Elastic high stable kql

Application Added to Google Workspace Domain

Detects when an administrator adds a Google Workspace Marketplace application to the domain. Adversaries with administrative access may register a malicious OAuth application to establish long-lived API access to mail, drive, and other Workspace data, maintaining persistence and enabling collection without relying on a single user password alone.

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Detection Logic

data_stream.dataset:google_workspace.admin and event.action:ADD_APPLICATION

False Positives

  • Applications can be added to a Google Workspace domain by system administrators. Verify that the configuration change was expected. Exceptions can be added to this rule to filter expected behavior.

Field Validations

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