104 lines
3.4 KiB
Ruby
104 lines
3.4 KiB
Ruby
##
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# This module requires Metasploit: http://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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require 'msf/core/auxiliary/jtr'
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class MetasploitModule < Msf::Auxiliary
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include Msf::Auxiliary::JohnTheRipper
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def initialize
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super(
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'Name' => 'John the Ripper MS SQL Password Cracker (Fast Mode)',
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'Description' => %Q{
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This module uses John the Ripper to identify weak passwords that have been
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acquired from the mssql_hashdump module. Passwords that have been successfully
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cracked are then saved as proper credentials
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},
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'Author' =>
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[
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'theLightCosine',
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'hdm'
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],
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'License' => MSF_LICENSE # JtR itself is GPLv2, but this wrapper is MSF (BSD)
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)
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end
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def run
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@formats = Set.new
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cracker = new_john_cracker
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# generate our wordlist and close the file handle
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wordlist = wordlist_file
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wordlist.close
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print_status "Wordlist file written out to #{wordlist.path}"
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cracker.wordlist = wordlist.path
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cracker.hash_path = hash_file
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@formats.each do |format|
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# dupe our original cracker so we can safely change options between each run
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cracker_instance = cracker.dup
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cracker_instance.format = format
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print_status "Cracking #{format} hashes in normal wordlist mode..."
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# Turn on KoreLogic rules if the user asked for it
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if datastore['KoreLogic']
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cracker_instance.rules = 'KoreLogicRules'
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print_status "Applying KoreLogic ruleset..."
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end
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cracker_instance.crack do |line|
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print_status line.chomp
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end
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print_status "Cracking #{format} hashes in single mode..."
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cracker_instance.rules = 'single'
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cracker_instance.crack do |line|
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print_status line.chomp
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end
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print_status "Cracking #{format} hashes in incremental mode (Digits)..."
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cracker_instance.incremental = 'Digits'
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cracker_instance.crack do |line|
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print_status line.chomp
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end
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print_status "Cracked Passwords this run:"
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cracker_instance.each_cracked_password do |password_line|
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password_line.chomp!
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next if password_line.blank?
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fields = password_line.split(":")
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# If we don't have an expected minimum number of fields, this is probably not a hash line
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next unless fields.count >=3
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username = fields.shift
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core_id = fields.pop
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password = fields.join(':') # Anything left must be the password. This accounts for passwords with : in them
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print_good password_line
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create_cracked_credential( username: username, password: password, core_id: core_id)
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end
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end
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end
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def hash_file
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hashlist = Rex::Quickfile.new("hashes_tmp")
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Metasploit::Credential::NonreplayableHash.joins(:cores).where(metasploit_credential_cores: { workspace_id: myworkspace.id }, jtr_format: ['mssql', 'mssql05', 'mssql12']).each do |hash|
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# Track the formats that we've seen so we do not attempt a format that isn't relevant
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@formats << hash.jtr_format
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hash.cores.each do |core|
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user = core.public.username
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hash_string = "#{hash.data}"
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id = core.id
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hashlist.puts "#{user}:#{hash_string}:#{id}:"
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end
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end
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hashlist.close
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print_status "Hashes Written out to #{hashlist.path}"
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hashlist.path
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end
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end
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