BYOVD

BYOVD is a collection of PoCs demonstrating how vulnerable drivers can be exploited to disable AV/EDR solutions. The collection includes both undocumented drivers and those with existing coverage in LOLDDrivers or Microsoft's recommended driver block rules. Since its initial discovery, the TfSysM...

SilverFox Targets Japanese Manufacturer with 3-Driver BYOVD Chain and ValleyRAT

The Chinese cybercrime group known as Silver Fox has been observed using new drivers as part of bring your own vulnerable driver BYOVD attacks targeting a Japanese organization in the industrial manufacturing sector to ultimately deliver ValleyRAT aka Winos 4.0 for persistent remote access. "In...