A huge array of incentives and goals strongly attract hackers including money, bragging rights, revenge, media attention, advancement of beliefs, the pursuit of valuable data and even pure amusement. Black hats are responsible for directing attack trends and stimulating work demands in the white-hat market through harmful, illegal online activities. White hats work under the pretense of multiple job titles security engineer, security analyst, ethical hacker, penetration tester, security researcher, etc. Gray hats, as the name suggests, are more ambiguous in their definition.”]
Source: https://securityintelligence.com/how-black-hats-and-white-hats-collaborate-to-be-successful/