USB Devices Roots 25% of All New Worms

USB devices are a big distribution channelsfor warms and malware. This according to a report from Panda Labs which shows an increased trend for new malware and worm attacks reside on USB devices. The report says around 25% of total travel on USB devices, it mean every one in four USB device affected with them. Panda also offerPanda USB Vaccine, which is a Antimalware and Vaccine for USB devices. 
The 25 percent of new worms are specifically designed to spread through USB storage devices to your computer and where they can then copy themselves to another mobile hardware like cell phones, DVDs, MP3 players, and other memory sticks. 

In a survey of over 10,000 companies across 20 countries, PandaLabs claims nearly half admitted to having been infected with some type of malware during the last year, with 27 percent confirming that the infection originated from a USB device. Even if email attacks are still predominant, USB threats are on the rise, mainly due to the new wave of USB enabled devices launched on the tech market in recent years. But don't imagine that only simple pocket-size USB drives are responsible. Any kind of USB device is susceptible to these attacks.

This affect anything from a digital camera, cell phone, external hard drive, DVD player, MP3 player, memory card, or mobile device can be the host of an USB worm. These attacks rely on the Windows routine of reading the “Autorun.inf” file to get instructions on how to manage the newly connected USB device. New worms are created that when reaching an USB device for the first time, modify the “Autorun.inf” file with malicious code, forcing the host to which the USB device is connected into running commands without the user's permission and even knowledge.

This technique is highly effective mainly because the user can't even react, Windows reading the infected autorun file almost instantly the device is connected. Nevertheless, system hacks exist, disabling some Windows procedures when handling USB devices, forcing the OS to skip “Autorun.inf” when mounting any USB device. 


There is a solution form Panda to handle this situation. Panda USB Vaccineis a Antimalware and Vaccine for USB devices and a free solution designed to protect against this threat. It offers a double layer of preventive protection, allowing users to disable the AutoRun feature on computers as well as on USB drives and other devices. 

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