flag.py

# coding: utf-8
import base64
from Crypto import Random
from Crypto.Hash import SHA256
from Crypto.Cipher import AES
import argparse
import sys
import colored
from colored import stylize

parser = argparse.ArgumentParser()
parser.add_argument("-p", "--password", required=True, help="Give your password for decode and run the script")

print(stylize('''
                  ,,__
        ..  ..   / o._)                   .---.
       /--'/--\  \-'||        .----.    .'     '.
      /        \_/ / |      .'      '..'         '-.
    .'\  \__\  __.'.'     .'          i-._
      )\ |  )\ |      _.'
     // \ // \
    ||_  \|_  \_
    '--' '--'' '--'
=========== Cod3d By Md Rasel =============
Github: https://github.com/Mdrasel1230/SecureScript''', colored.fg("green")))
print("")

if len(sys.argv)==1:
    parser.print_help(sys.stderr)
    sys.exit(1)
args=parser.parse_args()

def cipherAES(password, iv):
    key = SHA256.new(password).digest()
    return AES.new(key, AES.MODE_CFB, iv)

def decodeX(ciphertext, password):
    d = base64.b64decode(ciphertext)
    iv, ciphertext = d[:AES.block_size], d[AES.block_size:]
    return cipherAES(password, iv).decrypt(ciphertext)

pd = args.password.encode('utf-8')

decX = decodeX(b'qPBpLnPheyOl5ONYepTrklcduqKD0n1k4D2dgdO/3W/5q0CRTLWKeaK7QImY3k+TbXRedkFYZ9GuC5GTEJt5taP2m9wu3xQ7nT+cXA==', pd)
decY = base64.b64decode(decX)
eval(compile(decY,'<string>','exec'))
print("")
print(stylize("Execution Done! [+]--(^_^)--[-]", colored.fg("green")))