An Azure DNS Zone was modified

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-04
Category
Analytics Alert Reference
Order
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

N/A (single event)

Deduplication Period

5 Days

Required Data

  • Requires:
    • Azure Audit Log

Detection Modules

Cloud

ATT&CK Tactic

Command and Control (TA0011)

ATT&CK Technique

Application Layer Protocol: DNS (T1071.004)

Severity

Informational

Description

An Azure DNS zone has been changed or removed, which may indicate malicious activity or a misconfiguration.

Attacker's Goals

  • Take control of DNS zones to redirect traffic to malicious websites.

Investigative actions

  • Verify whether the identity should be making this action.
  • Check what Azure DNS zones were changed or removed.