Local user account creation

Cortex XDR Analytics Alert Reference by data source

Product
Cortex XDR
Last date published
2024-11-18
Category
Analytics Alert Reference
Order
data source

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

Detector Tags

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Valid Accounts: Local Accounts (T1078.003)

Severity

Informational

Description

A user was observed creating a rare local user account.

Attacker's Goals

Persistence using a valid account.

Investigative actions

  • Check the user who created the account and verify its activity.
  • Investigate whether the same account was created on different hosts as part of an installation process.

Variations

Suspicious local user account creation

Synopsis

ATT&CK Tactic

Persistence (TA0003)

ATT&CK Technique

Valid Accounts: Local Accounts (T1078.003)

Severity

Low

Description

A user was observed creating a rare local user account. This user has not been seen creating user accounts in the past 30 days.

Attacker's Goals

Persistence using a valid account.

Investigative actions

  • Check the user who created the account and verify its activity.
  • Investigate whether the same account was created on different hosts as part of an installation process.