Nasreddine Bencherchali
45 lines
1.3 KiB
YAML
45 lines
1.3 KiB
YAML
title: CrackMapExec Process Patterns
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id: f26307d8-14cd-47e3-a26b-4b4769f24af6
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status: experimental
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description: Detects suspicious process patterns found in logs when CrackMapExec is used
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references:
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- https://mpgn.gitbook.io/crackmapexec/smb-protocol/obtaining-credentials/dump-lsass
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author: Florian Roth
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date: 2022/03/12
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modified: 2022/11/18
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tags:
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- attack.credential_access
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- attack.t1003.001
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logsource:
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product: windows
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category: process_creation
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detection:
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selection_lsass_dump1:
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CommandLine|contains|all:
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- 'tasklist /fi '
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- 'Imagename eq lsass.exe'
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CommandLine|contains:
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- 'cmd.exe /c '
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- 'cmd.exe /r '
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- 'cmd.exe /k '
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- 'cmd /c '
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- 'cmd /r '
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- 'cmd /k '
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User|contains: # covers many language settings
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- 'AUTHORI'
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- 'AUTORI'
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selection_lsass_dump2:
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CommandLine|contains|all:
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- 'do rundll32.exe C:\windows\System32\comsvcs.dll, MiniDump'
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- '\Windows\Temp\'
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- ' full'
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- '%%B'
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selection_procdump:
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CommandLine|contains|all:
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- 'tasklist /v /fo csv'
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- 'findstr /i "lsass"'
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condition: 1 of selection*
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falsepositives:
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- Unknown
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level: high
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