BrowsingGuard - is a program that comes on the computer as a browser extension and hijacks popular browsers such as Google Chrome, Mozilla Firefox, and Internet Explorer. BrowsingGuard created to protect your browser from viruses, advertising and various attacks. But actually it is not so. The main objective of this program is the dissemination of advertisements. After penetrating the computer, BrowsingGuard begins to display a huge amount of advertising, banners and coupons, pop-ups and so on.
USB Locker is a browser extension that comes into the PC as an extension to the browser without user’s consent. According to the developers, USB Locker helps users to find great deals and to save money. This is not so. USB Locker displays a set of banner ads, coupons, pictures, and links to ad sites. USB Locker can also change your browser settings and redirect the user to other sites.
Switch2Search is a browser extension that comes bundled with other free applications and programs without the user's consent. This program is not a virus, but it is necessary as a potentially unwanted programs. After penetration, Switch2Search displays a huge amount of publicity in the form of banners and coupons that may apply at the popular online stores, such as Amazon, eBay and others.
Go Get Sport is a program that is installed on your PC in the form of an extension to the browser Google Chrome, Mozilla Firefox and Internet Explorer. Go Get Sport hijacks your browser and displays advertising banners, displays false coupons and promotional links to sites that cooperate with the developers of the program. Go Get Sport is a potentially unwanted program, it is not a virus, so antivirus software can not detect it.
Troldesh is family of ransomware viruses also called Shade Ransomware. Unique version of this threat can be created by anyone using special "developer kit", that is available on the underground forums. This virus targets Russian and American users. Malware encrypts user personal files and documents along with photos, music, videos with asymmetric encryption algorithm (RSA-2048 or RSA-4096). Ransomware appends .xtbl extension to all encrypted files.