Analysis by: Rhena Inocencio
ALIASES:

Trojan:Win32/Plugx.B (Microsoft), a variant of Win32/Korplug.A trojan (Nod32)

 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003, Windows Server 2008

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This Trojan may be dropped by other malware.

It exports functions used by other malware.

  TECHNICAL DETAILS

File Size: 2,560 bytes
File Type: DLL
Memory Resident: Yes
Initial Samples Received Date: 01 Sep 2012

Arrival Details

This Trojan may be dropped by other malware.

Other Details

This Trojan exports functions used by other malware.

It opens the following files:

  • %Current Folder%\Nv.abc

It requires the existence of the following files to properly run:

  • %Current Folder%\Nv.abc

  SOLUTION

Minimum Scan Engine: 9.200
FIRST VSAPI PATTERN FILE: 9.364.04
FIRST VSAPI PATTERN DATE: 01 Sep 2012
VSAPI OPR PATTERN File: 9.365.00
VSAPI OPR PATTERN Date: 02 Sep 2012

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

Scan your computer with your Trend Micro product and note files detected as TROJ_PLUGX.AM

Step 3

Restart in Safe Mode

[ Learn More ]

Step 4

Search and delete the file detected as TROJ_PLUGX.AM

[ Learn More ]
Please make sure you check the Search Hidden Files and Folders checkbox in the More advanced options option to include all hidden files in the search result.

Step 5

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