frack113
32 lines
813 B
YAML
32 lines
813 B
YAML
title: Detection of PowerShell Execution via DLL
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id: 6812a10b-60ea-420c-832f-dfcc33b646ba
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status: test
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description: Detects PowerShell Strings applied to rundll as seen in PowerShdll.dll
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author: Markus Neis
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references:
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- https://github.com/p3nt4/PowerShdll/blob/master/README.md
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date: 2018/08/25
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modified: 2021/11/27
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logsource:
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category: process_creation
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product: windows
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detection:
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selection1:
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Image|endswith:
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- '\rundll32.exe'
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selection2:
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Description|contains:
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- 'Windows-Hostprozess (Rundll32)'
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selection3:
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CommandLine|contains:
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- 'Default.GetString'
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- 'FromBase64String'
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condition: (selection1 or selection2) and selection3
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falsepositives:
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- Unknown
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level: high
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tags:
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- attack.defense_evasion
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- attack.t1085 # an old one
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- attack.t1218.011
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