The Yessearches.com program from the Adware/ShortcutHijacker family of browser hijackers that is bundled with other free software that you download off of the Internet. This adware will also infect your web browser shortcuts by adding the http://www.yessearched.com site is opened every time you launch your browser. The method that they use to hijack your shortcuts makes it impossible to fix without specialized tools such as our Shortcut Cleaner. This is why we first need to remove the program from a computer before we clean the shortcuts. In my opinion you should uninstall this program if you discover the symptoms listed above.
Source: https://www.bleepingcomputer.com/virus-removal/remove-yessearches.com-hijacker