Oversized ZIP with junk-padding DLLs (TitanStorage/ProManager) evading scan limi

Ibrahim Saud@tektrix

•updated Sep 22, 2026•0•0•3

Detects ZIP archives exceeding 100MB that contain specific DLL filenames often used for junk-padding to evade sandbox analysis. This technique is observed in brand-impersonation campaigns targeting users with fake security or authentication software lures.