Python 3.8+, struct library (built-in).
import struct import os import sys def manual_extract(exe_path): with open(exe_path, 'rb') as f: data = f.read() Python 3
| Tool | Best for | Command | |------|----------|---------| | pyinstxtractor-ng | PyInstaller 5.x | python pyinstxtractor-ng.py target.exe | | unpy2exe | Old PyInstaller 3.x | unpy2exe target.exe | | pyinstxtractor-mac | macOS .app bundles | python pyinstxtractor.py target.app/Contents/MacOS/target | | python_exe_unpacker | Generic | python python_exe_unpacker.py -f target.exe | Python 3
for pattern in patterns: pos = data.rfind(pattern) if pos != -1: # This is the start of cookie (simplified) print(f"Found cookie pattern at offset hex(pos)") # Extract archive from this offset (actual method requires reading version bytes) # Full implementation is beyond this article but can be built break Python 3
if not found: print("Manual extraction failed - file is likely packed.") manual_extract("your_target.exe")