A user queried AD CS objects via LDAP

Cortex XDR Analytics Alert Reference by Alert name
Product
Cortex XDR
Last date published
2024-10-08
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:
    • XDR Agent with eXtended Threat Hunting (XTH)

Detection Modules

Identity Analytics

Detector Tags

LDAP Analytics (Server)

ATT&CK Tactic

ATT&CK Technique

Severity

Informational

Description

A user queried AD CS objects via LDAP.

Attacker's Goals

  • An attacker might look for AD CS servers, certificate templates or request certificates.
  • With the wrong setting or loose vulnerable templates or enabled enrollment, the attacker will be able to authenticate as users on the network.

Investigative actions

  • Check if the LDAP search query was allowed for the user (logged on at event time).
  • Investigate the LDAP search query for any suspicious indicators.

Variations

A user enumerated AD CS objects using suspicious LDAP query

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

A user enumerated AD CS objects using suspicious LDAP query.

Attacker's Goals

  • An attacker might look for AD CS servers, certificate templates or request certificates.
  • With the wrong setting or loose vulnerable templates or enabled enrollment, the attacker will be able to authenticate as users on the network.

Investigative actions

  • Check if the LDAP search query was allowed for the user (logged on at event time).
  • Investigate the LDAP search query for any suspicious indicators.