https://x3ric.com/blog/tags/gdb/CTF notes, systems work, and writeups.Hugoen-usSat, 06 Jun 2026 21:41:13 +0200https://x3ric.com/blog/posts/HackTheBox-SatelliteHijack/https://x3ric.com/blog/posts/HackTheBox-SatelliteHijack/Fri, 27 Jun 2025 01:20:00 +0800challengehtbrevgdbxorlinuxSatelliteHijack: trace the binary, isolate the validation routine, and invert it to recover the flag.https://x3ric.com/blog/posts/HackTheBox-Behind-the-Scenes-Challenge/https://x3ric.com/blog/posts/HackTheBox-Behind-the-Scenes-Challenge/Thu, 30 Jan 2025 00:20:00 +0800challengehtbrevgdblinuxEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/Gdb/https://x3ric.com/blog/posts/Gdb/Sun, 12 Jan 2025 18:20:00 +0800notesnotesreversinggdbPractical GNU Debugger reference for loading, running, inspecting, patching, scripting, and remote debugging programs.https://x3ric.com/blog/posts/HackTheBox-Nostalgia-Challenge/https://x3ric.com/blog/posts/HackTheBox-Nostalgia-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbgamepwngdbgbaEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-Graverobber-Challenge/https://x3ric.com/blog/posts/HackTheBox-Graverobber-Challenge/Wed, 11 Dec 2024 09:20:00 +0800challengehtbrevgdblinuxGraverobber: trace the binary, isolate the validation routine, and invert it to recover the flag.