Summary

Cantando is a simple non-resident virus which infects other COM files by placing a copy of it's own code to their end.

Cantando deletes CHKLIST.MS files from directories it infects, thus by-passing checksummer of MSAV.

Cantando activates on the 24th of December, any year. At this date it displays the following message:

        * CaN_TaN_Do_v01 : "Onkos taalla kiltteja lapsia?-)"

The text is Finnish and means; "do we have any well-behaved children here?" After this the virus crashes the machine.

The whole virus is encrypted.