Active Directory

Cross-platform resources for Active Directory: curated HTB machines, PortSwigger labs and TryHackMe rooms with validated writeups and related skills.

This page aggregates cross-platform resources to practice Active Directory: retired Hack The Box machines, PortSwigger Web Security Academy labs and TryHackMe rooms, plus curated resources (HackTricks, PortSwigger, etc.) and related skills.

Coverage: 30 challenges across 2 platforms — 12 HackTheBox · 18 TryHackMe. 12 with a Spanish writeup, 12 with a video writeup.

Where to start

Ordered by actual difficulty. At the same level: isolated lab first, then the guided room, and the full machine last.

1. TryHackMe — AD: Basic Enumeration (Easy · ~60 min) · 🇬🇧
2. TryHackMe — Advent of Cyber 2022 (Easy · ~1440 min) · 🇬🇧
3. TryHackMe — Advent of Cyber 2023 (Easy · ~1440 min) · 🇬🇧
4. TryHackMe — Advent of Cyber 2024 (Easy · ~1440 min) · 🇬🇧
5. TryHackMe — Active Directory Hardening (Medium · ~240 min) · 🇬🇧
6. TryHackMe — AD: Authenticated Enumeration (Medium · ~60 min) · 🇬🇧

Curated resources

Source	Link
HackTricks	https://book.hacktricks.wiki/en/windows-hardening/active-directory-methodology/index.html

HTB machines practicing Active Directory (12)

Machine	OS	Difficulty	Writeup
Blackfield	Windows	HARD	🇪🇸 🇬🇧 📹
Cascade	Windows	MEDIUM	🇪🇸 🇬🇧 📹
Fulcrum	Linux	INSANE	🇪🇸 🇬🇧 📹
Intelligence	Windows	MEDIUM	🇪🇸 🇬🇧 📹
Mantis	Windows	HARD	🇪🇸 🇬🇧 📹
MultiMaster	Windows	INSANE	🇪🇸 🇬🇧 📹
Object	Windows	HARD	🇪🇸 🇬🇧 📹
Querier	Windows	MEDIUM	🇪🇸 🇬🇧 📹
Reel	Windows	HARD	🇪🇸 🇬🇧 📹
Search	Windows	HARD	🇪🇸 🇬🇧 📹
Sizzle	Windows	INSANE	🇪🇸 🇬🇧 📹
Tentacle	Linux	HARD	🇪🇸 🇬🇧 📹

TryHackMe rooms practicing Active Directory (18)

Room	Difficulty	Type	Access	Official
AD: Basic Enumeration	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2022	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2023	EASY	Walkthrough	🟢 Free	Open
Advent of Cyber 2024	EASY	Walkthrough	🟢 Free	Open
Active Directory Hardening	MEDIUM	Walkthrough	🔵 VIP	Open
AD: Authenticated Enumeration	MEDIUM	Walkthrough	🔵 VIP	Open
AD: BadSuccessor	MEDIUM	Walkthrough	🔵 VIP	Open
Breaching Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Enumerating Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Exploiting Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Intro to Credential Harvesting	MEDIUM	Walkthrough	🔵 VIP	Open
Persisting Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
Recovering Active Directory	MEDIUM	Walkthrough	🔵 VIP	Open
XDR: Lateral Movement	MEDIUM	Walkthrough	🔵 VIP	Open
Holo	HARD	Walkthrough	🔵 VIP	Open
Ledger	HARD	Challenge	🔵 VIP	Open
Operation Endgame	HARD	Challenge	🟢 Free	Open
Reset	HARD	Challenge	🔵 VIP	Open

Related skills

• /en/skills/kerberoasting
• /en/skills/asreproast
• /en/skills/dcsync
• /en/skills/bloodhound
• /en/skills/gpp
• /en/skills/getnpusers

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Last updated: 2026-08-17