How to make a Bootable USB Kaspersky Rescue Disk from the ISO file. This tool is a free stand alone antivirus tool that was designed to scan and disinfect computers that have been infected. It is natively available as an ISO. But, in this segment we will use YUMI to extract and run the ISO from a USB Flash Drive. YUMI is also a free tool. It can create a Multiboot Bootable USB flash drive. Enabling users to install, and then run multiple ISO files from a USB device.