42 lines
1.1 KiB
YAML
42 lines
1.1 KiB
YAML
title: RDP Over Reverse SSH Tunnel
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author: Samir Bousseaden
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date: 2019/02/16
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description: Detects svchost hosting RDP termsvcs communicating with the loopback
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address and on TCP port 3389
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detection:
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SELECTION_1:
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EventID: 3
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SELECTION_2:
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Image: '*\svchost.exe'
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SELECTION_3:
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Initiated: 'true'
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SELECTION_4:
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SourcePort: 3389
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SELECTION_5:
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DestinationIp: 127.*
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SELECTION_6:
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DestinationIp: ::1
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condition: (SELECTION_1 and (SELECTION_2 and SELECTION_3 and SELECTION_4) and
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((SELECTION_5) or (SELECTION_6)))
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falsepositives:
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- unknown
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id: 5f699bc5-5446-4a4a-a0b7-5ef2885a3eb4
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level: high
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logsource:
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category: network_connection
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product: windows
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modified: 2021/05/11
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references:
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- https://twitter.com/SBousseaden/status/1096148422984384514
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status: experimental
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tags:
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- attack.command_and_control
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- attack.t1572
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- attack.lateral_movement
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- attack.t1021.001
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- attack.t1076
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- car.2013-07-002
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yml_filename: sysmon_rdp_reverse_tunnel.yml
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yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/network_connection
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