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June 2, 2021 13:41
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Decrypt/Encrypt Fallout Shelter save files
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#!/usr/bin/python | |
from __future__ import print_function,division | |
from Crypto.Protocol.KDF import PBKDF2 | |
from Crypto.Cipher import AES | |
from base64 import decodestring,encodestring | |
from sys import stdout,stdin | |
from json import loads,dumps | |
from math import ceil | |
# fshack.py <Vault1.sav >Vault2.sav | |
# cp Vault2.sav Vault2.sav.bpk | |
INITIALIZATION_VECTOR = b'tu89geji340t89u2' | |
PASSWORD = b'UGxheWVy' | |
KEY_SIZE = 32 | |
# Derive the key from our password and IV | |
key = PBKDF2(PASSWORD, INITIALIZATION_VECTOR, KEY_SIZE) | |
def decode(s): | |
# Use AES in Block cipher mode with our key and IV | |
aes = AES.new(key, AES.MODE_CBC, INITIALIZATION_VECTOR) | |
message = decodestring(encrypted_data) | |
decrypted_data = aes.decrypt(message) | |
decrypted_data = decrypted_data[:decrypted_data.rindex("}")+1] | |
return loads(decrypted_data) | |
def encode(d): | |
aes = AES.new(key, AES.MODE_CBC, INITIALIZATION_VECTOR) | |
message = dumps(d, separators=(',',':')) | |
pad = int(ceil(len(message)/16))*16-len(message) | |
pad = chr(pad) * pad | |
message += pad | |
encrypted_data = aes.encrypt(message) | |
return encodestring(encrypted_data).translate(None,"\n") | |
encrypted_data = stdin.readline() | |
decrypted_data = decode(encrypted_data) | |
#decrypted_data["vault"]["storage"]["resources"]["Nuka"] = 999999.00 # caps | |
decrypted_data["vault"]["storage"]["resources"]["NukaColaQuantum"] = 9999.00 | |
encrypted_data = encode(decrypted_data) | |
stdout.write(encrypted_data) |
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Is this code posted as to be available for use in other projects? I'd like to use it in mine (link) but don't see a license.