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HTML_IFRAME.SMDS

October 08, 2012
 Analysis by: jasperm
 ALIASES:

Microsoft: Exploit:HTML/IframeRef.gen; Sophos: Troj/Fujif-Gen; Symantec: W32.Virut.W

 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 is the Trend Micro detection for files infected by PE_VIRUX.Q through the insertion of a certain IFRAME tag.

Once a user visits an affected Web page, this HTML script launches a hidden IFRAME that connects to a malicious URL.

This is the Trend Micro detection for Web pages that were compromised through the insertion of a certain IFRAME tag. Once a user visits an affected Web page, this HTML script launches a hidden IFRAME that connects to a malicious URL.

  TECHNICAL DETAILS

File Size:

Varies

File Type:

HTML, HTM

Memory Resident:

No

Initial Samples Received Date:

27 Oct 2010

File Infection

This is the Trend Micro detection for files infected by:

  • PE_VIRUX.Q

Other Details

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

Once a user visits an affected Web page, this HTML script launches a hidden IFRAME that connects to a malicious URL.

It does the following:

  • It launches a hidden IFRAME that connects to the following malicious URLs whenever users visit an affected Web page:
    • www.{BLOCKED}z.pl/rc/

  SOLUTION

Minimum Scan Engine:

8.900

VSAPI PATTERN File:

7.573.00

VSAPI PATTERN Date:

27 Oct 2010

VSAPI PATTERN Date:

10/27/2010 12:00:00 AM

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

Remove malware files dropped/downloaded by HTML_IFRAME.SMDS

Step 3

Scan your computer with your Trend Micro product to clean files detected as HTML_IFRAME.SMDS. 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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