Снежный змий (Snow Snake)

hackerlab

Task: Reverse a PyInstaller-packed Windows executable containing Python 3.13 bytecode. Solution: Extract with pyinstxtractor, disassemble with pycdc/pycdas, crack MD5 hashes to recover XOR keys, and reverse the encryption algorithm.

md5_cracking xor_cipher pyinstaller python_bytecode pyinstxtractor python313 pycdc pycdas new_python_version

MD5 hash cracking via rainbow tablesPyInstaller executable extraction with pyinstxtractorPython 3.13 bytecode disassembly with pycdc/pycdasXOR cipher reversal with dual keys

$ ls tags/ techniques/

md5_cracking xor_cipher pyinstaller python_bytecode pyinstxtractor python313 pycdc pycdas new_python_version

MD5 hash cracking via rainbow tablesPyInstaller executable extraction with pyinstxtractorPython 3.13 bytecode disassembly with pycdc/pycdasXOR cipher reversal with dual keys

Analysis

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.

$ python3 exploit.py --target 192.168.1.1 --port 8080
[*] Connecting to target...
[+] Shell obtained!

Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.

Permission denied (requires tier.pro)

Sign in to access full writeups

$sign in

$ grep --similar

Similar writeups

[reverse][Pro]Змеиная магия (Snake Magic)— hackerlab
[reverse][Pro]Проклятый питон (Cursed Python)— duckerz
[reverse][Pro]Змеиный укус (Snake Bite)— hackerlab
[reverse][Pro]Matryoshka— duckerz
[reverse][Pro]Файлы PYC (PYC Files)— hackerlab