How to remove viruses from the boot area of the hard drive

Windows 2000 XP Removal Method:

Step 1: If you have previously installed the recovery console via the x: i386 cmdcons command, you can choose to enter it directly.

If you haven't previously installed the Recovery Console, start up your computer using your system's installation discs. When the installation screen appears, press R to select "To use 'Recovery Console' to repair", then the system will prompt you to log in to which system, please enter the corresponding serial number and press Enter.

Step 2: Execute fixmbr (restore master boot record) and fixboot (restore boot area on the boot disk) respectively, and then enter exit to restart.

Tips. How to protect against boot zone viruses.

Floppy disks from unknown sources should be checked for drugs before use. Do not leave floppy disks or CDs in the drive when you are not using your computer (many computers are infected with this virus by starting the computer with a bootable disc with the virus).

Pull out the memory module, erase the gold finger with an eraser, and put it back on.

I can't kill it completely! The above methods have been used, reinstall the system, boot a stroke, and the hard disk boot area virus has appeared again! Could it be that the USB flash drive that makes the guide disk itself is poisonous? If so, how to deal with it?

The boot zone virus cannot be completely removed by repartitioning the formatting method.

If you've backed up the boot area before, you can use a tool to restore it.

If you haven't backed it up, you can use a disk utility like DiskGenius, which generally has the function of rebuilding the Master Boot Record, rebuilding the MBR, and then installing the system should be fine. But for the sake of security, after installing the system, do not operate on other disks, install antivirus software first, upgrade to the latest version, and then scan the whole disk.

Use anti-virus software

I usually use Rising ,..I really can't kill it, so I reload it. , reinstall it if it doesn't work, format it out.

1 Clear the hard disk boot function.

Since the boot of the hard disk must use the bootloader and detect the correctness of the active partition, the hard disk will not boot if you manually modify or destroy the bootloader part, or clear the boot flag of the active partition.

2.Encrypt the entire hard drive.

The effective flag of the sector at the end of the main boot sector of the hard disk AA55H is the premise that the system recognizes the hard disk, so you can take the clear name to modify this flag to achieve the purpose of encrypting the hard disk, even if the system can not operate the hard disk even if you boot from the A drive, restore the AA55H to decrypt the hard disk.

The overall meaning is that the virus destroys the boot sector.

I had to try to kill it with an antivirus.

If you can't kill it, reload.

It can't be reloaded, only the low grid.

If it doesn't work, find out your corresponding virus and go online to see how to deal with it.

If the data is not important, boot with an optical drive, go to DOS, and then run debug, the following is the assembly to clean up the virus

f100 200 00

a100mov ax,301

mov bx,200

mov cx,1

mov dx,80

int 13

int 20

g Enter. The program numbered, the virus was also removed, and after repartitioning and formatting, everything worked fine. Including a lot of bootstrap area problems can be solved.

It is the main boot sector of the hard disk that directly determines the security of the hard disk, so it can be used to complete many special functions, which are briefly listed as follows

1 Clear the hard disk boot function.

Since the boot of the hard disk must use the bootloader and detect the correctness of the active partition, artificially modifying or destroying the bootloader part, or clearing the boot flag of the active partition, will make the hard disk unbootable.

2.Encrypt the entire hard drive.

The effective flag of the sector at the end of the main boot sector of the hard disk AA55H is the premise that the system recognizes the hard disk, so you can take the purpose of clearing the name repair brigade to change this flag to achieve the purpose of encrypting the hard disk, even if the boot system from the A drive boot system can not operate the hard disk, recover the AA55H to decrypt the hard disk.

The overall meaning is that the virus has destroyed the boot sector.

I had to try to kill it with an antivirus.

If you can't kill it, reload.

It can't be reloaded, only the low grid.

If it doesn't work, find out your corresponding virus and go online to see how to deal with it.

Hello 3, first use the computer manager anti-virus function to check and kill the whole thing.

4. Then use the computer manager - toolbox - stubborn wood mark deep scan to kill the second time, ensure that the virus is completely disposed of, and then restart the computer.

If you have any other questions and problems, please come to the computer manager business platform again to ask questions, and we will do our best to answer your questions.

There's nothing about this.

A problem with the system.

It's not poisoning.

You can use Xia Jiangmin's, he has a guide area virus killing!

Use the preset boot scan inside to ensure that your computer is virus-free from now on!

It is highly recommended that you try this antivirus!