HTML_IFRAME.VIL

October 09, 2012
 Analysis by: Christopher Daniel So
 ALIASES:

HTML/Iframe.B.Gen (Nod32), Mal/Iframe-X (Sophos), PUA.HTML.Infected.WebPage (ClamAV)

 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.

This is the Trend Micro detection for Web pages that were compromised through the insertion of a certain IFRAME tag.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

HTML, HTM

Initial Samples Received Date:

05 Aug 2011

Arrival Details

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

Other Details

This Trojan inserts the following code:

  • http://{BLOCKED}6.{BLOCKED}2.250.53/Home/index.php

  SOLUTION

Minimum Scan Engine:

9.200

FIRST VSAPI PATTERN FILE:

8.337.00

FIRST VSAPI PATTERN DATE:

06 Aug 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 clean files detected as HTML_IFRAME.VIL. 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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