Thanks to FlightCPUBoy for the sample. Featuring more of the frustration that is viruses not working properly!
The Murderer virus infects .COM files and activates during a virus scan on July 3rd of any year, when it displays an ASCII cake and plays "Happy Birthday" on the PC speaker. When the computer is rebooted, the drive is formatted, and all data is lost.
![](https://i.ytimg.com/vi/p81BGKwkWx4/mqdefault.jpg)