Nasreddine Bencherchali
598d29f811
chore: change tags, date, modified fields to comply with v2 of the Sigma spec. chore: update the related type from `obsoletes` to `obsolete`. chore: update local json schema to the latest version.
24 lines
726 B
YAML
24 lines
726 B
YAML
title: Windows PowerShell User Agent
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id: c8557060-9221-4448-8794-96320e6f3e74
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status: test
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description: Detects Windows PowerShell Web Access
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references:
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- https://msdn.microsoft.com/powershell/reference/5.1/microsoft.powershell.utility/Invoke-WebRequest
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author: Florian Roth (Nextron Systems)
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date: 2017-03-13
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modified: 2021-11-27
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tags:
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- attack.defense-evasion
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- attack.command-and-control
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- attack.t1071.001
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logsource:
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category: proxy
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detection:
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selection:
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c-useragent|contains: ' WindowsPowerShell/'
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condition: selection
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falsepositives:
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- Administrative scripts that download files from the Internet
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- Administrative scripts that retrieve certain website contents
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level: medium
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