Normally ransomware is written to garner as much currency (Crypto Usually) as possible however this one it seems has been written to show off it’s creators talents and because of that it is making a right mess of the laptops and computers it encrypts. The ransomware is named after the horror movie franchise of the same name.
This does not mean that your computer will stop working however due to Microsoft no longer producing security updates your machine will become more and more vulnerable to Malware and Viruses meaning you are more likely to be caught out by a phishing attack, Ransomware or similar. It also means that new software and hardware may be incompatible with Windows Vista, Google and Adobe stopped supporting windows vista a long time ago