Security research, CTF write-ups, and notes on how things break.
Hack The Box write-up for the Monteverde machine. Anonymous RPC user enumeration feeds a username-as-password spray, a service account exposes a stored Azure credential over SMB, and Azure AD Connect credential extraction hands over the on-prem Administrator.
Active Directory chain — CVE-2025-24071 hash leak, Shadow Credentials via GenericWrite, and ADCS ESC16 UPN hijack to Domain Admin.
Hack The Box write-up for the Sauna machine. Employee names from a website feed Kerberos user enumeration, AS-REP roasting yields credentials, autologon secrets pivot to a service account with DCSync rights, and pass-the-hash completes the domain compromise.
Hack The Box write-up for the Return machine. LDAP credential capture via printer admin panel, WinRM access, and privilege escalation abusing the Server Operators group.
Hack The Box write-up for the Sense machine. Credential discovery via exposed text files leads to authenticated command injection on pfSense 2.1.3, resulting in root shell access.
Walkthrough of a CSRF vulnerability exploitation in a Node.js Express application. From code review to payload delivery, demonstrating password change via cross-site request forgery.
First three levels of Lord of SQL Injection — bypassing authentication on Gremlin, Cobolt, and Goblin with increasingly strict filters.
Solving Flag Command (HackTheBox) — a web challenge hiding secrets in JavaScript client-side logic.
Reverse engineering SpookPass (HackTheBox) — analyzing an ELF binary to extract the hidden password.
