Analysis by: Roland Marco Dela Paz
 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 is the Trend Micro detection for files that exhibit certain behaviors.

  TECHNICAL DETAILS

File Size: 366,996 bytes
File Type: DMG
Memory Resident: No
Initial Samples Received Date: 07 Oct 2010

Other Details

This is the Trend Micro detection for:

  • Malicious files which contain prepended codes in its malware body. Because of this, TROJ_QAKBOT.DAM is unable to execute properly. Once prepended codes have been removed, Trend Micro detects the resulting executable file as TROJ_OFICLA.AJ.

  SOLUTION

Minimum Scan Engine: 8.900
VSAPI PATTERN File: 07.520.01
VSAPI PATTERN Date: 07 Oct 2010
VSAPI PATTERN Date: 10/7/2010 12:00:00 AM

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_QAKBOT.DAM

     TROJ_OFICLA.AJ

Step 3

Scan your computer with your Trend Micro product to delete files detected as TROJ_QAKBOT.DAM. 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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