cgranleese-r7
140 lines
3.9 KiB
Ruby
140 lines
3.9 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::Auxiliary
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# Exploit mixins should be called first
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include Msf::Exploit::Remote::MsWkst
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include Msf::Exploit::Remote::SMB::Client
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include Msf::Exploit::Remote::SMB::Client::Authenticated
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include Msf::Exploit::Remote::DCERPC
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# Scanner mixin should be near last
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include Msf::Auxiliary::Scanner
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include Msf::Auxiliary::Report
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include Msf::OptionalSession::SMB
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def initialize
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super(
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'Name' => 'SMB Domain User Enumeration',
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'Description' => 'Determine what domain users are logged into a remote system via a DCERPC to NetWkstaUserEnum.',
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'Author' => [
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'natron', # original module
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'Joshua D. Abraham <jabra[at]praetorian.com>', # database storage
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'NtAlexio2 <ntalexio2@gmail.com>', # refactor
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],
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'References' => [
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[ 'URL', 'https://docs.microsoft.com/en-us/windows/win32/api/lmwksta/nf-lmwksta-netwkstauserenum' ]
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],
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'License' => MSF_LICENSE,
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)
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end
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def rport
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@rport
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end
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def smb_direct
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@smb_direct
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end
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def connect(*args, **kwargs)
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super(*args, **kwargs, direct: @smb_direct)
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end
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def run_session
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smb_services = [{ port: self.simple.peerport, direct: self.simple.direct }]
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smb_services.map { |smb_service| run_service(smb_service[:port], smb_service[:direct]) }
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end
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def run_rhost
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if datastore['RPORT'].blank? || datastore['RPORT'] == 0
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smb_services = [
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{ port: 445, direct: true },
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{ port: 139, direct: false }
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]
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else
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smb_services = [
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{ port: datastore['RPORT'], direct: datastore['SMBDirect'] }
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]
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end
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smb_services.map { |smb_service| run_service(smb_service[:port], smb_service[:direct]) }
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end
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def run_service(port, direct)
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@rport = port
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@smb_direct = direct
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ipc_tree = connect_ipc
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wkssvc_pipe = connect_wkssvc(ipc_tree)
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endpoint = RubySMB::Dcerpc::Wkssvc.freeze
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user_info = user_enum(endpoint::WKSTA_USER_INFO_1)
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user_info.wkui1_buffer
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rescue Msf::Exploit::Remote::SMB::Client::Ipc::SmbIpcAuthenticationError => e
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print_warning(e.message)
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nil
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rescue RubySMB::Error::RubySMBError => e
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print_error("Error: #{e.message}")
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nil
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rescue ::Timeout::Error
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rescue ::Exception => e
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print_error("Error: #{e.class} #{e}")
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nil
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ensure
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disconnect_wkssvc
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end
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def run_host(_ip)
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if session
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self.simple = session.simple_client
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results = run_session
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else
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results = run_rhost
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end
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unless results.to_s.empty?
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accounts = [ Hash.new() ]
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results.compact.each do |result_set|
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result_set.each { |result|
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accounts << {
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:account_name => result.wkui1_username.encode('UTF-8'),
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:logon_domain => result.wkui1_logon_domain.encode('UTF-8'),
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:other_domains => result.wkui1_oth_domains.encode('UTF-8'),
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:logon_server => result.wkui1_logon_server.encode('UTF-8')
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}
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}
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end
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accounts.shift
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if datastore['VERBOSE']
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accounts.each do |x|
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print_status x[:logon_domain] + "\\" + x[:account_name] +
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"\t(logon_server: #{x[:logon_server]}, other_domains: #{x[:other_domains]})"
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end
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else
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print_status "#{accounts.collect { |x| x[:logon_domain] + "\\" + x[:account_name] }.join(", ")}"
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end
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found_accounts = []
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accounts.each do |x|
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comp_user = x[:logon_domain] + "\\" + x[:account_name]
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found_accounts.push(comp_user.scan(/[[:print:]]/).join) unless found_accounts.include?(comp_user.scan(/[[:print:]]/).join)
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end
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found_accounts.each do |comp_user|
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if comp_user.to_s =~ /\$$/
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next
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end
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print_good("Found user: #{comp_user}")
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end
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end
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end
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end
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