TA0040 · IMPACT
Disk Structure Wipe
Adversaries may corrupt or wipe the disk data structures on a hard drive necessary to boot a system; targeting specific critical systems or in large numbers in a network to interrupt availability to system and network resources.
Detect it with
Look for attempts to read/write to sensitive locations like the master boot record and the disk partition table. Monitor for direct access read/write attempts using the \\\\.\\ notation.
Why it matters on shift
Disk Structure Wipe is one of the concrete ways adversaries achieve impact. 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 impact, the next tactic is usually Impact. Search your telemetry for the transition before closing the ticket.
Kill-chain context