TA0005 · DEFENSE EVASION
SIP and Trust Provider Hijacking
Adversaries may tamper with SIP and trust provider components to mislead the operating system and application control tools when conducting signature validation checks.
Detect it with
Periodically baseline registered SIPs and trust providers (Registry entries and files on disk), specifically looking for new, modified, or non-Microsoft entries.
Why it matters on shift
SIP and Trust Provider Hijacking is one of the concrete ways adversaries achieve defense evasion. 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 defense evasion, the next tactic is usually Credential Access. Search your telemetry for the transition before closing the ticket.
Kill-chain context