TA0004 · PRIVILEGE ESCALATION
SID-History Injection
Adversaries may use SID-History Injection to escalate privileges and bypass access controls. The Windows security identifier (SID) is a unique value that identifies a user or group account.
Detect it with
Examine data in user’s SID-History attributes using the PowerShell Get-ADUser cmdlet , especially users who have SID-History values from the same domain. Also monitor account management events on Domain Controllers for successful and failed changes to SID-History.
Why it matters on shift
SID-History Injection is one of the concrete ways adversaries achieve privilege escalation. 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 privilege escalation, the next tactic is usually Defense Evasion. Search your telemetry for the transition before closing the ticket.
Kill-chain context