Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The application utilclingclang.exe by Cling Clang has been detected as adware by 8 anti-malware scanners. It runs as a separate (within the context of its own process) windows Service named “Update Cling Clang”. This file is typically installed with the program Cling Clang by Yontoo Technology, Inc. which is a potentially unwanted software program. It will plug into the web browser and display context-based advertisements by overwriting existing ads or by inserting new ones on various web pages.