Upon execution, it displayed flashing black-and-white smiley faces and played a continuous audio loop of voices singing "You are an idiot! Ha ha ha ha ha!".

: Because each new window duplicated the audio and animation, the process would eventually consume all available system RAM and CPU resources, causing the computer to freeze or crash. Technological Evolution Trojan Version

Each window consumed more RAM. If you didn't force-restart your computer via the power button or Task Manager quickly, your system would eventually run out of memory and crash (Blue Screen of Death).