Quttera is the Ultimate Signatureless Malicious Content Detection System.
Quttera designated especially to identify the potentially malicious executable code, zero-day vulnerability exploit and shellcode embedded into computer files such as movies, images, documents and etc.
Take control of your documents and multimedia files and make your data inoculated to these intruders.
Quttera is absolutely free.
Download: Quttera 0.3.1.0.0