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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:

Elastic
Cloud
Azure
Continuous Monitoring
SecOps
Configuration Audit

Version: 7

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/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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