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. Newtonsoft.Json.dll is the assembly provides support for JSON parsing for .NET applications and is recompiled by Krance Development. The module Newtonsoft.Json.dll, “Json.NET .NET 2.0” by Krance Development has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. Although a detection has been made for this resource, it is generally a commonly distributed 3rd-party library and is typically safe by itself. It is part of the Brightcircle group of web-extensions that inject advertisements in the browser.