Couple year’s ago I received a pretty funny joke – Albanian Manual Virus, which went something like:
DEAR RECEIVER,You have just received an Albanian virus. Since we are not so technologically advanced in Albania, this is a MANUAL virus. Please delete all the files on your hard disk yourself and send this mail to everyone you know.
Thank you very much for collaboration.
And again reality surpassed joke – here’s an example of real-world manual virus I found on facebook: