Malware Crusher is deceptive security application for Windows or MacOS. It sneaks into users computers without asking and performs scan of the system. If user ignores the program signals, Malware Crusher starts generating warnings and alerts, accompanying this with voice comments. Such intrusive and unfriendly marketing methods along with low-quality results of malware detection and protection puts Malware Crusher in the category of potentially unwanted applications (PUA). This badware also puts obstacles when users try to uninstall it.