AnonymizerGadget is a potentially unwanted program, or PUP, that is installed by free software you download from the Internet. This program is advertised as a free proxy service that allows you to stay anonymous when online. When installed, you may notice the following symptoms: Your computer may run slow. Your computer’s CPU utilization may rise to as high as 50%. Your Internet may become slower. Applications and Windows may freeze. Your browser may become frozen. Applications may freeze.
Source: https://www.bleepingcomputer.com/virus-removal/remove-anonymizergadget