "Gather Victim Host Information", "display_name": "T1592 - Gather Victim Host Information" }, { "id": "T1608", "name": "Stage Capabilities", "display_name": "T1608 - Stage Capabilities" }, { "id": "T1070", "name": "Indicator Removal on Host", "display_name": "T1070 - Indicator Removal on Host" }, { "id": "T1069", "name": "Permission Groups Discovery", "display_name": "T1069 - Permission Groups Discovery" }, { "id": "T1480", "name": "Execution Guardrails", "display_name": "T1480 - Execution Guardrails" }, { "id": "T1045", "name": "Software Packing", "display_name": "T1045 - Software Packing" }, { "id": "T1082", "name": "System Information Discovery", "display_name": "T1082 - System Information Discovery" }, { "id": "T1129", "name": "Shared Modules", "display_name": "T1129 - Shared Modules" }, { "id": "T1143", "name": "Hidden Window", "display_name": "T1143 - Hidden Window" }, { "id": "T1027", "name": "Obfuscated Files or Information", "display_name": "T1027 - Obfuscated Files or Information" }, { "id": "T1583.005", "name": "Botnet", "display_name": "T1583.005 - Botnet" }, { "id": "T1071.001", "name": "Web Protocols", "display_name": "T1071.001 - Web Protocols" }, { "id": "T1071.004", "name": "DNS", "display_name": "T1071.004 - DNS" }, { "id": "TA0011", "name": "Command and Control", "display_name": "TA0011 - Command and Control" }, { "id": "T1584.005", "name": "Botnet", "display_name": "T1584.005 - Botnet" } ], "industries": [ "Journalists", "Government", "Civil Society" ], "TLP": "green", "cloned_from": "696f7d467763ed4d4e74d133", "export_count": 0, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "msudosos", "id": "381696", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "URL": 4994, "domain": 2519, "hostname": 3281, "FileHash-SHA256": 4467, "FileHash-MD5": 1118, "FileHash-SHA1": 1056, "email": 12, "SSLCertFingerprint": 1 }, "indicator_count": 17448, "is_author": false, "is_subscribing": null, "subscriber_count": 49, "modified_text": "38 days ago ", "is_modified": false, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 }, { "id": "696f7d467763ed4d4e74d133", "name": "Federal Government-Cellebrite Attack found actively targeting iOS and other devices | Mirai login attempts | TelNet Login", "description": "https://cellebrite.com/en/federal-government/ | Found on a crime victims devices. Targets abused by spyware in an unethical manner by andvesarial \u2018governmental\u2019 possibly \u2018contracted\u2019 entities. Waged against targets such as victims of crime , journalists , researchers , students. Target Users: Serves public safety, enterprise, and government sectors, aiding first responders, investigators, prosecutors, and analysts. How it's Used Law enforcement uses it to unlock devices and retrieve evidence like messages, location history, and app data for criminal investigations. It helps uncover critical information from digital devices, even recovering data that users thought was permanently deleted. Controversy & Privacy Concerns While marketed as a tool for lawful investigations, its powerful data extraction capabilities raise significant privacy concerns and ethical debates.", "modified": "2026-02-19T12:05:47.166000", "created": "2026-01-20T13:04:06.622000", "tags": [ "url https", "url http", "germany", "united", "ukraine", "japan", "extraction", "data upload", "urls", "url analysis", "enter sc", "extr", "iocs", "active", "france unknown", "present jan", "servers", "homair sweet", "grabber", "encrypt", "ipv4", "role title", "divx", "pitfall", "internet", "ip role", "america asn", "extraction data", "leveibielabs", "all se", "enter source", "url or", "texirag", "drop", "present nov", "united states", "america", "levdibidelabs", "failed", "idron anv", "include manualv", "review data", "iterng", "name servers", "passive dns", "incapsula", "meta name", "robots content", "x ua", "ieedge chrome1", "script head", "request", "cookie", "indicator", "msie", "chrome", "backdoor", "gmt content", "ipv4 add", "twitter", "title", "process32nextw", "ms windows", "intel", "pe32", "regopenkeyexa", "read c", "medium", "class", "write", "template", "present oct", "present jul", "aaaa", "present sep", "present aug", "url add", "http", "hostname", "related tags", "kx81xdbx0f", "x86xd3", "xa7xe28x06", "x82xd4", "delete c", "regsetvalueexa", "regbinary", "xa1xf1", "xe8xc2x14", "malware", "stream", "unknown", "win32", "persistence", "execution", "push", "present dec", "italy", "present jun", "embeddedwb", "whitelisted", "windows nt", "dns traffic", "russia", "cname", "accept", "destination", "port", "et smtp", "message", "et trojan", "components", "suspicious", "download", "hostile", "next", "logic", "gather victim", "et info", "etpro trojan", "trojan", "report spam", "interesting", "created", "pegasus", "manipulation", "service", "capture", "et", "etpro", "host", "attack", "mtb description", "windows", "shellexecuteexw", "writeconsolew", "registry", "t1031", "modify existing", "dock", "type indicator", "added active", "related pulses", "arcflex", "filehashsha1", "types of", "learn more", "filehashsha256", "cellebrite", "white label", "search", "sha1", "france", "cmanual jan", "expiration date", "domain add", "pulse submit", "files", "ip address", "gmt cache", "sameorigin", "reverse dns", "unknown ns", "admin org", "zipcode", "gmt server", "pulse pulses", "entries", "hostname add", "verdict", "germany unknown", "status", "domain", "xpirat", "netherlands", "netherlands asn", "as35280 acorus", "dns resolutions", "error", "files ip", "copy", "telnet login", "suspicious path", "busybox", "login attempt", "gpl telnet", "high", "tcp syn", "telnet root", "path", "mirai", "emails", "domain name", "jlu11q", "tqbplo", "hours ago", "found", "yahoo", "gmail", "yandex", "https://cellebrite.com/en/federal-government/", "monitoring", "monitored target", "dangerous", "spyware", "80211", "colorado", "x amz", "government", "mirai login attempt", "emotet", "c2", ".ru", ".com", "denver", "indicator role", "title added", "active related", "pulses hostname", "dead connect", "hostile", "adversarial", "abuse", "criminal intent", "block messages", "botnet" ], "references": [ "fastwebnet.it | Cellebrite White Label Spyware Service", "putrhnwl.exe", "Yara Detections: Nullsoft_NSIS", "Alerts: network_icmp network_http allocates_rwx antivm_disk_size creates_exe creates_shortcut", "Alerts: exe_appdata injection_process_search privilege_luid_check process_interest", "Alerts: queries_programs antivm_queries_computername antivm_memory_available", "IP\u2019s Contacted : 54.230.129.165", "Domains Contacted: download.divx.com dns.msftncsi.com versions.divx.com", "Domains Contacted: pitfall.divx.com www.google.com", "RECORD VALUE:Org \u2022 FastWeb: S.p.a. Status: OK", "IDS Detections: Win32/Tofsee.AX google.com connectivity check", "IDS Detections: Non-DNS or Non-Compliant DNS traffic on DNS port Opcode 8 through 15 set", "Yara: Detections Tofsee", "Alerts: dead_host network_icmp nolookup_communication persistence_ads creates_largekey", "Alerts: dumped_buffer network_http antisandbox_sleep antivm_network_adapters antivm_queries_computername", "https://otx.alienvault.com/indicator/file/c3ea30ad1090fb9f1de847eaf0b68e6f42a58147d3497628d4d7adbf1e0e0966", "FileDescription: DivX OVS Bundle, L:EN;ES;DE;FR;JA;PT;ZH-CN;ZH-TW, DivX Codec 6.9.1,", "DivX Player 7.2.0, DivX Web Player 1.5.0 OriginalFilename: bundle-ovs.exe", "ET INFO Exectuable Download from dotted-quad Host 192.168.56.101 95.69.199.116", "ET TROJAN Possible Kelihos.F EXE Download Common Structure 192.168.56.101 95.69.199.116", "ET POLICY PE EXE or DLL Windows file download HTTP 95.69.199.116 192.168.56.101", "ET INFO Executable Retrieved With Minimal HTTP Headers - Potential Second Stage Download 95.69.199.116 192.168.56.101", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 37.115.100.238", "ETPRO TROJAN Win32/Kryptik.BLYP Checkin 192.168.56.101 212.2.128.108", "ET TROJAN Suspicious double Server Header", "ET DNS DNS Query to a .tk domain - Likey", "ET SMTP Abuseat.org Block Message 85.218.0.110 192.168.56.101", "Needs to be sorted. Actively being exploited on US", "162.159.134.42 \u2022 https://cellebrite.com/", "https://cellebrite.com/en/federal-government/", "moon-foundry.com shoparc.palantirfoundry.com Relentless ksuite.ikm.gov.in", "skillsfuture.gov.sg app.pr-21.apprenticeships-vic-gov-au.sdp4.sdp.vic.gov.au", "http://www.cityofvacaville.gov/accessvacaville dev.login.theblackpuma.com", "applev2.platform.int.iberia.es \u2022 applestyle.cz \u2022 66.196.118.33", "mta6.am0.yahoodns.net \u2022 appleatwork.noventiq.my", "http://2026c1ff-ede2-494c-9a91-8867e50d918d.applestyle.cz/" ], "public": 1, "adversary": "", "targeted_countries": [ "United States of America", "Italy", "Germany", "Ireland", "Switzerland", "Poland", "Belgium", "Netherlands", "Sweden" ], "malware_families": [ { "id": "ET", "display_name": "ET", "target": null }, { "id": "ETPRO", "display_name": "ETPRO", "target": null }, { "id": "Trojan:Win32/Emotet.PC!MTB", "display_name": "Trojan:Win32/Emotet.PC!MTB", "target": "/malware/Trojan:Win32/Emotet.PC!MTB" }, { "id": "Mirai", "display_name": "Mirai", "target": null }, { "id": "Crypt3.BXVC", "display_name": "Crypt3.BXVC", "target": null }, { "id": "Trojan:Win32/Danabot", "display_name": "Trojan:Win32/Danabot", "target": "/malware/Trojan:Win32/Danabot" }, { "id": "Win32:Trojan-gen", "display_name": "Win32:Trojan-gen", "target": null }, { "id": "Trojan:Win32/Aptdrop.RU", "display_name": "Trojan:Win32/Aptdrop.RU", "target": "/malware/Trojan:Win32/Aptdrop.RU" }, { "id": "Ransomware/Win.Stop.R4529", "display_name": "Ransomware/Win.Stop.R4529", "target": null }, { "id": "Pegasus", "display_name": "Pegasus", "target": null }, { "id": "Win32/BackdoorX", "display_name": "Win32/BackdoorX", "target": null }, { "id": "Win.Trojan.Dialog-9873788-0", "display_name": "Win.Trojan.Dialog-9873788-0", "target": null }, { "id": "Tsunami-6981155-0", "display_name": "Tsunami-6981155-0", "target": null }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Backdoor:Win32/Tofsee.T", "display_name": "Backdoor:Win32/Tofsee.T", "target": "/malware/Backdoor:Win32/Tofsee.T" }, { "id": "Backdoor:Linux/DemonBot", "display_name": "Backdoor:Linux/DemonBot", "target": "/malware/Backdoor:Linux/DemonBot" }, { "id": "Unix.Trojan.Tsunami-6981155-0", "display_name": "Unix.Trojan.Tsunami-6981155-0", "target": null } ], "attack_ids": [ { "id": "T1140", "name": "Deobfuscate/Decode Files or Information", "display_name": "T1140 - Deobfuscate/Decode Files or Information" }, { "id": "T1057", "name": "Process Discovery", "display_name": "T1057 - Process Discovery" }, { "id": "T1060", "name": "Registry Run Keys / Startup Folder", "display_name": "T1060 - Registry Run Keys / Startup Folder" }, { "id": "T1096", "name": "NTFS File Attributes", "display_name": "T1096 - NTFS File Attributes" }, { "id": "T1112", "name": "Modify Registry", "display_name": "T1112 - Modify Registry" }, { "id": "T1566", "name": "Phishing", "display_name": "T1566 - Phishing" }, { "id": "T1119", "name": "Automated Collection", "display_name": "T1119 - Automated Collection" }, { "id": "T1031", "name": "Modify Existing Service", "display_name": "T1031 - Modify Existing Service" }, { "id": "T1043", "name": "Commonly Used Port", "display_name": "T1043 - Commonly Used Port" }, { "id": "T1053", "name": "Scheduled Task/Job", "display_name": "T1053 - Scheduled Task/Job" }, { "id": "T1055", "name": "Process Injection", "display_name": "T1055 - Process Injection" }, { "id": "T1071", "name": "Application Layer Protocol", "display_name": "T1071 - Application Layer Protocol" }, { "id": "T1098", "name": "Account Manipulation", "display_name": "T1098 - Account Manipulation" }, { "id": "T1105", "name": "Ingress Tool Transfer", "display_name": "T1105 - Ingress Tool Transfer" }, { "id": "T1113", "name": "Screen Capture", "display_name": "T1113 - Screen Capture" }, { "id": "T1123", "name": "Audio Capture", "display_name": "T1123 - Audio Capture" }, { "id": "T1147", "name": "Hidden Users", "display_name": "T1147 - Hidden Users" }, { "id": "T1185", "name": "Man in the Browser", "display_name": "T1185 - Man in the Browser" }, { "id": "T1195", "name": "Supply Chain Compromise", "display_name": "T1195 - Supply Chain Compromise" }, { "id": "T1196", "name": "Control Panel Items", "display_name": "T1196 - Control Panel Items" }, { "id": "T1210", "name": "Exploitation of Remote Services", "display_name": "T1210 - Exploitation of Remote Services" }, { "id": "T1410", "name": "Network Traffic Capture or Redirection", "display_name": "T1410 - Network Traffic Capture or Redirection" }, { "id": "T1414", "name": "Capture Clipboard Data", "display_name": "T1414 - Capture Clipboard Data" }, { "id": "T1505", "name": "Server Software Component", "display_name": "T1505 - Server Software Component" }, { "id": "T1556", "name": "Modify Authentication Process", "display_name": "T1556 - Modify Authentication Process" }, { "id": "T1557", "name": "Man-in-the-Middle", "display_name": "T1557 - Man-in-the-Middle" }, { "id": "T1568", "name": "Dynamic Resolution", "display_name": "T1568 - Dynamic Resolution" }, { "id": "T1581", "name": "Geofencing", "display_name": "T1581 - Geofencing" }, { "id": "T1582", "name": "SMS Control", "display_name": "T1582 - SMS Control" }, { "id": "T1583", "name": "Acquire Infrastructure", "display_name": "T1583 - Acquire Infrastructure" }, { "id": "T1587", "name": "Develop Capabilities", "display_name": "T1587 - Develop Capabilities" }, { "id": "T1589", "name": "Gather Victim Identity Information", "display_name": "T1589 - Gather Victim Identity Information" }, { "id": "T1590", "name": "Gather Victim Network Information", "display_name": "T1590 - Gather Victim Network Information" }, { "id": "T1591", "name": "Gather Victim Org Information", "display_name": "T1591 - Gather Victim Org Information" }, { "id": "T1592", "name": "Gather Victim Host Information", "display_name": "T1592 - Gather Victim Host Information" }, { "id": "T1608", "name": "Stage Capabilities", "display_name": "T1608 - Stage Capabilities" }, { "id": "T1070", "name": "Indicator Removal on Host", "display_name": "T1070 - Indicator Removal on Host" }, { "id": "T1069", "name": "Permission Groups Discovery", "display_name": "T1069 - Permission Groups Discovery" }, { "id": "T1480", "name": "Execution Guardrails", "display_name": "T1480 - Execution Guardrails" }, { "id": "T1045", "name": "Software Packing", "display_name": "T1045 - Software Packing" }, { "id": "T1082", "name": "System Information Discovery", "display_name": "T1082 - System Information Discovery" }, { "id": "T1129", "name": "Shared Modules", "display_name": "T1129 - Shared Modules" }, { "id": "T1143", "name": "Hidden Window", "display_name": "T1143 - Hidden Window" }, { "id": "T1027", "name": "Obfuscated Files or Information", "display_name": "T1027 - Obfuscated Files or Information" }, { "id": "T1583.005", "name": "Botnet", "display_name": "T1583.005 - Botnet" }, { "id": "T1071.001", "name": "Web Protocols", "display_name": "T1071.001 - Web Protocols" }, { "id": "T1071.004", "name": "DNS", "display_name": "T1071.004 - DNS" }, { "id": "TA0011", "name": "Command and Control", "display_name": "TA0011 - Command and Control" }, { "id": "T1584.005", "name": "Botnet", "display_name": "T1584.005 - Botnet" } ], "industries": [ "Journalists", "Government", "Civil Society" ], "TLP": "green", "cloned_from": null, "export_count": 7, "upvotes_count": 0, "downvotes_count": 0, "votes_count": 0, "locked": false, "pulse_source": "web", "validator_count": 0, "comment_count": 0, "follower_count": 0, "vote": 0, "author": { "username": "Q.Vashti", "id": "337942", "avatar_url": "https://otx.alienvault.com/assets/images/default-avatar.png", "is_subscribed": false, "is_following": false }, "indicator_type_counts": { "URL": 4994, "domain": 2519, "hostname": 3281, "FileHash-SHA256": 4467, "FileHash-MD5": 1118, "FileHash-SHA1": 1056, "email": 12, "SSLCertFingerprint": 1 }, "indicator_count": 17448, "is_author": false, "is_subscribing": null, "subscriber_count": 143, "modified_text": "59 days ago ", "is_modified": true, "groups": [], "in_group": false, "threat_hunter_scannable": true, "threat_hunter_has_agents": 1, "related_indicator_type": "URL", "related_indicator_is_active": 1 } ], "error": null, "vt": { "error": "VirusTotal rate limit reached. Try again shortly.", "indicator": "https://platform-dev.cellebrite.cloud", "type": "URL" }, "abuseipdb": null, "urlhaus": { "indicator": "https://platform-dev.cellebrite.cloud", "type": "URL", "found": false, "verdict": "clean", "error": null }, "from_cache": true, "_cached_at": 1776638348.9548318 }