ProofpointPOD - Possible data exfiltration to private email

Detects when sender sent email to the non-corporate domain and recipient's username is the same as sender's username.

Detection logic

Detection requirements

Platform: Containers ESXi IaaS Identity Provider Linux macOS Network Devices Office Suite SaaS Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: proofpointpod
Log source service: proofpointpod_message_cl

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Detection rules

ProofpointPOD - Possible data exfiltration to private email

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules