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Active Directory

Hack'in 2025 - One Directory

This challenge was part of Hack’in 2025, an annual cybersecurity event held in Aix-en-Provence (France). I made this lab myself, so if you have any tips or feedback to make the next one better, feel free to DM me on X ! To get started, players were given the following

Midnight Flag CTF Finals 2025 - Citadelle Operation

Author : Anh4ckin Difficulty : Medium Solve : 3 (first blood) Description : NeuraTek holds the city with an iron hand thanks to its Citadel. But in the shadows, a group of rebels has made a big move: they have exfiltered a highly confidential VPN file, an access point to the internal infrastructure of

Active Directory

LeHack 2024 - NetExec workshop writeup

Like every year at LeHack, I was lucky enough to take part in mpgn's Active Directory workshop. The aim of the workshop was to compromise an Active Directory environment and become a Domain Admin of 2 domains as fast as possible using NetExec exclusively. We were given the

AWS Red Team Expert (ARTE) Review

Introduction ARTE or htARTE is a certification issued by Hacktricks Training, a training organization created by Carlos Polop, who is also the creator of the famous hacktricks cheatsheet. The aim of the certification is to present different exploitation techniques on the most commonly used AWS services in corporate environments, and

37C3 Potluck CTF - Hungry Helmsman

Hungry Helmsman is a challenge I had the opportunity to solve during the CTF 2023 Potluck, which took place during the 37th Chaos Communication Congress. It's a Kubernetes challenge in which we're initially given a configuration with credentials. Thanks to these credentials, we can deploy a

Active Directory

HTB University CTF 2023: Brains & Bytes - Umbrella

Umbrella is a hard challenge in the FullPwn category that was available at the HTB Uni CTF 2023. It was a box that covered a lot of topics such as ADFS, Nextcloud and Grafana. We'll start by finding some default credentials and usernames on a nextcloud's

Active Directory

Windows Track Northsec 2023 Writeup

The challenge took place during Northsec 2023, an annual cybersecurity event held in Montreal. I was lucky enough to take part in this event thanks to École 2600. For a bit of context, in the Northsec CTF we all embodied employees of the corporation and in this challenge we were

Active Directory

Workshop CrackMapExec LeHack 2023 Writeup

The workshop took place during LeHack 2023, an annual cybersecurity event organized by the HZV association. The aim of the workshop was to compromise an Active Directory environment and become a Domain Admin using CrackMapExec exclusively. We were given the ip range 10.0.0.0/24 as our entry