Public-box.ru/start is considered as a browser hijacker which has the capability to disable your computer. Usually, it comes bundling with free downloads that are shared on the Internet. Once getting inside, it will attack your computer system by eating up almost all of your system resources. As a result, your system performance will be highly degraded and you are not able to get access to the Internet or web pages you like.
Usually, Public-box.ru/start will assail your browsers like Google, Firefox, Bing and so on. Moreover, it has the capability to link you to other unwanted websites. Your system configurations will be modified as well. Furthermore, your privacy will be exposed to cyber criminals and they will display a lot of popups to your according to your interests. You may always get fake warning ads or error messages, too.