Inbound Teams messages by sender domains

This query helps reviewing volume of inbound external Teams message by sender domains

Detection logic

Detection requirements

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

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Detection rules

Inbound Teams messages by sender domains

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules