Rootkit Revealer

RootkitRevealer is an advanced root kit detection utility. Will find in registry files malware or other infections. Detects very quick all persistent rootkits published on rootkit.com, including DEFRAG, FUTo and HackerDefender (observation: RootkitRevealer is not intended to detect rootkits that do not attempt to hide their files or registry keys for modify the entries). Viruses,spyware and other malware can be hidded in your computer memory (was classified in persistent,memory based and user mode).

Rootkit Revealer was developed first time in 2005 by Sysinternals.This program fight with viruses,trojans and spyware threats.They are hidding fom anti spyware programs and modify kernel files.The rootkits are classified in persistent rootkits,kernel-mode,user-mode or memory based.
This program intercept root kits and destroy them.You have an option to scan just the registry or to hide the NTFS files .
While scanning Rootkit Revealer show you the path of the file scanned ,timestamp, size and description .He is looking in the registry file system and determine discrepancies (Rootkit Revealer is a small application).