Are you trying to a file you already have, or are you looking for a tool to check your Kromio extensions?

: Do not run it. You should scan it with a trusted antivirus like Malwarebytes or upload the file to VirusTotal to check for threats. Legitimate Kromio Tools

: Community reviews and product details for the extension generator. To better assist you, could you clarify: Where did you encounter this file or link?