Yapuka

Yapuka is an intro x86/64 pwn challenge from FCSC 2025 that can be found on LINK. We are provided with precompiled binary, libc and ld as well as docker file to run the challenge. It is a Linux x86-64 ELF file.

yapuka: ELF 64-bit LSB pie executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, BuildID[sha1]=ae21e8b1c9acd3cdb818199562c01f6d86f61c9c, for GNU/Linux 3.2.0, not stripped

Running this binary file will give us some interesting output: