118 lines
4.2 KiB
Ruby
118 lines
4.2 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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class MetasploitModule < Msf::Post
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include Msf::Post::Windows::Registry
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include Msf::Post::Windows::Services
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def initialize
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super(
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'Name' => 'Windows Gather Proxy Setting',
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'Description' => %q{
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This module pulls a user's proxy settings. If neither RHOST or SID
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are set it pulls the current user, else it will pull the user's settings
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for the specified SID and target host.
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},
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'Author' => [ 'mubix' ],
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'License' => MSF_LICENSE,
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'Platform' => [ 'win' ],
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'SessionTypes' => %w[meterpreter powershell shell],
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'Notes' => {
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'Stability' => [CRASH_SAFE],
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'Reliability' => [],
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'SideEffects' => []
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},
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'Compat' => {
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'Meterpreter' => {
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'Commands' => %w[
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stdapi_registry_open_key
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stdapi_registry_open_remote_key
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]
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}
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}
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)
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register_options([
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OptAddress.new('RHOST', [ false, 'Remote host to clone settings to, defaults to local' ]),
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OptString.new('SID', [ false, 'SID of user to clone settings to (SYSTEM is S-1-5-18)' ])
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])
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end
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def run
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if datastore['SID']
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root_key, base_key = split_key("HKU\\#{datastore['SID']}\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\Connections")
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else
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root_key, base_key = split_key('HKCU\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\Connections')
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end
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if datastore['RHOST']
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if session.type != 'meterpreter'
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fail_with(Failure::BadConfig, "Cannot query remote registry on #{datastore['RHOST']}. Unsupported sesssion type #{session.type}")
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end
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begin
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key = session.sys.registry.open_remote_key(datastore['RHOST'], root_key)
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rescue ::Rex::Post::Meterpreter::RequestError
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print_error("Unable to contact remote registry service on #{datastore['RHOST']}")
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print_status('Attempting to start RemoteRegistry service remotely...')
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begin
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service_start('RemoteRegistry', datastore['RHOST'])
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rescue StandardError
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fail_with(Failure::Unknown, 'Unable to start RemoteRegistry service, exiting...')
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end
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startedreg = true
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key = session.sys.registry.open_remote_key(datastore['RHOST'], root_key)
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end
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open_key = key.open_key(base_key)
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values = open_key.query_value('DefaultConnectionSettings')
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data = values.data
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# If we started the service we need to stop it.
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service_stop('RemoteRegistry', datastore['RHOST']) if startedreg
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else
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data = registry_getvaldata("#{root_key}\\#{base_key}", 'DefaultConnectionSettings')
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end
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fail_with(Failure::Unknown, "Could not retrieve 'DefaultConnectionSettings' data") if data.blank?
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fail_with(Failure::Unknown, "Retrieved malformed proxy settings (too small: #{data.length} bytes <= 24 bytes)") if data.length <= 24
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print_status("Proxy Counter = #{data[4, 1].unpack('C*')[0]}")
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case data[8, 1].unpack('C*')[0]
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when 1
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print_status('Setting: No proxy settings')
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when 3
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print_status('Setting: Proxy server')
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when 5
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print_status('Setting: Set proxy via AutoConfigure script')
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when 7
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print_status('Setting: Proxy server and AutoConfigure script')
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when 9
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print_status('Setting: WPAD')
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when 11
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print_status('Setting: WPAD and Proxy server')
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when 13
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print_status('Setting: WPAD and AutoConfigure script')
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when 15
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print_status('Setting: WPAD, Proxy server and AutoConfigure script')
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else
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print_status('Setting: Unknown proxy setting found')
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end
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cursor = 12
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proxyserver = data[cursor + 4, data[cursor, 1].unpack('C*')[0]]
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print_status("Proxy Server: #{proxyserver}") unless proxyserver.blank?
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cursor = cursor + 4 + data[cursor].unpack('C*')[0]
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additionalinfo = data[cursor + 4, data[cursor, 1].unpack('C*')[0]]
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print_status("Additional Info: #{additionalinfo}") unless additionalinfo.blank?
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cursor = cursor + 4 + data[cursor].unpack('C*')[0]
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autoconfigurl = data[cursor + 4, data[cursor, 1].unpack('C*')[0]]
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print_status("AutoConfigURL: #{autoconfigurl}") unless autoconfigurl.blank?
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end
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end
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