Hackers are very much active to cheat the bounty hunters / ICOs . Millions of fake twitter accounts have been infiltrated. All efforts being done by hackers to spam the official twitter accounts of crypto business and impersonating crypto personalities. More than 15000 exclusive hacker's accounts were traced by the agency involved in research.
Following is the link based on study and research by "Duo Security". They took help of Application programming Interface to catch hackers from 88 million twitter accounts.
https://cryptoslate.com/massive-cryptocurrency-botnet-scam-unearthed-on-twitter/Social media accounts are the best way to get people into a big scams easily as the hackers creategake people id's easily and especially in Twitter they create a big scams and because of all this reason twitter recently bans millions of fake profiles and by this way many hackers lost their twitter profiles by which they used to hack people's private information and not they can't do it in a easy way as all the social media companiesare taking strict actions.