32 lines
888 B
YAML
32 lines
888 B
YAML
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title: Suspicious LSASS Process Clone
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ruletype: Sigma
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author: Florian Roth, Samir Bousseaden
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date: 2021/11/27
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description: Detects a suspicious LSASS process process clone that could be a sign
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of process dumping activity
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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Image: '*\Windows\System32\lsass.exe'
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SELECTION_3:
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ParentImage: '*\Windows\System32\lsass.exe'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
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falsepositives:
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- Unknown
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id: c8da0dfd-4ed0-4b68-962d-13c9c884384e
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level: critical
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logsource:
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category: process_creation
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product: windows
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references:
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- https://www.matteomalvica.com/blog/2019/12/02/win-defender-atp-cred-bypass/
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- https://twitter.com/Hexacorn/status/1420053502554951689
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- https://twitter.com/SBousseaden/status/1464566846594691073?s=20
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status: experimental
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tags:
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- attack.credential_access
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- attack.t1003
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- attack.t1003.001
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