Possible DLL Search Order Hijacking

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:
    • XDR Agent

Detection Modules

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An attacker might abuse the Windows DLL search order to trigger known, signed processes to load the attacker's malicious module.

Attacker's Goals

An attacker is attempting to load an untrusted module into a trusted context to avoid detection, gain persistence or to perform privilege escalation.

Investigative actions

  • Investigate the loaded module to verify if it is malicious.
  • Investigate if the loading process and the loaded module reside in legitimate locations.

Variations

Possible DLL Search Order Hijacking by DLL Substitution

Synopsis

ATT&CK Tactic

ATT&CK Technique

Severity

Low

Description

An attacker might abuse the Windows DLL search order to trigger known, signed processes to load the attacker's malicious module.

Attacker's Goals

An attacker is attempting to load an untrusted module into a trusted context to avoid detection, gain persistence or to perform privilege escalation.

Investigative actions

  • Investigate the loaded module to verify if it is malicious.
  • Investigate if the loading process and the loaded module reside in legitimate locations.