- CHRISTMAS.EXE -- When run, this IRCBot variant will try to download various malicious executables from web servers.
- Christmas_Puzzle.exe -- This is a backdoor which uses a rootkit to hide its presence on a system. It displays a Christmas-themed jigsaw puzzle game.
- Christmas+Blessing-4.ppt -- This exploit has been embedded in what had been a safe Christmas PowerPoint slide show. The PowerPoint file uses MS06-012 or a related vulnerability to drop and execute two embedded programs.
- postcard.zip -- This is a Warezov e-mail spam that hides behind a "Happy New Year" postcard.