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AZT602.1 - Steal Service Principal Certificate: Automation Account RunAs Account#

If a Runbook is utilizing a 'RunAs' account, then an adversary may manipulate the Runbook to reveal the certificate the Service Principal is using for authentication.

Resource

Automation Account

Actions

  • Microsoft.Automation/automationAccounts/runbooks/*

Detections

Logs#

Data Source Operation Name Action Log Location
Resource Create an Azure Automation job Microsoft.Automation/automationAccounts/jobs/write Azure Activity Log
Resource Publish an Azure Automation runbook draft Microsoft.Automation/automationAccounts/runbooks/publish/action Azure Activity Log
Resource Write an Azure Automation runbook draft Microsoft.Automation/automationAccounts/runbooks/draft/write Azure Activity Log
Resource Create or Update an Azure Automation Runbook Microsoft.Automation/automationAccounts/runbooks/write Azure Activity Log

Queries#

 |where OperationNameValue=="Microsoft.Automation/automationAccounts/jobs/write" or OperationNameValue=="Microsoft.Automation/automationAccounts/runbooks/publish/action"
 or OperationNameValue=="Microsoft.Automation/automationAccounts/runbooks/draft/write" or OperationNameValue=="Microsoft.Automation/automationAccounts/runbooks/write"