Tax Search Ads Deliver ScreenConnect Malware Using Huawei Driver to Disable EDR

A large-scale malvertising campaign active since January 2026 has been observed targeting U.S.-based individuals searching for tax-related documents to serve rogue installers for ConnectWise ScreenConnect that drop a tool named HwAudKiller to blind security programs using the bring your own vulnerable driver (BYOVD) technique.
“The campaign abuses Google Ads to serve rogue ScreenConnect (



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