Suspicious authentication with Azure Password Hash Sync user

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

1 Day

Required Data

  • Requires:
    • AzureAD

Detection Modules

Identity Analytics

ATT&CK Tactic

ATT&CK Technique

Severity

Medium

Description

Authentication to an unusual authentication target was performed by the Azure AD Password Hash Sync user.

Attacker's Goals

  • The attacker may be attempting to exploit a PHS user, the attacker wants to escalate and abuse this user, to get access to all the user's hashes.

Investigative actions

  • Follow further actions done by the account.