A user was added to a Windows security group

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 one of the following data sources:
    • Windows Event Collector
      OR
    • XDR Agent
  • Requires:
    • eXtended Threat Hunting (XTH)

Detection Modules

Identity Analytics

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A user was added to a Windows security group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who added the account to the group and verify its activity.

Variations

Member added to the Windows local administrator group

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A member was added to a Windows security local admin group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who added the account to the group and verify its activity.


Member added to a Windows local security group

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A member was added to a Windows security local group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who added the account to the group and verify its activity.


User added to a Windows privileged group

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

A user was added to a Windows security privileged group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who added the account to the group and verify its activity.


User removed from a Windows privileged group

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A user was removed from a Windows security privileged group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who removed the account from the group and verify its activity.


A user was removed from a Windows security group

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A user was removed from a Windows security group.

Attacker's Goals

Privilege escalation using a valid account.

Investigative actions

  • Check the user who removed the account from the group and verify its activity.