Silver Fox Exploits Microsoft-Signed WatchDog Driver to Deploy ValleyRAT Malware

Silver Fox Exploits Microsoft-Signed WatchDog Driver to Deploy ValleyRAT Malware

The threat actor known as Silver Fox has been attributed to abuse of a previously unknown vulnerable driver associated with WatchDog Anti-malware as part of a Bring Your Own Vulnerable Driver (BYOVD) attack aimed at disarming security solutions installed on compromised hosts. The vulnerable driver in question is “amsdk.sys” (version 1.0.600), a 64-bit, validly signed…

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Unique Piezoelectric Motor and Driver Solutions

Unique Piezoelectric Motor and Driver Solutions

Piezoelectric Motors and Drivers Offer a Unique Motion Solution (Source: Jaanus.kalde, CC BY-SA 3.0, via Wikimedia Commons) There’s a world of motors beyond the well-known electromagnetic energy-based ones that most engineers are familiar with. One standout example is the piezoelectric motor and actuator, which uses an entirely different physics and materials-science principle to provide precise, swift,…

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