This adware is a web browser extension that will inject advertising in the browser in the form of unwanted banners and text-links which may link to malware sites and install unwanted software. The application InstAct.exe by Ziggy Networks (Bright Circle Investments) has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. This file is typically installed with the program Doctor PC by Dragon Big Lab which is a potentially unwanted software program. It is distributed as part of the Brightcircle group of browser-extensions.