Detectionmediumtest
Potential Remote Desktop Tunneling
Detects potential use of an SSH utility to establish RDP over a reverse SSH Tunnel. This can be used by attackers to enable routing of network packets that would otherwise not reach their intended destination.
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Log Source
WindowsProcess Creation
ProductWindows← raw: windows
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic2 selectors
detection:
selection:
CommandLine|contains: ':3389' # RDP port and usual SSH tunneling related switches in command line
selection_opt:
CommandLine|contains:
- ' -L '
- ' -P '
- ' -R '
- ' -pw '
- ' -ssh '
condition: all of selection*False Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Tactics
Techniques
Rule Metadata
Rule ID
8a3038e8-9c9d-46f8-b184-66234a160f6f
Status
test
Level
medium
Type
Detection
Created
Tue Sep 27
Author
Path
rules/windows/process_creation/proc_creation_win_susp_remote_desktop_tunneling.yml
Raw Tags
attack.lateral-movementattack.t1021