Analysis by: Cris Nowell Pantanilla
 PLATFORM:

Windows 2000, Windows XP, Windows Server 2003

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

  • Threat Type: Trojan

  • Destructiveness: No

  • Encrypted:

  • 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: 29,693 bytes
File Type: JS
Initial Samples Received Date: 16 Dec 2011

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}dupdate.com/temp/stat.php

  SOLUTION

Minimum Scan Engine: 9.200
FIRST VSAPI PATTERN FILE: 8.648.01
FIRST VSAPI PATTERN DATE: 16 Dec 2011
VSAPI OPR PATTERN File: 8.649.00
VSAPI OPR PATTERN Date: 17 Dec 2011

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_IFRAME.JWEA. 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.


Did this description help? Tell us how we did.

Related Malware