Azure Automation Runbook Deleted

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Identifies when an Azure Automation runbook is deleted. An adversary may delete an Azure Automation runbook in order to disrupt their target’s automated business operations or to remove a malicious runbook for defense evasion.

Rule type: query

Rule indices:

  • filebeat-*
  • logs-azure*

Severity: low

Risk score: 21

Runs every: 5m

Searches indices from: now-25m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 100

References:

Tags:

  • Domain: Cloud
  • Data Source: Azure
  • Use Case: Configuration Audit
  • Tactic: Defense Evasion

Version: 102

Rule authors:

  • Elastic

Rule license: Elastic License v2

Investigation guide

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Rule query

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event.dataset:azure.activitylogs and
    azure.activitylogs.operation_name:"MICROSOFT.AUTOMATION/AUTOMATIONACCOUNTS/RUNBOOKS/DELETE" and
    event.outcome:(Success or success)

Framework: MITRE ATT&CKTM