Identify acting user for reported phish

Identifies the user who acted on a reported phishing message and compares that actor with the original recipient, helping investigate delegate or shared mailbox reporting scenarios.

Detection logic

Detection requirements

Platform: Identity Provider Linux macOS Office Suite SaaS Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: microsoftthreatprotection
Log source service: alertevidence cloudappevents

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Detection rules

Identify acting user for reported phish

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules