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HighSigmaHQFlorian Roth (Nextron Systems)

Suspicious Plink Port Forwarding

Detects suspicious Plink tunnel port forwarding to a local port

Detection logic

Detection requirements

Platform
ESXiLinuxmacOSWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source product
windows
Log source category
process_creation

Known benign triggers

  • Administrative activity using a remote port forwarding to a local port

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