34 lines
818 B
YAML
34 lines
818 B
YAML
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title: Suspicious Userinit Child Process
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ruletype: Sigma
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author: Florian Roth (rule), Samir Bousseaden (idea)
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date: 2019/06/17
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description: Detects a suspicious child process of userinit
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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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ParentImage: '*\userinit.exe'
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SELECTION_3:
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CommandLine: '*\netlogon\\*'
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SELECTION_4:
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Image: '*\explorer.exe'
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condition: (SELECTION_1 and (SELECTION_2 and not (SELECTION_3)) and not (SELECTION_4))
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falsepositives:
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- Administrative scripts
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fields:
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- CommandLine
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- ParentCommandLine
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id: b655a06a-31c0-477a-95c2-3726b83d649d
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level: medium
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logsource:
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category: process_creation
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product: windows
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modified: 2021/06/27
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references:
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- https://twitter.com/SBousseaden/status/1139811587760562176
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1055
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