However, is not a genuine file from Chaos Group (the makers of V-Ray). Instead, it is one of several hidden files that the ALC2 MAXScript exploit creates within a system to propagate itself. It typically embeds itself into MAX scene files as a scripted controller and can be found in various hidden directories on a Windows system. Symptoms of Infection
If you find evidence of or other related malicious scripts, follow these steps to secure your environment: vraymatnetprop.mse
If it returns true , the corrupted script is present and active. Removal and Protection However, is not a genuine file from Chaos