itiB
34 lines
847 B
YAML
34 lines
847 B
YAML
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title: RDP Sensitive Settings Changed
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ruletype: Sigma
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author: Samir Bousseaden
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date: 2019/04/03
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description: Detects changes to RDP terminal service sensitive settings
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detection:
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SELECTION_1:
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EventID: 12
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SELECTION_2:
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EventID: 13
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SELECTION_3:
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EventID: 14
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SELECTION_4:
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TargetObject:
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- '*\services\TermService\Parameters\ServiceDll*'
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- '*\Control\Terminal Server\fSingleSessionPerUser*'
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- '*\Control\Terminal Server\fDenyTSConnections*'
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condition: ((SELECTION_1 or SELECTION_2 or SELECTION_3) and SELECTION_4)
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falsepositives:
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- unknown
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id: 171b67e1-74b4-460e-8d55-b331f3e32d67
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level: high
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logsource:
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category: registry_event
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product: windows
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modified: 2021/11/27
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references:
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- https://blog.menasec.net/2019/02/threat-hunting-rdp-hijacking-via.html
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status: test
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tags:
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- attack.defense_evasion
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- attack.t1112
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