NTDS (T1003.003)

Tactic: Credential Access

Tactics
Credential Access
Platforms
Windows
Reference
attack.mitre.org/techniques/T1003.003

Description

Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights. By default, the NTDS file (NTDS.dit) is located in %SystemRoot%\NTDS\Ntds.dit of a domain controller.(Citation: Wikipedia Active Directory)

In addition to looking for NTDS files on active Domain Controllers, adversaries may search for backups that contain the same or similar information.(Citation: Metcalf 2015)

The following tools and techniques can be used to enumerate the NTDS file and the contents of the entire Active Directory hashes.

  • Volume Shadow Copy
  • secretsdump.py
  • Using the in-built Windows tool, ntdsutil.exe
  • Invoke-NinjaCopy

How GTK Cyber trains on this

GTK Cyber's Threat Hunting with Data Science course teaches you to build machine-learning detections for techniques like this across the MITRE ATT&CK framework, including the Credential Access tactic this technique falls under. Practitioner-led, focused on real detections, not memorizing technique IDs.

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