metasploit-framework/modules/auxiliary/analyze/jtr_mssql_fast.rb

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##
# This module requires Metasploit: http://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
require 'msf/core'
require 'msf/core/auxiliary/jtr'
class Metasploit3 < Msf::Auxiliary
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include Msf::Auxiliary::JohnTheRipper
def initialize
super(
'Name' => 'John the Ripper MS SQL Password Cracker (Fast Mode)',
'Description' => %Q{
This module uses John the Ripper to identify weak passwords that have been
acquired from the mssql_hashdump module. Passwords that have been successfully
cracked are then saved as proper credentials
},
'Author' =>
[
'theLightCosine',
'hdm'
],
'License' => MSF_LICENSE # JtR itself is GPLv2, but this wrapper is MSF (BSD)
)
end
def run
@formats = Set.new
cracker = new_john_cracker
#generate our wordlist and close the file handle
wordlist = wordlist_file
wordlist.close
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print_status "Wordlist file written out to #{wordlist.path}"
cracker.wordlist = wordlist.path
cracker.hash_path = hash_file
@formats.each do |format|
# dupe our original cracker so we can safely change options between each run
cracker_instance = cracker.dup
cracker_instance.format = format
print_status "Cracking #{format} hashes in normal wordlist mode..."
# Turn on KoreLogic rules if the user asked for it
if datastore['KoreLogic']
cracker_instance.rules = 'KoreLogicRules'
print_status "Applying KoreLogic ruleset..."
end
cracker_instance.crack do |line|
print_status line.chomp
end
print_status "Cracking #{format} hashes in single mode..."
cracker_instance.rules = 'single'
cracker_instance.crack do |line|
print_status line.chomp
end
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print_status "Cracking #{format} hashes in incremental mode (Digits)..."
cracker_instance.incremental = 'Digits'
cracker_instance.crack do |line|
print_status line.chomp
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end
print_status "Cracked Passwords this run:"
cracker_instance.each_cracked_password do |password_line|
password_line.chomp!
next if password_line.blank?
fields = password_line.split(":")
# If we don't have an expected minimum number of fields, this is probably not a hash line
next unless fields.count >=3
username = fields.shift
core_id = fields.pop
password = fields.join(':') # Anything left must be the password. This accounts for passwords with : in them
print_good password_line
create_cracked_credential( username: username, password: password, core_id: core_id)
end
end
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end
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def hash_file
hashlist = Rex::Quickfile.new("hashes_tmp")
Metasploit::Credential::NonreplayableHash.joins(:cores).where(metasploit_credential_cores: { workspace_id: myworkspace.id }, jtr_format: ['mssql', 'mssql05', 'mssql12']).each do |hash|
# Track the formats that we've seen so we do not attempt a format that isn't relevant
@formats << hash.jtr_format
hash.cores.each do |core|
user = core.public.username
hash_string = "#{hash.data}"
id = core.id
hashlist.puts "#{user}:#{hash_string}:#{id}:"
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end
end
hashlist.close
print_status "Hashes Written out to #{hashlist.path}"
hashlist.path
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end
end