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HighMicrosoft Sentinel analytics

Copilot - Plugin Created by Non-Admin User

Detects when a normal user creates a Copilot plugin. This can be used to inject malicious prompts, tools, or data exfiltration paths. This rule identifies potential persistence or privilege misuse scenarios where…

Description

Detects when a normal user creates a Copilot plugin. This can be used to inject malicious prompts, tools, or data exfiltration paths. This rule identifies potential persistence or privilege misuse scenarios where non-administrative users create plugins that could be leveraged for malicious purposes.

Detection logic

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 product
microsoftcopilot
Log source service
copilotactivity

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