Azure Subscription Permission Elevation Via ActivityLogs

 Original Source: [Sigma source]
Title: Azure Subscription Permission Elevation Via ActivityLogs
Status: test
Description:Detects when a user has been elevated to manage all Azure Subscriptions. This change should be investigated immediately if it isn't planned. This setting could allow an attacker access to Azure subscriptions in your environment.
References:
  -https://learn.microsoft.com/en-us/azure/role-based-access-control/resource-provider-operations#microsoftauthorization
Author: Austin Songer @austinsonger
Date: 2021-11-26
modified:2022-08-23
Tags:
  • -'attack.privilege-escalation'
  • -'attack.persistence'
  • -'attack.initial-access'
  • -'attack.stealth'
  • -'attack.t1078.004'
Logsource:
  • product: azure
  • service: activitylogs
Detection:
  selection:
    operationName: 'MICROSOFT.AUTHORIZATION/ELEVATEACCESS/ACTION'
  condition:selection
Falsepositives:
  -If this was approved by System Administrator.
Level: high