53 lines
1.2 KiB
YAML
53 lines
1.2 KiB
YAML
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title: First Time Seen Remote Named Pipe
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ruletype: Sigma
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author: Samir Bousseaden
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date: 2019/04/03
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description: This detection excludes known namped pipes accessible remotely and notify
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on newly observed ones, may help to detect lateral movement and remote exec using
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named pipes
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detection:
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SELECTION_1:
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EventID: 5145
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SELECTION_2:
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ShareName: \\\*\IPC$
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SELECTION_3:
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RelativeTargetName:
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- atsvc
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- samr
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- lsarpc
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- lsass
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- winreg
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- netlogon
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- srvsvc
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- protected_storage
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- wkssvc
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- browser
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- netdfs
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- svcctl
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- spoolss
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- ntsvcs
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- LSM_API_service
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- HydraLsPipe
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- TermSrv_API_service
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- MsFteWds
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- sql\query
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condition: ((SELECTION_1 and SELECTION_2) and not (SELECTION_3))
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falsepositives:
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- update the excluded named pipe to filter out any newly observed legit named pipe
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id: 52d8b0c6-53d6-439a-9e41-52ad442ad9ad
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level: high
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logsource:
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definition: The advanced audit policy setting "Object Access > Audit Detailed File
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Share" must be configured for Success/Failure
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product: windows
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service: security
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modified: 2021/12/06
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references:
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- https://twitter.com/menasec1/status/1104489274387451904
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status: test
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tags:
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- attack.lateral_movement
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- attack.t1077
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- attack.t1021.002
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