SigmaHQ/rules/windows/process_creation/win_susp_crackmapexec_execution.yml

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title: CrackMapExec Command Execution
id: 058f4380-962d-40a5-afce-50207d36d7e2
status: experimental
description: Detect various execution methods of the CrackMapExec pentesting framework
references:
- https://github.com/byt3bl33d3r/CrackMapExec
tags:
- attack.execution
- attack.t1047
- attack.t1053
- attack.t1059.003
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- attack.t1059.001
- attack.s0106
- attack.t1086 # an old one
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author: Thomas Patzke
date: 2020/05/22
logsource:
category: process_creation
product: windows
detection:
selection:
CommandLine:
# cme/protocols/smb/wmiexec.py (generalized execute_remote and execute_fileless)
- '*cmd.exe /Q /c * 1> \\\\*\\*\\* 2>&1'
# cme/protocols/smb/atexec.py:109 (fileless output via share)
- '*cmd.exe /C * > \\\\*\\*\\* 2>&1'
# cme/protocols/smb/atexec.py:111 (fileless output via share)
- '*cmd.exe /C * > *\\Temp\\* 2>&1'
# cme/helpers/powershell.py:139 (PowerShell execution with obfuscation)
- '*powershell.exe -exec bypass -noni -nop -w 1 -C "*'
# cme/helpers/powershell.py:149 (PowerShell execution without obfuscation)
- '*powershell.exe -noni -nop -w 1 -enc *'
condition: selection
fields:
- ComputerName
- User
- CommandLine
falsepositives:
- Unknown
level: high