Black & White Path
Apr 29, 2026 · Information Security
Supply Chain Attack on SumatraPDF Targeting Chinese Users
A sophisticated supply‑chain intrusion discovered by Zscaler ThreatLabz weaponizes a tampered SumatraPDF binary, uses a custom AdaptixC2 beacon hidden in GitHub, and leverages Visual Studio Code tunnels to gain persistent remote access on Chinese‑language systems.
AdaptixC2Information SecuritySumatraPDF
0 likes · 9 min read