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PULSE DETAIL
The adversary exploits the legitimate operational footprint of Rufus to mask Master Boot Record (MBR) manipulation and bypass heuristic defenses. This indicates a well-versed actor utilizing high-integrity tool-masking to maintain stealth.Technical AnalysisSubversion of Security Policies: The artifact targets HKLM\…\SAFER\CODEIDENTIFIERS to enumerate and likely neutralize Software Restriction Policies (SRP).Direct Disk Manipulation: Exploits the utility’s disk-write primitive to establish persistence at the boot layer, bypassing standard OS-level detection.Privileged Discovery: Forces UAC elevation to conduct exhaustive hardware reconnaissance and volume profiling, facilitating environmental awareness.Heuristic Evasion: masquerades as a trusted unsigned binary to exploit the "administrative whitelist" blind spot in signature-based engines.
Indicators of Compromise (6 / 431 total)
| TYPE | INDICATOR | DESCRIPTION | CREATED | |
|---|---|---|---|---|
| FileHash-SHA1 | 6a55e1445c1c915664fba385828c5a0078fe460d | SHA1 of 4ff1c75a93b2280dabe75acecade82d644388c9f4412565d846aeb396bfdc133 | 2026-05-07 | |
| FileHash-SHA1 | a0b95d81464686310d4a1076693f0fae191e11a7 | — | 2026-05-07 | |
| FileHash-SHA1 | 2dc49363f8e6d99f2ad84739e91750f8207bc920 | — | 2026-05-07 | |
| FileHash-SHA1 | 5fa8ae199ed8c3b6fe1fc164e2587ded61852efc | — | 2026-05-07 | |
| FileHash-SHA1 | 8dceb96874d5c6425ebb81bfee587244c89416da | — | 2026-05-07 | |
| FileHash-SHA1 | ea08ce11366c3b80c42a1bc7098dbd2e2a017c1f | — | 2026-05-07 |