"Wa8 [WhatsAppMods.in].apk" is an unauthorized, third-party modified version of WhatsApp, likely originating from the WhatsAppMods.in site. While these modified apps offer advanced, non-official features like enhanced customization and privacy controls, they pose significant security risks, including potential malware exposure, data theft, and permanent account bans from the official platform. For a secure experience, utilize the official app, says WhatsApp Help Center . You Really Shouldn't Use WhatsApp Mods - Lifehacker