RDP Port Forwarding Rule Added Via Netsh.EXE

calendar Feb 16, 2023 · attack.lateral_movement attack.defense_evasion attack.command_and_control attack.t1090  ·
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Detects the execution of netsh to configure a port forwarding of port 3389 (RDP) rule

Sigma rule (View on GitHub)

 1title: RDP Port Forwarding Rule Added Via Netsh.EXE
 2id: 782d6f3e-4c5d-4b8c-92a3-1d05fed72e63
 3status: test
 4description: Detects the execution of netsh to configure a port forwarding of port 3389 (RDP) rule
 5references:
 6    - https://www.fireeye.com/blog/threat-research/2019/01/bypassing-network-restrictions-through-rdp-tunneling.html
 7author: Florian Roth (Nextron Systems), oscd.community
 8date: 2019/01/29
 9modified: 2023/02/13
10tags:
11    - attack.lateral_movement
12    - attack.defense_evasion
13    - attack.command_and_control
14    - attack.t1090
15logsource:
16    category: process_creation
17    product: windows
18detection:
19    selection_img:
20        - Image|endswith: '\netsh.exe'
21        - OriginalFileName: 'netsh.exe'
22    selection_cli:
23        CommandLine|contains|all:
24            - ' i'
25            - ' p'
26            - '=3389'
27            - ' c'
28    condition: all of selection_*
29falsepositives:
30    - Legitimate administration activity
31level: high

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