The document presents 'madam', a novel host-based malware detection system for Android devices that uses a multi-level approach to identify and mitigate malicious behaviors in apps. It boasts high accuracy by analyzing features at various levels (kernel, application, user, and package) and effectively blocks over 96% of malicious applications with minimal performance and battery impact. The study emphasizes the growing threat of malware, necessitating comprehensive solutions that address multiple security threats without the need for custom operating systems.