Classification:

attack

Tactic:

TA0003-persistence

Technique:

T1098-account-manipulation

VIEW RULE IN DATADOG VIEW SIGNALS

Goal

Detect when a new owner is added to a service principal, which applies to privilege escalation or persistence.

Strategy

Monitor Azure Active Directory logs where @evt.name is "Add owner to service principal" and @evt.outcome of Success.

Triage and response

1. Inspect that the user is added to a service principal in @properties.targetResources.
2. Verify with the user ({{@usr.name}}) to determine if the owner addition is legitimate.