Worker

Verified writeups for the Worker machine of Hack The Box

Worker

$ tldr Azure DevOps pipeline RCE → IIS → malicious YAML pipeline privesc

·	·
Operating system	Windows
Difficulty	Medium
Vector	Windows privesc
IP	10.10.10.203
Retirement date	2021-01-30
Skills	SVN - Subversion Enumeration Information Leakage VHost Fuzzing - Gobuster Azure DevOps Enumeration Abusing Azure DevOps - Creating a Branch Abusing Azure DevOps - Playing with existing Pipelines [RCE] IIS Exploitation Elevating our Azure DevOps privilege Abusing Azure DevOps - Creating a new Pipeline Azure DevOps Exploitation - Creating a malicious YAML file [Privilege Escalation]

Writeups

Language	Author	Format	Link
🇪🇸 ES	S4vitar	Vídeo	Open
🇬🇧 EN	0xdf	Texto	Open
🇬🇧 EN	IppSec	Vídeo	Open

Skill resources

Curated documentation for each technique listed in the Skills column above. Sources: HackTricks, GTFOBins, PortSwigger, etc.

Skill	Source	Link
Information Leakage	HackTricks	Open
Directory fuzzing	HackTricks	Open
IIS (Microsoft Web Server)	HackTricks	Open
Remote Code Execution (RCE)	HackTricks	Open

Related skills worth mastering

WebDAV · Local File Inclusion (LFI) · Remote File Inclusion (RFI) · Shellshock (CVE-2014-6271)

If you liked this machine, try

• Bart — Windows, Medium
• Hackback — Windows, Insane
• Teacher — Linux, Easy
• Curling — Windows, Easy
• Remote — Windows, Easy

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Last updated: 2026-06-07