Suspicious reconnaissance using LDAP

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

10 Minutes

Deduplication Period

7 Days

Required Data

  • Requires:
    • XDR Agent with eXtended Threat Hunting (XTH)

Detection Modules

ATT&CK Tactic

Discovery (TA0007)

ATT&CK Technique

Account Discovery (T1087)

Severity

Informational

Description

A process executed multiple suspicious LDAP search queries.
This may be indicative of LDAP enumeration.

Attacker's Goals

An attacker is attempting to enumerate Active Directory.

Investigative actions

  • Check if the process executes LDAP search queries as part of its normal behavior.
  • Investigate the LDAP search query for any suspicious indicators.
  • Determine whether the search query is generic. Generic search queries (often using wildcards) tend to be more suspicious.

Variations

Suspicious reconnaissance using LDAP from untrusted process

Synopsis

ATT&CK Tactic

Discovery (TA0007)

ATT&CK Technique

Account Discovery (T1087)

Severity

Low

Description

A process executed multiple suspicious LDAP search queries.
This may be indicative of LDAP enumeration.

Attacker's Goals

An attacker is attempting to enumerate Active Directory.

Investigative actions

  • Check if the process executes LDAP search queries as part of its normal behavior.
  • Investigate the LDAP search query for any suspicious indicators.
  • Determine whether the search query is generic. Generic search queries (often using wildcards) tend to be more suspicious.