42 lines
1.1 KiB
YAML
42 lines
1.1 KiB
YAML
title: Alternate PowerShell Hosts Pipe
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author: Roberto Rodriguez @Cyb3rWard0g
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date: 2019/09/12
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description: Detects alternate PowerShell hosts potentially bypassing detections looking
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for powershell.exe
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detection:
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SELECTION_1:
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EventID: 17
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SELECTION_2:
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EventID: 18
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SELECTION_3:
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PipeName: \PSHost*
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SELECTION_4:
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Image: '*\powershell.exe'
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SELECTION_5:
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Image: '*\powershell_ise.exe'
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condition: ((SELECTION_1 or SELECTION_2) and SELECTION_3 and not ((SELECTION_4
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or SELECTION_5)))
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falsepositives:
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- Programs using PowerShell directly without invocation of a dedicated interpreter.
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fields:
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- ComputerName
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- User
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- Image
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- PipeName
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id: 58cb02d5-78ce-4692-b3e1-dce850aae41a
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level: medium
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logsource:
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category: pipe_created
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product: windows
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modified: 2019/11/10
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references:
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- https://threathunterplaybook.com/notebooks/windows/02_execution/WIN-190815181010.html
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status: experimental
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tags:
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- attack.execution
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- attack.t1086
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- attack.t1059.001
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yml_filename: sysmon_alternate_powershell_hosts_pipe.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/pipe_created
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