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TROJ_GAMARUE.LJG

June 10, 2013
 Analysis by: Rhena Inocencio
 ALIASES:

Worm.Win32.Agent.bua (Kaspersky)

 PLATFORM:

Windows 2000, Windows Server 2003, Windows XP (32-bit, 64-bit), Windows Vista (32-bit, 64-bit), Windows 7 (32-bit, 64-bit)

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted: No

  • In the wild: Yes

  OVERVIEW

Infection Channel:

Dropped by other malware

This Trojan may be dropped by other malware.

It is a component of other malware.

It exports functions used by other malware. It is used to load and execute a file.

  TECHNICAL DETAILS

File Size:

6,497 bytes

File Type:

DLL

Memory Resident:

Yes

Initial Samples Received Date:

28 May 2013

Arrival Details

This Trojan may be dropped by the following malware:

  • WORM_GAMARUE.LJG

Installation

This Trojan is a component of other malware.

Other Details

This Trojan exports functions used by other malware.

It is used to load and execute the following file:

  • {removable drive letter}:\desktop.ini - detected as TROJ_GAMARUE.RMA

  SOLUTION

Minimum Scan Engine:

9.300

FIRST VSAPI PATTERN FILE:

9.944.08

FIRST VSAPI PATTERN DATE:

28 May 2013

VSAPI OPR PATTERN File:

9.944.08

VSAPI OPR PATTERN Date:

28 May 2013

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Remove the malware/grayware file that dropped/downloaded TROJ_GAMARUE.LJG

    • WORM_GAMARUE.LJG

Step 3

Search and delete these components

[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.  
  • {removable drive letter}:\desktop.ini - detected as TROJ_GAMARUE.RMA

Step 4

Restart in normal mode and scan your computer with your Trend Micro product for files detected as TROJ_GAMARUE.LJG. 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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