IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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Azure Automation Runbook Created or Modified

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Azure Automation Runbook Created or Modified

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Identifies when an Azure Automation runbook is created or modified. An adversary may create or modify an Azure Automation runbook to execute malicious code and maintain persistence in their target’s environment.

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: Persistence

Version: 102

Rule authors:

Elastic

Rule license: Elastic License v2

Investigation guide

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Setup

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The Azure Fleet integration, Filebeat module, or similarly structured data is required to be compatible with this rule.

Rule query

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

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