41 lines
970 B
YAML
41 lines
970 B
YAML
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title: Suspicious Service Binary Directory
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ruletype: Sigma
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author: Florian Roth
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date: 2021/03/09
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description: Detects a service binary running in a suspicious directory
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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:
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- '*\Users\Public\\*'
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- '*\$Recycle.bin*'
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- '*\Users\All Users\\*'
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- '*\Users\Default\\*'
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- '*\Users\Contacts\\*'
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- '*\Users\Searches\\*'
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- '*C:\Perflogs\\*'
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- '*\config\systemprofile\\*'
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- '*\Windows\Fonts\\*'
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- '*\Windows\IME\\*'
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- '*\Windows\addins\\*'
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SELECTION_3:
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ParentImage:
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- '*\services.exe'
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- '*\svchost.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: 883faa95-175a-4e22-8181-e5761aeb373c
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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://blog.truesec.com/2021/03/07/exchange-zero-day-proxylogon-and-hafnium/
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status: experimental
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tags:
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- attack.defense_evasion
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- attack.t1202
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