Hackers Use Tax Phishing Emails to Deploy In-Memory Malware on Windows Systems

Hackers are using fake tax notification emails to trick Windows users into downloading dangerous multi-stage malware that runs entirely in memory, leaving almost no trace behind. The campaign, tracked as Operation TaxShadow, has been active since at least May 20, 2026, targeting individuals by impersonating official Indian government tax authorities. The emails are crafted to create […]

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