The only issue in your scripts is your server URL( https://cpkarma.cc/MuiXNHl078X9xOPm/xtCK4Rm3opXMio.php ) sending user's file to your server.

I carefully deobfuscated every xCrack file and commented the bad code out. The PHP files are clean, congrats, but not the python files. Stop sharing backdoors and learn programming in python:

One of the tools had raw_input, which is used in python 2.x, while the project is in python 3.x. 😂