ROTFLMAO
I should have tryed for year doing such a stealth attack without any success ...
But I've done one even without being aware of it
Btw I got a phenomena as strange with a .BMP one time it crashed one PC but not the other ...
It turned to be a be some bug in the CPU microcode we traced if to happen only with one release of CPU produced in one batch in one particuliar plant ... As Forrest said : toejam happen