New

The executive guide to generative AI

Read more

Azure Frontdoor Web Application Firewall (WAF) Policy Deleted

edit

Azure Frontdoor Web Application Firewall (WAF) Policy Deleted

edit

Identifies the deletion of a Frontdoor Web Application Firewall (WAF) Policy in Azure. An adversary may delete a Frontdoor Web Application Firewall (WAF) Policy in an attempt to evade defenses and/or to eliminate barriers to their objective.

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: Network Security Monitoring
  • Tactic: Defense Evasion

Version: 102

Rule authors:

  • Austin Songer

Rule license: Elastic License v2

Investigation guide

edit

Setup

edit

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

Rule query

edit
event.dataset:azure.activitylogs and azure.activitylogs.operation_name:"MICROSOFT.NETWORK/FRONTDOORWEBAPPLICATIONFIREWALLPOLICIES/DELETE" and event.outcome:(Success or success)

Framework: MITRE ATT&CKTM

Was this helpful?
Feedback