35 lines
887 B
YAML
35 lines
887 B
YAML
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title: Local User Creation
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ruletype: Sigma
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author: Patrick Bareiss
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date: 2019/04/18
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description: Detects local user creation on windows servers, which shouldn't happen
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in an Active Directory environment. Apply this Sigma Use Case on your windows server
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logs and not on your DC logs.
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detection:
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SELECTION_1:
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provider_Name: Microsoft-Windows-Security-Auditing
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SELECTION_2:
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EventID: 4720
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condition: (SELECTION_1 and SELECTION_2)
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falsepositives:
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- Domain Controller Logs
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- Local accounts managed by privileged account management tools
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fields:
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- EventCode
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- AccountName
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- AccountDomain
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id: 66b6be3d-55d0-4f47-9855-d69df21740ea
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level: low
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logsource:
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product: windows
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service: security
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modified: 2021/11/30
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references:
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- https://patrick-bareiss.com/detecting-local-user-creation-in-ad-with-sigma/
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status: test
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tags:
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- attack.persistence
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- attack.t1136
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- attack.t1136.001
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