Suspicious Removal of Azure Application (via auditlogs)

title: Suspicious Removal of Azure Application (via auditlogs)
id: 49bb6468-2494-5cd8-83d3-698400537b48
status: stable
description: This rule detects when a application is deleted in Azure.
references:
    - https://attack.mitre.org/techniques/T1489/
    - https://learn.microsoft.com/en-us/entra/identity/monitoring-health/reference-audit-activities#application-proxy
    - https://learn.microsoft.com/en-us/entra/identity/monitoring-health/reference-audit-activities#core-directory
    - https://techcommunity.microsoft.com/blog/microsoft-entra-blog/keeping-track-of-object-deletions-in-microsoft-entra-id/4053415
author: Huntrule Team
date: 2026-04-19
tags:
    - attack.impact
    - attack.t1489
logsource:
    product: azure
    service: auditlogs
detection:
    selection:
        operationName:
            - 'Delete application'
            - 'Hard Delete application'
            - 'Delete administrative unit'
    condition: selection
falsepositives:
    - Unknown
level: medium