Spodek ('saucer' in English) is a Windows NT 5.x kernel driver designed to hide presence in system. Features:
- hides processes, files, network connections, open ports
- keylogging
- user space tool that communicates with kernel space and is authenticated with password

SourceForge.net project site: http://sf.net/projects/spodek
Project site: http://spodek.sf.net