Consider fake ransomware that doesn't decrypt even after payment is made. Would it be moral/societally good to write and distribute this software? If it becam

Consider fake ransomware that doesn't decrypt even after payment is made. Would it be moral/societally good to write and distribute this software? If it became prevalent enough, it would damage the ransomware model as people would be much less likely to pay if they thought there was a significant chance of payment not fixing their issue.