33 lines
925 B
YAML
33 lines
925 B
YAML
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title: Suspicious TSCON Start as SYSTEM
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ruletype: Sigma
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author: Florian Roth
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date: 2018/03/17
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description: Detects a tscon.exe start as LOCAL SYSTEM
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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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User:
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- NT AUTHORITY\SYSTEM*
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- AUTORITE NT\Sys*
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SELECTION_3:
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Image: '*\tscon.exe'
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condition: (SELECTION_1 and SELECTION_2 and SELECTION_3)
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falsepositives:
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- Unknown
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id: 9847f263-4a81-424f-970c-875dab15b79b
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level: high
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logsource:
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category: process_creation
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product: windows
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modified: 2021/11/29
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references:
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- http://www.korznikov.com/2017/03/0-day-or-feature-privilege-escalation.html
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- https://medium.com/@networksecurity/rdp-hijacking-how-to-hijack-rds-and-remoteapp-sessions-transparently-to-move-through-an-da2a1e73a5f6
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- https://www.ired.team/offensive-security/lateral-movement/t1076-rdp-hijacking-for-lateral-movement
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status: experimental
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tags:
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- attack.command_and_control
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- attack.t1219
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