Koolova Ransomware works as encrypting users’ files so that it could blackmail users to provide a large sum of money. And we classify as a ransomware and it is commonly found to infect PC in an intrusive manner recently. Koolova Ransomware will first encrypt all the files and these files may cover documents, texts, video, radio, programs, and so on. Almost all the files here on the PC will be infected. And then, it leaves you a readable text with the current situation explanation and a website which you could remit money to exchange the key to decrypt these files. Under this circumstance, many users will consider to buy it to rescue their important files. But we don’t recommend you to do so.