The Emsisoft Emergency USB is a very powerful and handy free scanner to bring with you on a USB stick or thumb drive. It can be used to detect and remove trojans, spyware, adware, worms, dialers, keyloggers and other malign programs.
AVG Rescue CD (for USB Sticks) is a "portable version of AVG Anti-Virus supplied through Linux distribution". Created by AVG, the USB Flash Drive version offers a stand alone bootable AntiVirus, AntiSpyware, and System Recovery Solution.
AVZ AntiViral Toolkit is a Portable AntiMalware and Portable AntiSpyware Solution that was created by a Russian named Oleg Zaytsev to remove adware and spyware, network worms, trojan horses (Trojan, TrojanDownloader, TrojanSpy) and Dialers. The utility implements specialized algorithms for detecting keyloggers, finding and blocking rootkits etc.
HijackThis Portable is a Free utility that can be used to detect settings that may have been changed by Spyware or Malware. This Software is available as a stand alone executable, making for a great Portable Anti-Spyware and Malware detection tool to add to your collection.
CWShredder is a Portable AntiSpyware program offered by Trend Micro. It can be used to detect and remove all traces of the CoolWebSearch family of Spyware.
a-squared HiJackFree, now called "Emergency Kit" is a Malware Scanner and informative system analysis tool that advanced users and administrators can use to help detect and then remove all types of Malware; HiJackers, Spyware, Adware, Trojans and Worms. It can be used to manage autoruns, processes and associated modules, control Browser Plugins, and view all DNS entries.
DrWEB CureIt is free antivirus software. This stand alone utility can be used to quickly scan drives for viruses, and if necessary cure an infected computer.
