ERIS Ransomware encrypts user files with Salsa20 + RSA, and then requires a ransom to give it back. It is distributed via RIG exploit kit. A user would simple have visit a malicious web page to get infected with ERIS.
Windows 10 upgrade may cause interference with your VMware virtual machine. The virtual machine power up and after it display login screen it suddenly throws VMware Workstation Unrecoverable Error: (svga).
If you are using CentOS in VMware it might happen that suddenly there is no internet connection and icon just spins and trying to get an IP but nothing happen. This happens when CentOS network connection is set to be in Bridged Mode with Replicate physical network in VMware...