Trojan-Spy:W32/KeyLogger.RK

Classification

Malware

Trojan-Spy

W32

Trojan-Spy:W32/KeyLogger.RK

Summary

This is a key-logging trojan that logs all the keystrokes of the user and sends them to a particular website.

Removal

Automatic action

Based on the settings of your F-Secure security product, it will either move the file to the quarantine where it cannot spread or cause harm, or remove it.

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Technical Details

This malware may arrive as an attachment labeled as a Microsoft Word RTF file.Upon Execution, this malware displays the following fake error message:

It then drops the following files on Windows System folder:

  • %systemdir%\GenuineLicence.exe - Detected as Trojan-Spy.Win32.KeyLogger.rk
  • %systemdir%\kbd.dll - Detected as Trojan-Spy.Win32.KeyLogger.rk
  • %systemdir%\test.dll - Detected as Trojan-Spy.Win32.KeyLogger.rl

Note: %systemdir% by default is C:\Windows\system32

It also creates the following registry key as part of its auto-start mechanism:

  • HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run service = "C:\WINDOWS\system32\GenuineLicence.exe"

Initially, it will try to contact this url to set the infected machine's status

  • http://208.101.11.38/~mbs1/mail/cgi-bin/scripts/.old/[REMOVED].php

Then this malware sends the user's keystrokes including its ip address to this url:

  • http://208.101.11.38/~mbs1/mail/cgi-bin/scripts/.old/[REMOVED].php

Date Created: 2007-10-30 22:52:09.0

Date Last Modified: 2007-10-30 23:21:06.0