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JS_REDIR.WRD

October 08, 2012
 Analysis by: Marfel Tiamzon
 PLATFORM:

Windows 2000, XP, 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 arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

As of this writing, the said sites are inaccessible.

This is the Trend Micro detection for files that contain a malicious script.

  TECHNICAL DETAILS

File Size:

2,347 bytes

File Type:

Script

Memory Resident:

Yes

Initial Samples Received Date:

26 Aug 2010

Arrival Details

This Trojan arrives as an attachment to email messages spammed by other malware/grayware or malicious users.

Download Routine

As of this writing, the said sites are inaccessible.

Other Details

Based on analysis of the codes, it has the following capabilities:

  • Once an unsuspecting user opens a compromised file, this script attempts to connect to the following site to download other malicious files or display advertisements:
    • http://{BLOCKED}ourhaircut.com/1.html

This is the Trend Micro detection for files that contain a malicious script.

  SOLUTION

Minimum Scan Engine:

8.900

Step 1

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

Step 2

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 3

Close all opened browser windows


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