TA0040 · IMPACT
Inhibit System Recovery
Deleting shadow copies, disabling recovery mode, and destroying backups before encrypting.
Detect it with
vssadmin delete shadows, wbadmin delete catalog, bcdedit recovery flags — treat every one as critical.
Why it matters on shift
Inhibit System Recovery 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