JS/IFrame.gen.j

This page shows details and results of our analysis on the malware JS/IFrame.gen.j

Overview

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.

Aliases

  • Microsoft    -    Exploit:HTML/IframeRef.DM
  • Symantec  -    IFrame.Exploit
  • Norman     -    Iframe.UW
  • Fortinet      -    JS/Iframe.JG!tr


Minimum Engine

5600.1067

File Length

Varies

Description Added

2012-09-28

Description Modified

2013-04-01

Malware Proliferation

Characteristics

---------------Updated on 1 April,2013----------

Aliases
  • Microsoft    -    Exploit:HTML/IframeRef.DM
  • Avast           -          JS:Iframe-AMJ
  • Drweb        -    JS.IFrame.407
  • Norman    -    Iframe.UW
Characteristics

JS/IFrame.gen.j” is the detection for JavaScript the iframe is appended at the end of HTML files contained within Web pages.

JS/IFrame.gen.j” is a JavaScript Trojan that redirects the browser to a malicious website with the help of malicious IFrame.

Whenever the user visits a compromised website containing this malicious JavaScript, it redirects the browser to malicious site with help of iframe.

The below are the malicious iframe injected in the compromised web site.
  • http://sal[Removed]s.html
The Trojan also connects to the following URL’s
  • Alv[removed]o.com
  • Ne[removed]o.uk
  • Fe[removed]o.uk
  • www.st[removed]re.org

-----------------------------------------------------------
---------------Updated on 18 March,2013----------


Aliases

  • Fortinet    -    JS/Iframe.JG!tr
  • Microsoft    -    Exploit:HTML/IframeRef.DM
  • Symantec    -    IFrame.Exploit
  • Norman    -    Iframe.UW
Characteristics

JS/IFrame.gen.j” is the detection for malicious JavaScript contained within html pages.

JS/IFrame.gen.j” is a JavaScript Trojan that redirects the browser to a malicious website with help of IFRAME tag and it also executes the arbitrary code based on the installed ActiveX Adobe Flash Player plugin in IE and Opera.

Upon execution the Trojan tries to redirect the user to the below URLs in order to connect to the malicious web site with the help of iframe.
  • hxxp://afhw[Removed]anty.us/wmcs.html?j=1302681
  • hxxp://    74.52.[Removed].19/wmcs.htm?j=1302681
  • hxxp://    174.37. [Removed].0/wmcs.html?j=1302681
  • 0.237. [Removed].174
  • 13.9b.344a.static.the[Removed]et.com
  • 174.37. [Removed].0
  • static.reverse.s[Removed]ayer.com
  • 19.155. [Removed].74
  • 74.52. [Removed].19
  • afhw[Removed]ty.us
  • hug[Removed]ice.com

---------------Updated on 9 March,2013----------


JS/IFrame.gen.j” is the detection for JavaScript contained within html pages.

JS/IFrame.gen.j” is a JavaScript Trojan that redirects the browser to a malicious website with help of IFRAME tag.

Upon execution the Trojan tries to redirect the user to the below URLs in order to connect to the malicious web site with the help of iframe.
  • hxxp://Tucson[Removed]orney.net/mqgu.html?j=1954325
  • hxxp://tucson[Removed]orney.net/wp-content/plugins/wordpress-file-monitor/wordpress-file-monitor.php?ver=scan
  • hxxp://tucson[Removed]rney.net/wp-content/plugins/contact-form-7/styles.css?ver=2.4.1
  • hxxp://tucso[Removed]torney.net/wp-includes/js/jquery/jquery.js?ver=1.8.3
  • hxxp://tucson[Removed]orney.net/wp-content/themes/genesis/lib/js/flexslider/jquery.flexslider-min.js
  • hxxp://tucsona[Removed]rney.net/wp-content/themes/genesis/lib/js/flexslider/site.js
  • hxxp://tucs[Removed]torney.net/css?family=Oswald
  • hxxp://themes.goo[Removed]content.com
  • hxxp://themes.goo[Removed]ntent.com/static/fonts/oswald/v7/-WzdRTzRa5k6HlJK6-dK9Q.eot
  • hxxp://ajax.goog[Removed]pis.com
  • hxxp://ajax.goo[Removed]pis.com/ajax/libs/jqueryui/1.8.3/jquery-ui.min.js
  • hxxp://ajax.goo[Removed]pis.com/ajax/libs/jqueryui/1.7.1/themes/humanity/jquery-ui.css
  • hxxp://phoenix[Removed]nalinjurylawyer.org

Symptoms

Because this is a generic detection there is no specific description of the activity undertaken by JavaScript detected under this name, however these can include malicious activity such as downloading and executing files or scripts.

Method of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, browsing compromised websites.

Removal

All Users:
Use current engine and DAT files for detection and removal.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

Variants