![]() Sophisticated, up-to-date antivirus software can also help reduce the risk of infection or eradicate a virus entirely. The only way to remove it is to completely wipe the computer and rebuild it from scratch.īooting a computer system from a removable disk, such as a USB drive, prevents the stealth virus from running amok before the antivirus or antimalware software scans for malware. The virus is smart enough to rename itself and send copies to a different drive or location, evading detection by the system's antivirus software. Any virus that tries to avoid detection by antivirus software is considered a stealth virus.Ī stealth virus has an intelligent architecture, making it difficult to eliminate it completely from a computer system. Brain was created in Pakistan as an anti-piracy measure in 1986. Brain, the first known virus to target IBM PCs, was a stealth virus that infected the boot sector of a floppy storage disk. This sometimes occurs because the virus is new or because users haven't updated their antivirus software to be able to detect the infection. However, viruses that escape notice even if they're not specifically designed to do so are also described as stealth viruses. ![]() Stealth virus explainedĪ stealth virus could be any virus that tries to avoid detection by antivirus software. Once injected into a computer, the virus enables the attackers to operate and gain control over parts of the system or the entire system. Typically, a stealth virus can hide in the legitimate files, partitions or boot sectors of a computing device without alerting the antivirus software or notifying the user of its presence. It takes its name from the term stealth, which describes an approach to doing something while avoiding notice. ![]() A stealth virus is a computer virus that uses various mechanisms to avoid detection by antivirus software.
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