Suspicious Azure DNS Zone Modified or Deleted (via activitylogs)

title: Suspicious Azure DNS Zone Modified or Deleted (via activitylogs)
id: 5424e479-55eb-52a2-a252-fdfb4356beec
status: stable
description: This rule detects when DNS zone is modified or deleted.
references:
    - https://attack.mitre.org/techniques/T1565/001/
    - https://learn.microsoft.com/en-us/azure/role-based-access-control/resource-provider-operations#microsoftkubernetes
author: Huntrule Team
date: 2026-04-30
tags:
    - attack.impact
    - attack.t1565.001
logsource:
    product: azure
    service: activitylogs
detection:
    selection:
        operationName|startswith: 'MICROSOFT.NETWORK/DNSZONES'
        operationName|endswith:
            - '/WRITE'
            - '/DELETE'
    condition: selection
falsepositives:
    - Unknown
level: medium