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PULSE NAME
C2 Widget unsigned, masqueraded Wmiprvse.[exe] * CAPE Sandbox
High-confidence detection of a masqueraded Wmiprvse.exe binary. Despite a 2019 creation timestamp, the file lacks digital signatures and exhibits aggressive (LotL) behaviors including resource hijacking and unauthorized HTTP egress.
Domain: Wmiprvse.exe (Masqueraded)Hash (SHA-256): 50994d21e... (Ghost-No Certs / No IP) red flag- lack of digital certificate data. Standard (WMI) binaries are signed by Microsoft. An unsigned version indicates the binary has been modified, hollowed, or replaced. The binary initiates HTTP Comms without resolving to a domain or static IP in the static analysis phase, suggesting it may use (DGA) or hidden (P2P) instructions that only trigger under specific sandbox conditions. 2019- It likely exploits legacy WMI vulnerabilities or utilizes the WMI Event Sub. method to maintain persistence across reboots. Utilizing a 2019, the malware attempts to blend in as an "old, trusted" system file to bypass scanners that prioritize scanning new/recently modified files.
MITRE ATT&CK & Malware Families
Indicators of Compromise (3 / 128 total)
| TYPE | INDICATOR | DESCRIPTION | CREATED | |
|---|---|---|---|---|
| FileHash-MD5 | 64efec9f0dd2955de50c14dacfe76f41 | — | 2026-05-22 | |
| FileHash-MD5 | fe5388b55b7eca33d4988296072cf31b | — | 2026-05-22 | |
| FileHash-MD5 | 6902377f105c6ad254fa36d5d757504a | — | 2026-05-22 |
References (2)
↗ https://vtbehaviour.commondatastorage.googleapis.com/50994d21e6e536c08192cb8956f81eacfef9f30a0a7a5e0353331260944c074c_CAPE%20Sandbox.html?GoogleAccessId=758681729565-rc7fgq07icj8c9dm2gi34a4cckv235v1@developer.gserviceaccount.com&Expires=1779482077&Signature=nJUEiJ6dQ9BpsB0iqcay0woOAG%2Fp%2FZrQWO3F9ECQng4g5IghQMR2UtGHtz69%2BXwm5SmZln9qdlb6k8fO3vZ1i8iYCIYD4to7EkIelW2SmdfX%2FvBT9VAo4l%2B74GtPn32h%2BRAZCfkA%2Fa7jIs%2BL5GfGqOjOyCossQG6h%2FHhJlhOk5%2FEmdR0SPESzQzsQaDNt9eRcjgm4HvCXbbia01tcosvJrvko3cIKinj0xKmSzUI7k
↗ https://vtbehaviour.commondatastorage.googleapis.com/50994d21e6e536c08192cb8956f81eacfef9f30a0a7a5e0353331260944c074c_Zenbox.html?GoogleAccessId=758681729565-rc7fgq07icj8c9dm2gi34a4cckv235v1@developer.gserviceaccount.com&Expires=1779482097&Signature=sACP7gBBLJngNhl4IUXtgAiK29nO0W90X4yE9f7kzzAPem3FAhuJfM1VaC4SBLuxW%2FHZBwX1ugrpwkF5q3iP6n9XnEoXtrzlFgd2Y6Q%2FEWrXgE3dKrKOfdT4lLqIJ6Z9gNMupmI84vm5KvS2pvUnuhEc5odbK6Iefl%2Bc8dtZeittEaaKcGiFdYPcEhS%2Fb5Okxu9LLjb%2Fm8u%2BzcrWLWM736OdZwQpDnsmGctSIytTKdxEMUZElJdrtTyd8A