HollowFrame Loader Deploys Matryoshka Backdoor in Spear-Phishing Attack on Law Firm
The Hacker News July 31, 2026

HollowFrame Loader Deploys Matryoshka Backdoor in Spear-Phishing Attack on Law Firm

HollowFrame and Matryoshka use DLL side-loading and GitHub C2 to gain a persistent foothold on two law firm endpoints.

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