Detectionhightest
Potential RDP Tunneling Via Plink
Execution of plink to perform data exfiltration and tunneling
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Launch
Florian Roth (Nextron Systems)Created Thu Aug 04Updated Fri Jan 27f38ce0b9-5e97-4b47-a211-7dc8d8b871dawindows
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 Logic3 selectors
detection:
selection_a:
Image|endswith: '\plink.exe'
CommandLine|contains: ':127.0.0.1:3389'
selection_b1:
Image|endswith: '\plink.exe'
CommandLine|contains: ':3389'
selection_b2:
CommandLine|contains:
- ' -P 443'
- ' -P 22'
condition: selection_a or all of selection_b*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
f38ce0b9-5e97-4b47-a211-7dc8d8b871da
Status
test
Level
high
Type
Detection
Created
Thu Aug 04
Modified
Fri Jan 27
Path
rules/windows/process_creation/proc_creation_win_plink_susp_tunneling.yml
Raw Tags
attack.command-and-controlattack.t1572