JS_LINKHID.A

October 09, 2014
 Analysis by: Rika Joi Gregorio
 ALIASES:

JS/Redirector.bz(McAfee), JS:Trojan.HideLink.A(BitDefender), JS/Agent.NKW!tr(Fortinet), JS/Agent.NNS trojan(Eset)

 PLATFORM:

Windows

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

  • 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.

  TECHNICAL DETAILS

File Size:

29,119 bytes

File Type:

JS

Memory Resident:

No

Initial Samples Received Date:

30 Sep 2014

Arrival Details

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

NOTES:

This file contains a hidden link which points to the possibly malicious URL:

  • http://www.{BLOCKED}mom.co.uk

  SOLUTION

Minimum Scan Engine:

9.700

FIRST VSAPI PATTERN FILE:

11.186.08

FIRST VSAPI PATTERN DATE:

02 Oct 2014

VSAPI OPR PATTERN File:

11.187.00

VSAPI OPR PATTERN Date:

03 Oct 2014

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

Close all opened browser windows

Step 3

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