Novel sign-in context followed by IAM reconnaissance burst

Detects first-seen identity sign-in context followed by concentrated IAM and Azure resource discovery operations.

Detection logic

Detection requirements

Platform: IaaS Identity Provider Office Suite SaaS
The rule states no platform. This is derived from the 4 ATT&CK techniques it maps to.
Log source product: azureactivedirectory azureactivity
Log source service: aadnoninteractiveusersigninlogs azureactivity signinlogs

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Detection rules

Novel sign-in context followed by IAM reconnaissance burst

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules