Can a virus hide itself from an antivirus?

When performing such tasks, antivirus programs detect the malware, but the stealth virus is designed to actively remain hidden from antivirus programs. It accomplishes this by temporarily moving itself away from the infected file and copying itself to another drive and replacing itself with a clean file.

Can a virus hide?

Viruses can be disguised as attachments of funny images, greeting cards, or audio and video files. Computer viruses also spread through downloads on the Internet. They can be hidden in pirated software or in other files or programs that you might download.

Does deleting files remove viruses?

Deleting an infected file removes both the virus and the infected file from your computer. Unless the virus has already infected other files on your computer, deleting an infected file is the most effective way of removing the virus and ensuring that it does not spread to other files.

Can a computer virus go undetected?

70\% of Malware Infections Go Undetected by Antivirus Software, Study Says. According to recent research, the average enterprise receives nearly 17,000 malware alerts per week; however, of these alerts, only 19 percent are considered reliable and a mere 4 percent are further investigated by security engineers.

Can McAfee miss viruses?

How does McAfee Virus Removal Service work? McAfee Virus Removal Service detects and eliminates viruses, Trojans, spyware and other malware easily and quickly from your PC. It also applies security updates to your operating system and your security software when necessary.

Where do virus hide on computer?

Computer viruses can spread in a variety of ways. They can hide in email attachments, infected websites, executable files, or pop-up ads. In addition, USB drives and other removable storage devices can contain viruses and spread them to your computer.

Can Trojan viruses be undetectable?

Attackers usually hide these Trojan horses in games and other small programs that unsuspecting users then execute on their PCs. This Trojan horse is designed to destroy and delete files, and it’s more like a virus than any other Trojan. It can often go undetected by anti virus software.

Which software can hide the virus?

Antivirus software is all about prevention. It is used to prevent files that contain viruses from being downloaded onto your computer. It also tries hard to prevent the virus from being activated, should it somehow get downloaded to your computer, placed in memory or in a file-like location.