Internet Security Threats

Trojan-Spy.Win32.KeyLogger.p

RISK LEVEL:2

This Trojan tracks the user's keystrokes, and is designed to steal confidentialinformation. It is a Windows PE EXE file. It is 136,192 bytes in size. Itis not packed in any way. It is written in Visual C++.

Installation

When launched, the Trojan displays the following dialogue box:

The user is then required to enter certain paramters, including the following:Directory, password, file name and startup key name. The resulting Trojan file,called KeyProbe.exe (43 520 bytes in size) which functions in resident mode,will be dropped to the specified folder.

The Trojan creates the following registry key:

[HKLM\Software\Rosebud Technologies LTD\Key Probe]

It also adds the following values to the system registry:

This ensures that the Trojan will be launched each time Windows is bootedon the victim machine.

The Trojan logs keystrokes Harvested data will be written to a log file calledlog.txt.

It is possible to configure the Trojan spy while it is running by pressingShift five times and entering a password:

If your computer does not have an up-to-date antivirus, or does not have anantivirus solution at all, follow the instructions below to delete the maliciousprogram:

1. Use Task Manager to terminate the Trojan process and delete theTrojan file:

   "%WinDir%\KeyProbe.exe"

2. Delete the following registry key:

   [HKLM\Software\Rosebud Technologies LTD\Key Probe]

3. Delete the following values from the system registry:
   [HKLM\Software\Microsoft\Windows\CurrentVersion\Run]
   "Key Probe"
4. Delete the original Trojan file (the location will depend onhow the program originally penetrated the victim machine).
5. Update your antivirus databases and perform a full scan of thecomputer (download a trial version of Kaspersky Anti-Virus).