Elastic medium stable eql

Potential Tunneling via Tailscaled

Identifies the use of Tailscaled to potentially tunnel network traffic. This can be used by attackers to enable routing of network packets that would otherwise not reach their intended destination, or to bypass network restrictions and/or hide traffic from network monitoring.

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Detection Logic

process where event.type == "start" and
process.name like~ ("tailscaled", "tailscaled.exe") and
process.args like~ ("*--socks5-server*", "*--outbound-http-proxy-listen*")

Field Validations

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