158 lines
3.8 KiB
Ruby
158 lines
3.8 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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#
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##
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require 'msf/core'
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require 'digest/md5'
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class Metasploit3 < Msf::Auxiliary
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#Included to grab the john.pot and use some utiltiy functions
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include Msf::Auxiliary::JohnTheRipper
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def initialize
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super(
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'Name' => 'Postgres SQL md5 Password Cracker',
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'Version' => '$Revision$',
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'Description' => %Q{
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This module attempts to crack Postgres SQL md5 password hashes.
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It creates hashes based on information saved in the MSF Database
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such as hostnames, usernames, passwords, and database schema information.
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The user can also supply an additional external wordlist if they wish.
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},
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'Author' => ['TheLightCosine <thelightcosine[at]gmail.com>'],
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'License' => MSF_LICENSE
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)
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register_options(
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[
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OptPath.new('Wordlist', [false, 'The path to an optional Wordlist']),
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OptBool.new('Munge',[false, 'Munge the Wordlist (Slower)', false])
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])
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deregister_options('JOHN_BASE','JOHN_PATH')
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end
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def run
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print_status("Processing wordlist...")
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@seed= build_seed()
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print_status("Wordlist length: #{@seed.length}")
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myloots = myworkspace.loots.find(:all, :conditions => ['ltype=?', 'postgres.hashes'])
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unless myloots.nil?
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myloots.each do |myloot|
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begin
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postgres_array = CSV.read(myloot.path).drop(1)
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rescue
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print_error("Unable to process #{myloot.path}")
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end
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postgres_array.each do |row|
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print_status("Attempting to crack hash: #{row[0]}:#{row[1]}")
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password = crack_hash(row[0],row[1])
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if password
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print_good("Username: #{row[0]} Pass: #{password}")
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report_auth_info(
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:host => myloot.host.address,
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:port => myloot.service.port,
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:sname => 'postgres',
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:user => row[0],
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:pass => password
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)
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end
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end
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end
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end
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end
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def crack_hash(username,hash)
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@seed.each do |word|
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tmphash = Digest::MD5.hexdigest("#{word}#{username}")
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if tmphash == hash
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return word
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end
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end
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return nil
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end
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def build_seed
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seed = []
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#Seed the wordlist with Database , Table, and Instance Names
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schemas = myworkspace.notes.find(:all, :conditions => ['ntype like ?', '%.schema%'])
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unless schemas.nil? or schemas.empty?
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schemas.each do |anote|
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anote.data.each do |key,value|
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seed << key
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value.each{|a| seed << a}
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end
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end
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end
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instances = myworkspace.notes.find(:all, :conditions => ['ntype=?', 'mssql.instancename'])
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unless instances.nil? or instances.empty?
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instances.each do |anote|
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seed << anote.data['InstanceName']
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end
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end
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# Seed the wordlist with usernames, passwords, and hostnames
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myworkspace.hosts.find(:all).each {|o| seed << john_expand_word( o.name ) if o.name }
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myworkspace.creds.each do |o|
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seed << john_expand_word( o.user ) if o.user
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seed << john_expand_word( o.pass ) if (o.pass and o.ptype !~ /hash/)
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end
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# Grab any known passwords out of the john.pot file
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john_cracked_passwords.values {|v| seed << v }
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#Grab the default John Wordlist
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john = File.open(john_wordlist_path, "r")
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john.each_line{|line| seed << line.chomp}
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if datastore['Wordlist']
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wordlist= File.open(datastore['Wordlist'], "r")
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wordlist.each_line{|line| seed << line.chomp}
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end
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unless seed.empty?
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seed.flatten!
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seed.uniq!
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if datastore['Munge']
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mungedseed=[]
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seed.each do |word|
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munged = word.gsub(/[sS]/, "$").gsub(/[aA]/,"@").gsub(/[oO]/,"0")
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mungedseed << munged
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munged.gsub!(/[eE]/, "3")
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munged.gsub!(/[tT]/, "7")
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mungedseed << munged
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end
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seed << mungedseed
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seed.flatten!
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seed.uniq!
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end
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end
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return seed
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end
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end
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