They first contact you via watsapp , then take you to telegram. They have different groups in telegram and one virtual receptionist who will assist you with all the operations.
They first give you money to promote social media contents and also pay to
provide Google reviews etc..
Moreover they have different tasks for which they pay money and few tasks will be pre-paid means users have to invest & post investment money will be doubled for each task & eventually they use bitcoin or cryptocurrency trading to double the revenue of all users.
Roots are very deep of these mafias and consequences are very dangerous if any user try to indulge.
Sandeep Malik has already reported & filed a case to Cyber Police to take some serious action against these Cyber Crime & crypto currency mafias.