F-Secure Rescue CD 3.00 scans the computer and renames all files containing malware to .virus file extension. Rescue CD by default scans all hard drives in the computer, all USB drives attached to the computer and Windows FAT and NTFS drives.
Virus definition databases are updated automatically if the computer has an internet connection or can be updated manually by using a USB drive. The Rescue CD Guide has step by step instructions how to use the CD.
The release package including an ISO image, the manual and release notes can be downloaded here.