Screen
Shot: Spanska.4250 Virus

Screen shot obtained from F-Secure
The above screen shot is one of a very hard to
detect, very polymorphic virus. There are several variations of the
Spanska series viruses. This virus is a multi-partite virus.
It is not only a boot sector infector but a file infector as well.
An infected machine, at boot, will display the above animation if the
minute is 16 and the seconds are less than 30.