If you are a hardware enthusiast, you can dump this firmware using a Bus Pirate or CH341A programmer (the SPI flash is usually next to the crystal oscillator).
Search for: AlcorMP_AU698X_FA00 or AlcorMP v14.xx that supports PID FA00. alcor micro unknown fa00 - f w 3613
(installed by some Alcor utilities) can cause conflicts with other USB devices if the utility crashes. Relaunching and properly closing the tool usually resolves this. If you are a hardware enthusiast, you can