SigmaHQ/rules/apt/apt_cloudhopper.yml

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title: WMIExec VBS Script
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description: Detects suspicious file execution by wscript and cscript
author: Florian Roth
references:
- https://www.pwc.co.uk/cyber-security/pdf/cloud-hopper-annex-b-final.pdf
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tags:
- attack.execution
- attack.g0045
- attack.t1064
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logsource:
product: windows
service: sysmon
detection:
selection:
EventID: 1
Image: '*\cscript.exe'
CommandLine: '*.vbs /shell *'
condition: selection
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fields:
- CommandLine
- ParentCommandLine
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falsepositives:
- Unlikely
level: critical