It requires human effort. For most attackers, it is vastly more efficient to run automated sql/wordpress-vuln/ssh-user scanners dropping bitcoin miners and bot

It requires human effort. For most attackers, it is vastly more efficient to run automated sql/wordpress-vuln/ssh-user scanners dropping bitcoin miners and botnet nodes. Those require zero human effort and self-replicate. That gives you less publicity than a hundred million personal finance records, but it has a much higher success chance and a more reliable income.