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Can a virus be transferred through USB?
An infected computer can spread a virus to a clean USB thumb drive that is inserted. A virus also can be embedded in what looks like a normal file on a USB device, so that even if AutoRun is disabled, the computer will become infected when the file is opened.
Can malware infect USB?
Yes. Anything connected to your computer that is writable, including a thumb drive, can be infected with a virus or other malware. If a flash drive became infected with a virus, any computer that reads the drive could also become infected with the virus.
Can a USB drive be infected with malware?
When the USB drive is plugged into another computer, the malware infects that computer. Some attackers have also targeted electronic devices directly, infecting items such as electronic picture frames and USB drives during production. When users buy the infected products and plug them into their computers, malware is installed on their computers.
Is there any way to safely examine the contents of a USB drive?
Unfortunately there’s no way to defend yourself from this attack because it involves the electrical circuitry (unless you build your own customized USB ports!), but it seems very unlikely. The most common vector of attack nowadays is a Windows virus auto-run when you insert the USB drive.
Are there any security risks with USB drives?
USB drives are popular for storing and transporting data, but some of the characteristics that make them convenient also introduce security risks. What security risks are associated with USB drives?
Can a USB drive be used to infect another computer?
However, these same characteristics make them appealing to attackers. Attackers can use USB drives to infect other computers with malware that can detect when the USB drive is plugged into a computer. The malware then downloads malicious code onto the drive. When the USB drive is plugged into another computer, the malware infects that computer.