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36 lines
876 B
YAML
36 lines
876 B
YAML
title: MSHTA Spawning Windows Shell
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status: experimental
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description: Detects a Windows command line executable started from MSHTA.
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references:
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- https://www.trustedsec.com/july-2015/malicious-htas/
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author: Michael Haag
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logsource:
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product: windows
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service: sysmon
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detection:
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selection:
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EventID: 1
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ParentImage: '*\mshta.exe'
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Image:
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- '*\cmd.exe'
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- '*\powershell.exe'
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- '*\wscript.exe'
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- '*\cscript.exe'
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- '*\sh.exe'
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- '*\bash.exe'
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- '*\reg.exe'
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- '*\regsvr32.exe'
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- '*\BITSADMIN*'
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filter:
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Commandline:
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- '*/HP/HP*'
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- '*\HP\HP*'
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condition: selection and not filter
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fields:
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- CommandLine
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- ParentCommandLine
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falsepositives:
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- Printer software / driver installations
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level: high
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