Thomas Patzke
7602309138
* Converted (to generic sigma) rules * Converter outputs by default with indentation 4
27 lines
780 B
YAML
27 lines
780 B
YAML
title: Suspicious Encoded PowerShell Command Line
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description: Detects suspicious powershell process starts with base64 encoded commands
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status: experimental
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references:
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- https://app.any.run/tasks/6217d77d-3189-4db2-a957-8ab239f3e01e
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author: Florian Roth, Markus Neis
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date: 2018/09/03
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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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selection:
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CommandLine:
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- '* -e JAB*'
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- '* -enc JAB*'
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- '* -encodedcommand JAB*'
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- '* BA^J e-'
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falsepositive1:
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Image: '*\GRR\\*'
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falsepositive2:
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CommandLine: '* -ExecutionPolicy remotesigned *'
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condition: selection and not 1 of falsepositive*
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falsepositives:
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- GRR powershell hacks
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- PowerSponse Deployments
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level: high
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