[12ubw2k.EXE] is the download file listed on the Mustek website, but it is no longer available.

Support Information:
Device Type: Scanner
Manufacturer: Mustek
Model: 1200 UB
Interface: USB
Operating System: Windows 2000 Server
Age of Device: S/N MA000050830
FCCID: HWFA4CIS-USB

Find it on DriverGuide (http://members.driverguide.com/index.php?action=srch&sm=b&aax=&qa6=707&qa5=17&qa7=1702&dp=3&qm0=1200+UB&jmd=and&fzz=d) | Find it with Google (http://www.google.com/search?hl=en&lr=&ie=UTF-8&oe=UTF-8&q=Mustek+Scanner++1200+UB+Windows+2000+Server+) | Research manufacturer Mustek (http://members.driverguide.com/index.php?action=getinfo&companyid=707)