TA0005 · DEFENSE EVASION
Mavinject
Adversaries may abuse mavinject.exe to proxy execution of malicious code.
Detect it with
Monitor the execution and arguments of mavinject.exe. Compare recent invocations of mavinject.exe with prior history of known good arguments and injected DLLs to determine anomalous and potentially adversarial activity.
Why it matters on shift
Mavinject 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