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JS_REDIR.LLS

August 13, 2013
 Analysis by: Alvin Bacani
 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:
 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.

Once a compromised site is visited, the user is redirected to a certain malicious site.

  TECHNICAL DETAILS

File Size:

811 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

24 Oct 2012

Arrival Details

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

Other Details

Once a compromised site is visited, the user is redirected to the following malicious site:

  • http://{BLOCKED}v.com/detects/visit_putts.php

  SOLUTION

Minimum Scan Engine:

9.300

FIRST VSAPI PATTERN FILE:

10.160.03

FIRST VSAPI PATTERN DATE:

24 Oct 2012

VSAPI OPR PATTERN File:

10.161.00

VSAPI OPR PATTERN Date:

24 Oct 2012

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

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