If it returns true , the corrupted script is present and active. Removal and Protection
Are you currently seeing a specific or noticing strange behavior in your 3ds Max scenes?
The most effective way to remove the ALC2 and CRP scripts is by using the official 3ds Max Scene Security Tools available on the Autodesk App Store . This tool automatically detects and cleans infected files and installations.
Go to the > Utilities tab and click on MAXScript . Click Open Listener to bring up the MAXScript Listener.
Some users report that V-Ray lights or cameras may become corrupted or removed from the scene entirely. How to Check for the Exploit
In some cases, you may need to manually delete files like vraymatnetprop.mse or vrdematpropalpha.mse from your local application data folders if they persist after using the official tools.
If you find evidence of or other related malicious scripts, follow these steps to secure your environment:
For users looking for legitimate material management, consider using verified scripts like the Vray Mat Lister from ScriptSpot , which allows you to modify parameters globally without security risks.
To determine if your 3ds Max environment has been compromised by the ALC2 script, you can run a simple diagnostic test: Open .