LoFP / event hub deletions may be done by a system or network administrator. verify whether the username, hostname, and/or resource name should be making changes in your environment. event hub deletions by unfamiliar users or hosts should be investigated. if known behavior is causing false positives, it can be exempted from the rule.

Techniques

• T1562

Sample rules

Azure Event Hub Deletion

• source: elastic
• technicques:
  • T1562

Description

Identifies an Event Hub deletion in Azure. An Event Hub is an event processing service that ingests and processes large volumes of events and data. An adversary may delete an Event Hub in an attempt to evade detection.

Detection logic

event.dataset:azure.activitylogs and azure.activitylogs.operation_name:"MICROSOFT.EVENTHUB/NAMESPACES/EVENTHUBS/DELETE" and event.outcome:(Success or success)