Google Workspace User Granted Admin Privileges — Sigma Rule

Rule metadata and linked tags

Author: Austin Songer. Source status: test; severity: medium. Source dates: 2021-08-23 / 2023-10-11.

{
  "product": "gcp",
  "service": "google_workspace.admin"
}

Pinned original Sigma rule · Detection Rule License 1.1

Source SHA-256: 96855645e8f0b6996e4fd01790da95aa9a9e858ce1ea135711b80d8bc844fa72

Detection logic

Original source YAML. Source-tag agreement is not proof of complete semantic coverage. This rule has not been compiled for a SIEM backend or validated against live telemetry here.

title: Google Workspace User Granted Admin Privileges
id: 2d1b83e4-17c6-4896-a37b-29140b40a788
status: test
description: Detects when an Google Workspace user is granted admin privileges.
references:
    - https://cloud.google.com/logging/docs/audit/gsuite-audit-logging#3
    - https://developers.google.com/admin-sdk/reports/v1/appendix/activity/admin-user-settings#GRANT_ADMIN_PRIVILEGE
author: Austin Songer
date: 2021-08-23
modified: 2023-10-11
tags:
    - attack.privilege-escalation
    - attack.persistence
    - attack.t1098
logsource:
    product: gcp
    service: google_workspace.admin
detection:
    selection:
        eventService: admin.googleapis.com
        eventName:
            - GRANT_DELEGATED_ADMIN_PRIVILEGES
            - GRANT_ADMIN_PRIVILEGE
    condition: selection
falsepositives:
    - Google Workspace admin role privileges, may be modified by system administrators.
level: medium

Original YAML and metadata in JSON

False positives

• Google Workspace admin role privileges, may be modified by system administrators.

Source references

• https://cloud.google.com/logging/docs/audit/gsuite-audit-logging#3
• https://developers.google.com/admin-sdk/reports/v1/appendix/activity/admin-user-settings#GRANT_ADMIN_PRIVILEGE