TA0011 · COMMAND AND CONTROL
Communication Through Removable Media
Adversaries can perform command and control between compromised hosts on potentially disconnected networks using removable media to transfer commands from system to system.
Detect it with
Monitor file access on removable media. Detect processes that execute when removable media is mounted.
Why it matters on shift
Communication Through Removable Media is one of the concrete ways adversaries achieve command and control. Recognising it in telemetry lets you name the technique in your ticket and pivot to what came before and after.
What to look for next
After command and control, the next tactic is usually Exfiltration. Search your telemetry for the transition before closing the ticket.
Kill-chain context