Implement wrap_double_quotes in Msf PSH namespace

This is the Msf side of Rex Powershell #7

Author: RageLtMan

lib/msf/core/exploit/powershell.rb

@@ -18,6 +18,7 @@ def initialize(info = {})
         OptBool.new('Powershell::noninteractive', [true, 'Execute powershell without interaction', true]),
         OptBool.new('Powershell::encode_final_payload', [true, 'Encode final payload for -EncodedCommand', false]),
         OptBool.new('Powershell::encode_inner_payload', [true, 'Encode inner payload for -EncodedCommand', false]),
+        OptBool.new('Powershell::wrap_double_quotes', [true, 'Wraps the -Command argument in single quotes', true]),
         OptBool.new('Powershell::no_equals', [true, 'Pad base64 until no "=" remains', false]),
         OptEnum.new('Powershell::method', [true, 'Payload delivery method', 'reflection', %w[net reflection old msil]])
       ]
@@ -216,13 +217,13 @@ def run_hidden_psh(ps_code, payload_arch, encoded)
   #   powershell script
   # @option opts [Boolean] :remove_comspec Removes the %COMSPEC%
   #   environment variable at the start of the command line
-  # @option opts [Boolean] :use_single_quotes Wraps the -Command
-  #   argument in single quotes unless :encode_final_payload
+  # @option opts [Boolean] :wrap_double_quotes Wraps the -Command
+  #   argument in double quotes unless :encode_final_payload
   #
   # @return [String] Powershell command line with payload
   def cmd_psh_payload(pay, payload_arch, opts = {})
     %i[persist prepend_sleep exec_in_place encode_final_payload encode_inner_payload
-    remove_comspec noninteractive no_equals method].map do |opt|
+    remove_comspec noninteractive wrap_double_quotes no_equals method].map do |opt|
       opts[opt] ||= datastore["Powershell::#{opt}"]
     end