Decode_njRat_3DES

#Decoder for some obfuscated njRat version
#Link:
import os,sys,time
from Crypto.Cipher import DES3
import base64



def XXcipherDecode3DESXX(inFile,outFile):
    key = "0102030405060708090a0b0c0d0e0f101112131415161718".decode('hex')
    iv = "2109162d0B01061E".decode('hex')

    cipher = DES3.new( key, DES3.MODE_CBC, iv)
    fIn = open(inFile,"rb")
    contentX = fIn.read()
    contentX_Base64Decoded = base64.b64decode(contentX)
    fIn.close()
    decryptedX = cipher.decrypt(contentX_Base64Decoded)
    fOut = open(outFile,"wb")
    fOut.write(decryptedX)
    fOut.close()



def main():
    if len(sys.argv)!=3:
        print "Usage: Decode_njRat_3Des.py input.txt outputfile.exe"
        sys.exit(-1)
    else:
        XXcipherDecode3DESXX(sys.argv[1],sys.argv[2])

if __name__ == "__main__":
    main()