SigmaHQ/rules/windows/builtin/win_rdp_reverse_tunnel.yml
2021-07-06 14:16:01 +02:00

41 lines
1.1 KiB
YAML

title: RDP over Reverse SSH Tunnel WFP
id: 5bed80b6-b3e8-428e-a3ae-d3c757589e41
status: experimental
description: Detects svchost hosting RDP termsvcs communicating with the loopback address
references:
- https://twitter.com/SBousseaden/status/1096148422984384514
- https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/blob/master/Command%20and%20Control/DE_RDP_Tunnel_5156.evtx
author: Samir Bousseaden
date: 2019/02/16
modified: 2021/07/06
tags:
- attack.defense_evasion
- attack.command_and_control
- attack.lateral_movement
- attack.t1076 # an old one
- attack.t1090 # an old one
- attack.t1090.001
- attack.t1090.002
- attack.t1021.001
- car.2013-07-002
logsource:
product: windows
service: security
detection:
selection:
EventID: 5156
sourceRDP:
SourcePort: 3389
DestAddress:
- '127.*'
- '::1'
destinationRDP:
DestPort: 3389
SourceAddress:
- '127.*'
- '::1'
condition: selection and ( sourceRDP or destinationRDP )
falsepositives:
- unknown
level: high