48 lines
1.3 KiB
YAML
48 lines
1.3 KiB
YAML
title: RDP over Reverse SSH Tunnel WFP
|
|
author: Samir Bousseaden
|
|
date: 2019/02/16
|
|
description: Detects svchost hosting RDP termsvcs communicating with the loopback
|
|
address
|
|
detection:
|
|
SELECTION_1:
|
|
EventID: 5156
|
|
SELECTION_2:
|
|
SourcePort: 3389
|
|
SELECTION_3:
|
|
DestAddress: 127.*
|
|
SELECTION_4:
|
|
DestAddress: ::1
|
|
SELECTION_5:
|
|
DestPort: 3389
|
|
SELECTION_6:
|
|
SourceAddress: 127.*
|
|
SELECTION_7:
|
|
SourceAddress: ::1
|
|
condition: (SELECTION_1 and ((SELECTION_2 and (SELECTION_3 or SELECTION_4)) or
|
|
(SELECTION_5 and (SELECTION_6 or SELECTION_7))))
|
|
falsepositives:
|
|
- unknown
|
|
id: 5bed80b6-b3e8-428e-a3ae-d3c757589e41
|
|
level: high
|
|
logsource:
|
|
product: windows
|
|
service: security
|
|
modified: 2021/07/06
|
|
references:
|
|
- https://twitter.com/SBousseaden/status/1096148422984384514
|
|
- https://github.com/sbousseaden/EVTX-ATTACK-SAMPLES/blob/master/Command%20and%20Control/DE_RDP_Tunnel_5156.evtx
|
|
status: experimental
|
|
tags:
|
|
- attack.defense_evasion
|
|
- attack.command_and_control
|
|
- attack.lateral_movement
|
|
- attack.t1076
|
|
- attack.t1090
|
|
- attack.t1090.001
|
|
- attack.t1090.002
|
|
- attack.t1021.001
|
|
- car.2013-07-002
|
|
yml_filename: win_rdp_reverse_tunnel.yml
|
|
yml_path: /Users/user/Documents/YamatoSecurity/sigma/rules/windows/builtin
|
|
|