I wouldn't feel safe using a product which has not had a new version release in almost 2 years. Do you drink expired milk?
Threatfire is NOT a standalone antivirus solution. Never has and never was. It is a behavior blocker used to compliment your real time antivirus
He can always upload the file to virustotal or scan it with hitman pro, malwarebytes, and other on domand scanners. If it breaks out the threatfire has a good chance it will catch it running on lv 5
Any recommendations on how I can improve on my testing?