using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Net;
using System.Net.Sockets;


namespace AreUInfectedByEnergizer
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.ForegroundColor = ConsoleColor.White;
            Console.WriteLine("==================================");
            Console.WriteLine(" Are you infected by Energizer ?");
            Console.WriteLine("      by Emmanuel Bossière");
            Console.WriteLine(" http://www.emmanuel-bossiere.fr");
            Console.WriteLine("==================================");

            Console.WriteLine("");
            Console.WriteLine("Checking if Arucer.dll exists.");
            if (File.Exists(Environment.GetFolderPath(Environment.SpecialFolder.System) + "\\Arucer.dll"))
            {
                Console.ForegroundColor = ConsoleColor.Red;
                Console.WriteLine("Arucer.dll exists ! Do you want to delete it ? (y for yes and n for no)");
                Console.ForegroundColor = ConsoleColor.White;

                if (Console.ReadKey().KeyChar == 'y')
                {
                    try
                    {
                        File.Delete(Environment.GetFolderPath(Environment.SpecialFolder.System) + "\\Arucer.dll");
                        Console.WriteLine("File successfuly deleted, reboot your computer and start the test again");
                    }
                    catch
                    {
                        Console.ForegroundColor = ConsoleColor.Yellow;
                        Console.WriteLine("The file was NOT deleted, you must start this software as an administrator.");
                        Console.ForegroundColor = ConsoleColor.White;
                    }
                }
                Console.WriteLine("Press any key to exit...");
                Console.ReadKey();
                return;
            }
            else
            {
                Console.WriteLine("File Arucer.dll not found.");
            }

            Console.WriteLine("");
            Console.WriteLine("Testing whether port 7777 is responding.");
            try
            {
                TcpClient client = new TcpClient("127.0.0.1", 7777);
                client.Close();
                Console.ForegroundColor = ConsoleColor.Red;
                Console.WriteLine("Your computer SEEMS to BE infected. However, this software could not remove Arucer.dll. Try to search it manually and delete it");
                Console.ForegroundColor = ConsoleColor.White;
            }
            catch
            {
                Console.WriteLine("Could not connect on port 7777, your computer DOES NOT seem to be infected.");
            }
            Console.WriteLine("Press any key to exit...");
            Console.ReadKey();

        }
    }
}