https://x3ric.com/blog/tags/android/CTF notes, systems work, and writeups.Hugoen-usSat, 06 Jun 2026 21:41:13 +0200https://x3ric.com/blog/posts/HackTheBox-Jigsaw-Challenge/https://x3ric.com/blog/posts/HackTheBox-Jigsaw-Challenge/Sat, 06 Jun 2026 00:00:00 +0200challengehtbmobileandroidfridaEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-APKrypt-Challenge/https://x3ric.com/blog/posts/HackTheBox-APKrypt-Challenge/Thu, 13 Feb 2025 00:20:00 +0800challengehtbmobileandroidAPKrypt: inspect the Android app, trace the validation path, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-Dont-Overreact-Challenge/https://x3ric.com/blog/posts/HackTheBox-Dont-Overreact-Challenge/Thu, 13 Feb 2025 00:20:00 +0800challengehtbmobileandroidDon't Overreact: inspect the Android app, trace the validation path, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-Manager-Challenge/https://x3ric.com/blog/posts/HackTheBox-Manager-Challenge/Thu, 13 Feb 2025 00:20:00 +0800challengehtbmobileandroidManager: inspect the Android app, trace the validation path, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-Pinned-Challenge/https://x3ric.com/blog/posts/HackTheBox-Pinned-Challenge/Thu, 13 Feb 2025 00:20:00 +0800challengehtbmobileandroidfridaPinned: hook the mobile app with Frida, bypass the check, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-Supermarket-Challenge/https://x3ric.com/blog/posts/HackTheBox-Supermarket-Challenge/Thu, 13 Feb 2025 00:20:00 +0800challengehtbmobileandroidfridaSupermarket: hook the mobile app with Frida, bypass the check, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-APKey-Challenge/https://x3ric.com/blog/posts/HackTheBox-APKey-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbmobileandroidEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-Cat-Challenge/https://x3ric.com/blog/posts/HackTheBox-Cat-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbmobileandroidEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-Cryptohorrific-Challenge/https://x3ric.com/blog/posts/HackTheBox-Cryptohorrific-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbmobileandroidEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-Investigator-Challenge/https://x3ric.com/blog/posts/HackTheBox-Investigator-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbmobileandroidEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-SAW-Challenge/https://x3ric.com/blog/posts/HackTheBox-SAW-Challenge/Sat, 21 Dec 2024 09:20:00 +0800challengehtbmobileandroidEnter the challenge flag to unlock this writeup.https://x3ric.com/blog/posts/HackTheBox-FastJson-and-Furious-Challenge/https://x3ric.com/blog/posts/HackTheBox-FastJson-and-Furious-Challenge/Fri, 20 Dec 2024 09:20:00 +0800challengehtbmobileandroidFastJson and Furious: inspect the Android app, trace the validation path, and recover the flag.https://x3ric.com/blog/posts/HackTheBox-Ancored-Challenge/https://x3ric.com/blog/posts/HackTheBox-Ancored-Challenge/Wed, 11 Dec 2024 09:20:00 +0800challengehtbmobileandroidAncored: inspect the Android app, trace the validation path, and recover the flag.