Land rapid7#6966, Microsoft Office Trusted Locations Enumeration

Author: Meatballs1

modules/post/windows/gather/enum_trusted_locations.rb

@@ -0,0 +1,83 @@
+##
+# This module requires Metasploit: http://metasploit.com/download
+# Current source: https://github.com/rapid7/metasploit-framework
+##
+
+require 'msf/core'
+require 'rex'
+require 'msf/core/post/common'
+
+class MetasploitModule < Msf::Post
+  include Msf::Post::Windows::Registry
+  include Msf::Post::Common
+
+  OFFICE_REGISTRY_PATH = 'HKCU\\SOFTWARE\\Microsoft\\Office'
+  TRUSTED_LOCATIONS_PATH = 'Security\\Trusted Locations'
+
+  def initialize(info = {})
+    super(update_info(info,
+      'Name'          => 'Windows Gather Microsoft Office Trusted Locations',
+      'Description'   => %q( This module will enumerate the Microsoft Office trusted locations on the target host. ),
+      'License'       => MSF_LICENSE,
+      'Author'        => [ 'vysec <vincent.yiu[at]mwrinfosecurity.com>' ],
+      'Platform'      => [ 'win' ],
+      'SessionTypes'  => [ 'meterpreter' ]
+    ))
+  end
+
+  def print_status(msg='')
+    super("#{peer} - #{msg}")
+  end
+
+  def print_good(msg='')
+    super("#{peer} - #{msg}")
+  end
+
+  def run
+    locations = ""
+    [REGISTRY_VIEW_64_BIT, REGISTRY_VIEW_32_BIT].each do |registry_arch|
+      arch = registry_arch == REGISTRY_VIEW_64_BIT ? 'x64' : 'x86'
+      reg_keys = registry_enumkeys(OFFICE_REGISTRY_PATH, registry_arch)
+      if reg_keys.nil?
+        print_status("Failed to enumerate Office in #{arch} registry hive.")
+        return
+      end
+
+      reg_keys.each do |version|
+        next if /[0-9][0-9].0/.match(version).nil?
+
+        print_status("Version found: #{version}")
+        version_path = "#{OFFICE_REGISTRY_PATH}\\#{version}"
+        applications = registry_enumkeys(version_path, registry_arch)
+
+        if applications.nil?
+          print_status('Failed to enumerate applications.')
+          next
+        end
+
+        vprint_status('Found applications.')
+        #find version to use
+        applications.each do |application|
+          trusted_locations_path = "#{version_path}\\#{application}\\#{TRUSTED_LOCATIONS_PATH}"
+          trusted_locations = registry_enumkeys(trusted_locations_path, registry_arch)
+          next if trusted_locations.nil?
+
+          print_good("Found trusted locations in #{application}")
+          #find version to use
+          trusted_locations.each do |location|
+            location_path = "#{trusted_locations_path}\\#{location}"
+            description = registry_getvaldata(location_path, 'Description', registry_arch)
+            allow_subfolders = registry_getvaldata(location_path, 'AllowSubFolders', registry_arch)
+            path = registry_getvaldata(location_path, 'Path', registry_arch)
+            vprint_status("Description: #{description}")
+            result = "Application: #{application}, Path: #{path}, AllSubFolders: #{!!allow_subfolders}"
+            locations << "#{result}\n"
+            print_status(result)
+          end
+        end
+      end
+      path = store_loot('host.trusted_locations', 'text/plain', session, locations, 'trusted_locations.txt', 'Trusted Locations')
+      print_good("Results stored in: #{path}")
+    end
+  end
+end