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30 lines
960 B
YAML
30 lines
960 B
YAML
title: Possible DC Shadow
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id: 32e19d25-4aed-4860-a55a-be99cb0bf7ed
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description: Detects DCShadow via create new SPN
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status: experimental
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author: Ilyas Ochkov, oscd.community, Chakib Gzenayi (@Chak092), Hosni Mribah
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date: 2019/10/25
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references:
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- https://github.com/Neo23x0/sigma/blob/ec5bb710499caae6667c7f7311ca9e92c03b9039/rules/windows/builtin/win_dcsync.yml
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- https://twitter.com/gentilkiwi/status/1003236624925413376
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- https://gist.github.com/gentilkiwi/dcc132457408cf11ad2061340dcb53c2
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- https://blog.alsid.eu/dcshadow-explained-4510f52fc19d
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tags:
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- attack.credential_access
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- attack.t1207
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logsource:
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product: windows
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service: security
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detection:
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selection1:
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EventID: 4742
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ServicePrincipalNames: '*GC/*'
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selection2:
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EventID: 5136
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LDAPDisplayName: servicePrincipalName
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Value: 'GC/*'
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condition: selection1 OR selection2
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falsepositives:
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- Exclude known DCs
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level: high
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