JS_REDIR.FA

October 08, 2012
 Analysis by: Erika Bianca Mendoza
 PLATFORM:

Windows 98, ME, NT, 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

As of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

File Size:

3.4 bytes

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

14 Nov 2009

Download Routine

As of this writing, the said sites are inaccessible.

Other Details

This Trojan attempts to access the following websites to download files, which are possibly malicious:

  • http://{BLOCKED}871d32371d/
  • http://{BLOCKED}.{BLOCKED}.30.247:997/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.37.147:221/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.57.113:268/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.218.116:393/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.59.31:346/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.54.246:297/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.82.239:612/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.47.77:809/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.50.4:768/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.217.116:940/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.69.91:971/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.248.215:180/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.165.212:940/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.100.4:862/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.236.170:101/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.244.236:690/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.152.46:674/go.js?a5e0871d32371d/
  • http://{BLOCKED}.{BLOCKED}.2.232:268/go.js?a5e0871d32371d/

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI OPR PATTERN File:

6.937.00

VSAPI OPR PATTERN Date:

19 Mar 2010

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 to delete files detected as JS_REDIR.FA. 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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