Virus.Boot-DOS.V.1526 is a threat displayed by rogue program Vista Antispyware 2010. This is being issued to convince user to purchase the rogue program. Full message reads:

Vista Antispyware 2010 ALERT
System hacked!
Unknown program is scanning your system registry right now! Identity theft detected!
Details
Attack from:  9.37.247.159 port: 9536
Attacked port: 9536
Threat: Virus.Boot-DOS.V.1526

Alias: -

Damage Level: Low

Systems Affected: Windows

Screenshot Image:

Virus.Boot-DOS.V.1526 Image