Upwork is a popular platform for budding freelancers starting a side hustle. You can search for online chat jobs with part-time or full-time hours and place a bid. Speaking from personal experience, only apply for jobs from clients with a “Payment Verified” status. Most listings with unverified payments are scams and they will try to send you a virus-embedded document or (even worse) not pay you for the work you do.
In regard to sources of income, it is not necessarily coming from Blackhat activities, White hat work might fund hacktivism. Some are students supported by family, some have mundane side jobs. Some get paid for their technical skills in regular IT jobs, some speak at info-sec conferences, write articles and books, do consultancy or do work as paid media sources.
If you don’t mind doing other people’s chores, then TaskRabbit is a great option for making money online. Earn extra income by walking your neighbor’s dog or mowing Mr. Smith’s lawn. It might seem like not the most lucrative option, but the top taskers reportedly earn as much as $7000 a month, making this a full-time way to make money online for some.
These kind of hackers will first get the information, where in a particular person or an organization become prey for them. First, they gather the information about the computer's IP Address, MAC Address via the Network Mapping software. And these kind of hackers are professionally skilled and these persons will break their systems by web defacement, Breaking Passwords and inserting Spywares or RAT( Remote Access Trojan)'s and collect the information about their income. So that they will swoop down the money very easily. The hackers are very patient minded persons