TROJ_KEYLOG.AF

 Analysis by: Michael Cabel

 PLATFORM:

Windows 2000, XP, Server 2003

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW


This Trojan arrives as a component bundled with malware/grayware packages. It may be dropped by other malware.

  TECHNICAL DETAILS

File Size:

94,930 bytes

File Type:

PE

Memory Resident:

No

Initial Samples Received Date:

16 Mar 2008

Arrival Details

This Trojan arrives as a component bundled with malware/grayware packages.

It may be dropped by the following malware:

  • TROJ_DROPPER.QHP

Installation

This Trojan drops the following component file(s):

  • %Current Folder%\d3d8.dll - detected as TROJ_KEYLOG.AF
  • %Current Folder%\MSPro.exe - detected as TROJ_KEYLOG.AF
  • %Current Folder%\MSPro_v3.dll - detected as TROJ_KEYLOG.AF
  • %Current Folder%\Pad.exe - detected as TROJ_KEYLOG.AF

Other Details

This Trojan does the following:

  • It is used to intercept keyboard and mouse inputs on the afffected system. This is done to help other component malware for their malicious routines.

  SOLUTION

Minimum Scan Engine:

8.900

Step 1

For Windows XP and Windows Server 2003 users, before doing any scans, please make sure you disable System Restore to allow full scanning of your computer.

Step 2

Remove malware files dropped/downloaded by TROJ_KEYLOG.AF

     TROJ_DROPPER.QHP

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_KEYLOG.AF. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.


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