A computer account was promoted to DC

Cortex XDR Analytics Alert Reference by Alert name

Product
Cortex XDR
Last date published
2024-06-18
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 one of the following data sources:
    • Windows Event Collector
      OR
    • XDR Agent with eXtended Threat Hunting (XTH)

Detection Modules

Identity Analytics

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

A computer account was promoted to a domain controller via a User Account Control (UAC) change.

Attacker's Goals

An attacker may attempt to gain domain administrator privileges.

Investigative actions

  • Verify if the domain controller promotion is expected.
  • Check if the computer account is a new account.
  • Confirm this action with the user who performed the change.
  • Follow actions by the account and if it performed a DCSync.