Authentication method was added to Azure account

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-12-03
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

Detector Tags

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Modify Authentication Process (T1556)

Severity

Informational

Description

A new authentication method was added to an Azure AD user.

Attacker's Goals

Establish a backdoor for persistent access.

Investigative actions

  • Review recent authentication attempts and access logs to detect any unauthorized activities or potential misuse of the newly added authentication method.
  • Look for any unusual behavior originated from the suspected identity, and check if they're compromised.