Necro.N is a highly intrusive mobile malware campaign targeting Android devices, showing similarities to the notorious Joker malware. The campaign involves the distribution of malicious SDKs within mobile applications, exploiting users who download these apps. The malware uses steganography to hide its payload within images, making it challenging to detect. Once installed, the malware can steal sensitive data, subscribe victims to unwanted paid services, and perform other malicious actions. Necro.N poses a major threat to Android users, highlighting the importance of installing apps only from trusted sources.