What is Youfille.com?
Youfille.com is a fake download website that disguises itself as a legitimate one offering richer experiences and high performance. It can be deemed as a nasty adware due to its vicious behaviors. This dubious website often shows itself as a new tab on Mozilla Firefox, Google Chrome, or Internet Explorer. Commonly, it will recommend you to download new media/flash player/video player to view multimedia contents. If you trust it and update your media as what it recommends, you will agree to download some useless programs which can create a lot of strange icons to take up your desktop.
Here is a
screenshot of youfille.com popup

This pop-up often
comes bundled with other freeware downloads or just via compromised web
scripts. It can cause damages to your computer in various aspects. It can
replace your homepage and cause other modifications in your browser. It can
download nasty program for your PC and then start to monitor your machine. It
can mess up your browser or system to offer access for the other malware. Besides,
it can expose your privacy and steal your information. You should mind your
online activities in case of being attacked by this malicious website.