The serial number that came with the disks imaged here is: GX8HCBT
Also, these other passwords may work:

LTS24QW
ENF2BB5
V6GHC5S
23XHC5N
ENF2BB5
CME2438
45fgt67
45lkj67
buu24m

Spectre Supreme will alter itself when you register; it is a good idea to keep the installer disk images somewhere safe.
