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35 lines
1.1 KiB
YAML
35 lines
1.1 KiB
YAML
title: WMI Spawning Windows PowerShell
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id: 692f0bec-83ba-4d04-af7e-e884a96059b6
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status: experimental
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description: Detects WMI spawning PowerShell
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references:
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- https://github.com/Neo23x0/sigma/blob/master/rules/windows/process_creation/win_shell_spawn_susp_program.yml
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- https://any.run/report/68bc255f9b0db6a0d30a8f2dadfbee3256acfe12497bf93943bc1eab0735e45e/a2385d6f-34f7-403c-90d3-b1f9d2a90a5e
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author: Markus Neis / @Karneades
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date: 2019/04/03
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modified: 2021/02/24
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tags:
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- attack.execution
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- attack.t1047
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- attack.t1059.001
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- attack.defense_evasion # an old one
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- attack.t1064 # an old one
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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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ParentImage|endswith:
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- '\wmiprvse.exe'
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Image|endswith:
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- '\powershell.exe'
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filter_null1:
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CommandLine: 'null'
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filter_null2: # some backends need the null value in a seperate expression
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CommandLine: null
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condition: selection and not filter_null1 and not filter_null2
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falsepositives:
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- AppvClient
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- CCM
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level: high
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