The concept of a "Nubank Mod APK v7.862" featuring "infinite money" is a fraudulent scam designed to compromise personal and financial data. Financial institutions like Nubank operate on secure, server-side infrastructure; therefore, a modified client app cannot alter a user's actual bank balance. The Dangers of Modded Banking APKs
What they can do: drain your savings, steal your identity, and lock you out of your real account. The concept of a "Nubank Mod APK v7