| Description:
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Details
CMOS.a
It is a dangerous memory resident stealth boot virus. It corrupts the CMOS memory. On loading from infected disk the virus copies itself to the address 9F80:0000, hooks INT 13h and writes itself to the MBR of the hard drive and the boot sectors of the floppy disks. The original MBR is saved to the second sector on the hard drive, the boot sector of floppy disk to the last sector of root directory on the disk. |