JS_NEVAR.A

November 13, 2012

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 Analysis by: Mark Joseph Manahan

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 PLATFORM:

Windows 2000, Windows XP, Windows 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 may be hosted on a website and run when a user accesses the said website.

It redirects browsers to certain sites.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

JS

Initial Samples Received Date:

03 Apr 2009

Arrival Details

This Trojan may be hosted on a website and run when a user accesses the said website.

Other Details

This Trojan redirects browsers to the following sites:

• http://www.{BLOCKED}ena.com/tj.asp?id=pps

  SOLUTION

Minimum Scan Engine:

9.200

VSAPI OPR PATTERN File:

5.883.00

VSAPI OPR PATTERN Date:

08 Apr 2009

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

Close all opened browser windows

Step 3

Scan your computer with your Trend Micro product to delete files detected as JS_NEVAR.A. 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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Related Malware

• TROJ_MDROPP.RUD