Azure Resource Group Deletion

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Identifies the deletion of a resource group in Azure, which includes all resources within the group. Deletion is permanent and irreversible. An adversary may delete a resource group in an attempt to evade defenses or intentionally destroy data.

Rule type: query

Rule indices:

  • filebeat-*
  • logs-azure*

Severity: medium

Risk score: 47

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
  • Log Auditing

Version: 8

Rule authors:

  • Elastic

Rule license: Elastic License v2

Investigation guide

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## Setup

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.RESOURCES/SUBSCRIPTIONS/RESOURCEGROUPS/DELETE" and event.outcome:(Success or success)

Framework: MITRE ATT&CKTM