Urkel - Virus Details Urkel Aliases: Nwait Size: 512 KB Frequency: 6 Characteristics: Infects hard disk boot record Infects diskette boot record Memory resident Full stealth Contains clear text string or message Makes MBR inaccessible Information: Text String: "Urkel" Notes: The virus overwrites the partition table in the MBR and stores the original MBR encrypted. The infected drive will be invisible to DOS if the system is booted from an uninfected floppy. Using fdisk /mbr will render the drive unbootable. Back to the Virus List page Virus Databases Virus Links Virus Research Security About Us Products Updates Support Resellers Purchase Contact Us  Home Command Software · Inc 1061 East Indiantown Road · Suite 500 Jupiter · FL   33477 USA