39 lines
863 B
YAML
39 lines
863 B
YAML
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title: Mshta Spawning Windows Shell
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ruletype: Sigma
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author: Florian Roth
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date: 2021/06/28
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description: Detects a suspicious child process of a mshta.exe process
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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: '*\mshta.exe'
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SELECTION_3:
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Image:
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- '*\powershell.exe'
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- '*\cmd.exe'
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- '*\WScript.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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fields:
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- CommandLine
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- ParentCommandLine
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id: 772bb24c-8df2-4be0-9157-ae4dfa794037
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level: high
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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://app.any.run/tasks/f0fac90f-84ac-4faa-b5b2-f4353c388969/#
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- https://app.any.run/tasks/9c0f37bc-867a-4314-b685-e101566766d7/
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status: experimental
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tags:
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- attack.execution
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- attack.defense_evasion
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- attack.t1064
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- attack.t1059.005
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- attack.t1059.001
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- attack.t1218
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