F-Secure Virus Descriptions : Three_Tunes

This virus is probably made in South America.

Three_Tunes allocates approximately two kilobytes of memory and infects practically all executed COM and EXE files.

Three_Tunes activates during June, when it randomly plays one of three simple tunes through the speaker.

[Analysis: Mikko Hypponen, F-Secure and Ecuanex supportteam]