Malicious software called Trojan.Yontoo.1 currently raging on Mac OS X via booby-trapped web pages that install without the knowledge of users. It then scans the web for navigation display advertising screens through which malware authors are remunerated. We heard more about this kind of Trojans in Windows, But this time it is Mac OS X is a new victim of malware, identified by the Russian publisher of security solutions Doctor Web. It is a Trojan horse identified as the Trojan.Yontoo.1 that spreads through web pages offering trapped trailers movies.
The user is prompted to install a missing plug-in, a video player, a download accelerator or a program to improve the video quality. An application called "Twit Tube Free" will now install by adding a plug-in web browser (Safari, Firefox, Chrome) that will monitor the peregrinations of the victim and her Canvas serve ads on each page visited. The authors of the scam remunerate the number of advertisements seen. To get rid of this trojan, users must remove the plug-in for their browser and perform a virus scan.
