this is scr file but it seems to exe file and I tested on VM there is no screen saver.
VT: https://www.virustotal.com/file/a9afcec9876...sis/1355205236/
File: http://www.mediafire.com/download.php?2t2paaugl63ft58
password: infected
Hello
That file is currently detected as Trojan.Generic.8398863
Merry Christmas!