Nasreddine Bencherchali
598d29f811
chore: change tags, date, modified fields to comply with v2 of the Sigma spec. chore: update the related type from `obsoletes` to `obsolete`. chore: update local json schema to the latest version.
45 lines
1.3 KiB
YAML
45 lines
1.3 KiB
YAML
title: RDP over Reverse SSH Tunnel WFP
|
|
id: 5bed80b6-b3e8-428e-a3ae-d3c757589e41
|
|
status: test
|
|
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/44fbe85f72ee91582876b49678f9a26292a155fb/Command%20and%20Control/DE_RDP_Tunnel_5156.evtx
|
|
author: Samir Bousseaden
|
|
date: 2019-02-16
|
|
modified: 2022-09-02
|
|
tags:
|
|
- attack.defense-evasion
|
|
- attack.command-and-control
|
|
- attack.lateral-movement
|
|
- 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'
|
|
filter_app_container:
|
|
FilterOrigin: 'AppContainer Loopback'
|
|
filter_thor: # checking BlueKeep vulnerability
|
|
Application|endswith:
|
|
- '\thor.exe'
|
|
- '\thor64.exe'
|
|
condition: selection and ( sourceRDP or destinationRDP ) and not 1 of filter*
|
|
falsepositives:
|
|
- Programs that connect locally to the RDP port
|
|
level: high
|