These are given away by Microsoft itself, so they are for sure alright. There are two.
Overview:
Holiday Snowflakes
Transform your computer monitor into a winter wonderland with three-dimensional snowflakes falling from the sky.
Amazing Windows XP Screensaver
Floating spheres and soothing blue waves show the amazing things you can do with Windows XP.
Quick Details:
*File Name: screensaverfunpack.exe
*Version: 1.0
*Date Published: 12/9/2002
*Language: English
*Download Size: 6.1 MB
*Estimated Download Time: 15 min 56K
15 min
Thanks,
-Webmaster