GitHub - leonjza/frown: frown (frida-own) – an instrumentation challenge

https://itm4n.github.io/insomnihack-2024-cache-cache/

https://github.com/ispoleet/ctf-writeups/tree/master/insomnihack_2024/CryptoNotes

https://chalkiadakis.me/posts/insomnihack-teaser24/cryptonotes/

Pwn:

Vaulty:

by Galahad

Everybody needs a password manager.

nc vaulty.insomnihack.ch 4556

[vaulty](<https://static.insomnihack.ch/media/vaulty-f5d5d6e5471b625659733cff28ece1b876c7fc228b014ce1f1bad7aa768c3790>)

The application is running in a ubuntu@sha256:bbf3d1baa208b7649d1d0264ef7d522e1dc0deeeaaf6085bf8e4618867f03494 container.

vaulty.zip

Web:

InsoBank:

by clZ

We're launching a new online Bank today which is of course backed by crypto and AI which makes it better than any other banking system out there.

It's not fully featured yet as you can only transfer money within your own accounts, but you can already see how superior it is to other systems:

[<http://91.92.201.197:3000/>](<http://91.92.201.197:3000/>)

Source: [here](<https://static.insomnihack.ch/media/insobank-8ebe9b5ceef733e4eaa6d32f2707381a111b16aee63980b4583ab1e44d964d8d_BLFUOJ6.tgz>)

insobank.tgz

Reverse:

Unstringify:

by sylvain & azox

Every CTF needs a high-standard strings challenge, find the "correct" flag ! Good luck !

If your machine is too old you can run the binary with QEMU:
qemu-x86_64 -cpu max unstringify

[unstringify](<https://static.insomnihack.ch/media/unstringify-fcae3d6a1112c15f178aaca3f08bda0b6a2bf444884f325653e38d4d6f3d7ef4>)

unstringify.zip