add NTLM concern for loginscanners

add a new concern for LoginScanners
that provides the basic accessors and validations
for anything requiring NTLM

lib/metasploit/framework/login_scanner/ntlm.rb

@@ -0,0 +1,54 @@
+require 'metasploit/framework/login_scanner'
+
+module Metasploit
+  module Framework
+    module LoginScanner
+
+      # This Concern provides the basic accessors and validations
+      # for protocols that require the use of NTLM for Authentication.
+      module NTLM
+        extend ActiveSupport::Concern
+        include ActiveModel::Validations
+
+        included do
+          # @!attribute send_lm
+          #   @return [Boolean] Whether or not to always send the LANMAN response(except if using NTLM2 Session)
+          attr_accessor :send_lm
+
+          # @!attribute send_ntlm
+          #   @return [Boolean] Whether or not to use NTLM responses
+          attr_accessor :send_ntlm
+
+          # @!attribute send_spn
+          #   @return [Boolean] Whether or not to support SPN for newer Windows OSes
+          attr_accessor :send_spn
+
+          # @!attribute send_lm
+          #   @return [Boolean] Whether or not to force the use of NTLM2 session
+          attr_accessor :use_ntlm2_session
+
+          # @!attribute send_lm
+          #   @return [Boolean] Whether or not to force the use of NTLMv2 instead of NTLM2 Session
+          attr_accessor :use_ntlmv2
+
+          validates :send_lm,
+                    inclusion: { in: [true, false] }
+
+          validates :send_ntlm,
+                    inclusion: { in: [true, false] }
+
+          validates :send_spn,
+                    inclusion: { in: [true, false] }
+
+          validates :use_ntlm2_session,
+                    inclusion: { in: [true, false] }
+
+          validates :use_ntlmv2,
+                    inclusion: { in: [true, false] }
+        end
+
+      end
+
+    end
+  end
+end