Boot Sector: What and How
Boot sector viruses are among the oldest types of computer viruses out there. They infect the boot sector or partition table of a hard disk so they’re initiated the moment that the computer is switched on. Here’s all you will need to know about them and the threat that they have.
What Is the Boot Sector Virus?
A Boot Sector virus is not a particular virus, it is a specific way in which viruses may affect your computer. A boot sector is a physical sector on your hard disk that’s required to begin the boot process and load your operating system.
By placing a virus, it means that the virus is triggered each time you start your computer, even before your operating system starts to boot up. Frequently, you won’t even realize it is happening which makes the danger potentially even worse.
How Does the Boot Sector Virus Work?
Each boot sector virus functions differently, based on their aim. Because they are found on the boot sector of your hard disk, before the operating system starts, it is possible to get a boot sector virus to cause a lot of damage.
Some may just cause irritating issues such as adware or malware virus may create, but others may work like Trojans, tracking what you are doing at all times and stealing your information. Ransomware also often takes advantage of a person’s boot sector, holding the contents of your hard disk for ransom.
Boot sector viruses can even spread to other hard drives you have installed or physical media you’ve plugged into your system.
It is important that you delete the danger as soon as possible so the issue doesn’t get worse over time.
Boot Sector Virus: How Will I Know?
Boot sector viruses are not always obvious to spot. Often, it is dependent upon what sort of virus you have been infected with.
Some of the most dangerous ones like a RAT (remote access Trojan) are near impossible to detect unless the individual remotely accessing your computer is awkward with their actions.
Others might cause normal data problems, causing your documents to disappear from walls or abruptly making your computer behave unstably and crash often. Error messages like’invalid system disk’ can also pop-up frequently.
It is important to run normal antivirus software scans or use malware detection tools to identify any potential problems before they get worse.
Learn How to Check for Symptoms of Infection
Traditionally, boot sector viruses were obtained via infected physical media like a floppy disk or USB stick.
Nowadays, however, it’s also likely to be infected by malware that’s downloaded or received via email attachments. It’s essential to be cautious about the documents you download and the sites you access.
How Can I Get Rid of the Boot Sector Virus?
The very best and most effective way to eliminate the boot sector virus is to use antivirus software, in addition to a malware removal program.
Antivirus software can take a variety of hours to finish the process, based on the speed of your computer, but it also offers one of the best methods to remove malicious documents. Many antivirus software tools also provide boot sector protection so that your hard disk master boot record is protected from illegal access. From the worst-case scenario, some antivirus software also has bootable physical media so that you can remove a boot sector virus easily.
The Way to Get Rid of a Virus in Windows When Your PC is Infected
Additionally, it is worth installing a malware removal tool that can help detect any other malware on your system, long before it causes any significant issues on your computer.
Like antivirus software, malware scanning may take several hours depending on how big your computer’s hard disk, in addition to its speed.