These tools often come in RAR files that utilize encrypted data files and XORed payloads, designed to hide their functionality from antivirus software.
The core executable is frequently compiled using AutoIt, which builds and runs the payload, such as a token stealer, from encrypted data. Discord Checker by xPolish.rar
The "Discord Checker by xPolish.rar" is a type of tool designed to check the validity of Discord tokens, often used for mass-checking or account management. These tools often come in RAR files that