ComboFix is a form of antiviral software that can be used to deal with even the most stubborn of malware. In order to be able to run it, you can follow several guidelines. It is recommended that the activation of this program be done only after a request by helpers.
To start with, prepare your computer adequately. This is done by shutting all programs and windows that might be open. In case you have an active antivirus or spyware program, ensure that you turn it off. Next, check whether there are any firewalls and proceed to disable them. In case your computer is in a network, you might need permission from the network administrator. Consult the user guides of these programs on how to safely disable them if you are in doubt.
Ensure that you have closed all running applications the click on the icon representing the antiviral software. This will result in a prompt for Windows File Open security. The operating system is alerting you to the fact that that particular application does not have any digital signature. This message should be ignored and then you click on run. In case you are using Windows vista operating system, you are advised to click on continue. This will take you to sites where you can download the software in question. Click OK and proceed to the disclaimer button where you are advised to click yes to continue. At this point, the program will do a system restore.
This happens to be a windows feature that is built in. The antiviral software is now acting as the operating system and it will proceed to identify the original settings. This is a security feature where it will restore the system's OS to this point in case of a collapse. The control panel has provisions from where you can make system restore. The program will proceed to back up the entire registry files, as this is where vital system files are stored. The next step will entail the setting up of the Windows Recovery Console. In case the recovery console has already been established, the step will be done away with.
There are instances where the system might return a message saying that it cannot create the recovery console. In such a situation, just click continue and deal with the recovery console after you finish the scanning process. Disconnect the internet connection and attempt to start the scanning process. After this process is through, the antiviral system will reconnect itself to the internet. The scanning process may take some time so you can do other tasks as you await the completion of the exercise.
The clock format might be altered as part of the scanning process. A message dialog box will update you of the proceedings. Avoid clicking on anything during the scanning process. After the process is over, the program will generate a report, which might result in the temporary disappearance of the desktop. In order to keep spyware and malware away from your system effectively, ensure that you download only from reputable websites.
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This article touched the basics of the topic. I have 2 more resources related to the above. They are combofix and combofix . They are worth a read.