Suspicious Privileged Account Creation (via auditlogs)

This rule detects when a new admin is created.

SigmamediumCloudv1
sigma
title: Suspicious Privileged Account Creation (via auditlogs)
id: cb44df13-477a-5112-97c2-ae34ddf57607
status: stable
description: This rule detects when a new admin is created.
references:
    - https://attack.mitre.org/techniques/T1078/004/
    - https://learn.microsoft.com/en-us/entra/architecture/security-operations-privileged-accounts#changes-to-privileged-accounts
author: Huntrule Team
date: 2026-07-13
tags:
    - attack.initial-access
    - attack.persistence
    - attack.privilege-escalation
    - attack.stealth
    - attack.t1078.004
logsource:
    product: azure
    service: auditlogs
detection:
    selection:
        properties.message|contains|all:
            - Add user
            - Add member to role
        Status: Success
    condition: selection
falsepositives:
    - Unknown
level: medium

Known false positives

  • Unknown

Detection content is published as a reviewed draft. Tune thresholds and exclusions against your own telemetry before enabling this rule for alerting.