HackTool - SharpEvtMute DLL Load
Detects the load of EvtMuteHook.dll, a key component of SharpEvtHook, a tool that tampers with the Windows event logs
Sigma rule (View on GitHub)
1title: HackTool - SharpEvtMute DLL Load
2id: 49329257-089d-46e6-af37-4afce4290685
3related:
4 - id: bedfc8ad-d1c7-4e37-a20e-e2b0dbee759c # Process Creation
5 type: similar
6status: test
7description: Detects the load of EvtMuteHook.dll, a key component of SharpEvtHook, a tool that tampers with the Windows event logs
8references:
9 - https://github.com/bats3c/EvtMute
10author: Florian Roth (Nextron Systems)
11date: 2022/09/07
12modified: 2023/02/17
13tags:
14 - attack.defense_evasion
15 - attack.t1562.002
16logsource:
17 category: image_load
18 product: windows
19detection:
20 selection:
21 - Hashes|contains: 'IMPHASH=330768A4F172E10ACB6287B87289D83B'
22 - Imphash: '330768a4f172e10acb6287b87289d83b'
23 condition: selection
24falsepositives:
25 - Other DLLs with the same Imphash
26level: high
References
Related rules
- HackTool - SharpEvtMute Execution
- Important Windows Event Auditing Disabled
- Windows Event Auditing Disabled
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- Potential NT API Stub Patching