http://malwaretips.com/blogs/adpeakproxy-exe-removal/
Read above as it has instructions as to how to remove.
AdpeakProxy.exe is an adware program that will display pop-up ads and advertising banners within Internet Explorer, Firefox and Google Chrome. This infection is designed specifically to make money. It generates web traffic, collects sales leads for other dubious sites, and will display advertisements and sponsored links within your web browser. AdpeakProxy.exe it’s technically not a virus, but it does exhibit plenty of malicious traits, such as rootkit capabilities to hook deep into the operating system, browser hijacking, and in general just interfering with the user experience. The industry generally refers to it as a “PUP,” or potentially unwanted program.