Analysis by: Ryan Angelo Certeza
 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 description is based is a compiled analysis of several variants of JS_IFRAME. Note that specific data such as file names and registry values may vary for each variant.

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

This is the Trend Micro detection for files that contain malicious IFRAME tags. This is the Trend Micro detection for Web pages that were compromised through the insertion of a certain IFRAME tag. It inserts an IFRAME tag that redirects users to certain URLs. However, as of this writing, the said sites are inaccessible.

  TECHNICAL DETAILS

Arrival Details

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

Other Details

This is the Trend Micro detection for files that contain malicious IFRAME tags.

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

It inserts an IFRAME tag that redirects users to the following URLs:

  • http://{BLOCKED}nizi.com/k985yttp.htm
  • http://{BLOCKED}seva.com/k985ytv.htm
  • http://{BLOCKED}osa.pl/showthread.php?t=46340270
  • http://{BLOCKED}dupdate.com/temp/stat.php
  • http://{BLOCKED}ia1epmd.ce.ms/i.php?go=1
  • http://{BLOCKED}atia.monbe.be/showthread.php?t=37220338
  • http://{BLOCKED}serbar-com.samsung.com.nasa-gov.egreatsale.ru:8080/index.php?js
  • http://{BLOCKED}uds.ddns.info/main.php?page=c69bd02e93e6957c

However, as of this writing, the said sites are inaccessible.

NOTES:

This description is based is a compiled analysis of several variants of JS_IFRAME. Note that specific data such as file names and registry values may vary for each variant.

  SOLUTION

Minimum Scan Engine: 9.200

Trend customers:

    Keep your pattern and scan engine files updated. Trend Micro antivirus software can clean or remove most types of computer threats. Malware, though, such as Trojans, scripts, overwriting viruses and joke programs which are identified as uncleanable, should simply be deleted.

All Internet users:

    1. Use HouseCall - the Trend Micro online threat scanner to check for malware that may already be on your PC.
    2. Catch malware/grayware before they affect your PC or network. Secure your Web world with Trend Micro products that offer the best anti-threat and content security solutions for home users, corporate users, and ISPs. Go here for more information on Trend Micro products that fit your needs.


Did this description help? Tell us how we did.