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Entra ID Protection User Alert and Device Registration

Identifies sequence of events where a Microsoft Entra ID protection alert is followed by an attempt to register a new device by the same user principal. This behavior may indicate an adversary using a compromised…

Description

Identifies sequence of events where a Microsoft Entra ID protection alert is followed by an attempt to register a new device by the same user principal. This behavior may indicate an adversary using a compromised account to register a device, potentially leading to unauthorized access to resources or persistence in the environment.

Detection logic

Its licence does not clear it for publishing here

Sunturai publishes a detection's own text where the licence it arrived under has been reviewed and permits it, and Elastic License 2.0 has not. The query as its source wrote it, its canonical form and the hash that pins this revision are in the workspace record.

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Detection requirements

Platform
ContainersESXiIaaSIdentity ProviderLinuxmacOSNetwork DevicesOffice SuiteSaaSWindows

The rule states no platform. This is derived from the 2 ATT&CK techniques it maps to.

Log source category
event_index

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