61 lines
1.7 KiB
YAML
61 lines
1.7 KiB
YAML
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title: Net.exe Execution
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ruletype: Sigma
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author: Michael Haag, Mark Woan (improvements), James Pemberton / @4A616D6573 / oscd.community
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(improvements)
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date: 2019/01/16
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description: Detects execution of Net.exe, whether suspicious or benign.
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detection:
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SELECTION_1:
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EventID: 1
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SELECTION_2:
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Image:
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- '*\net.exe'
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- '*\net1.exe'
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SELECTION_3:
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CommandLine:
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- '* group*'
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- '* localgroup*'
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- '* user*'
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- '* view*'
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- '* share*'
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- '* accounts*'
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- '* stop *'
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- '* start*'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
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falsepositives:
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- Will need to be tuned. If using Splunk, I recommend | stats count by Computer,CommandLine
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following the search for easy hunting by computer/CommandLine.
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fields:
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- ComputerName
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- User
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- CommandLine
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- ParentCommandLine
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id: 183e7ea8-ac4b-4c23-9aec-b3dac4e401ac
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level: low
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logsource:
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category: process_creation
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product: windows
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modified: 2021/12/06
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references:
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- https://pentest.blog/windows-privilege-escalation-methods-for-pentesters/
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- https://eqllib.readthedocs.io/en/latest/analytics/4d2e7fc1-af0b-4915-89aa-03d25ba7805e.html
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- https://eqllib.readthedocs.io/en/latest/analytics/e61f557c-a9d0-4c25-ab5b-bbc46bb24deb.html
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- https://eqllib.readthedocs.io/en/latest/analytics/9b3dd402-891c-4c4d-a662-28947168ce61.html
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- https://github.com/redcanaryco/atomic-red-team/blob/master/atomics/T1007/T1007.md#atomic-test-2---system-service-discovery---netexe
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status: experimental
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tags:
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- attack.discovery
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- attack.t1007
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- attack.t1049
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- attack.t1018
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- attack.t1135
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- attack.t1201
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- attack.t1069.001
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- attack.t1069.002
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- attack.t1087.001
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- attack.t1087.002
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- attack.lateral_movement
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- attack.t1021.002
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- attack.s0039
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