Ransomware is not stealthy, and if you’ve been infected, the attackers will tell you so in no uncertain terms. There is a slim possibility the perpetrators may be trying to fake you out and the files havent been encrypted. Rather than paying up, you can bypass the scary fake message and move on with your day. If the ransom demand includes the name of the ransomware, then theres no mystery, and you’re in trouble. If you see a ransom demand, it’s probably legitimate, but if you can’t identify it, it could be fake.”]
Source: https://www.csoonline.com/article/3063534/how-to-tell-if-youve-been-hit-by-fake-ransomware.html