Secure Bulletin Navigating the cyber sea with knowledge
Home > Tag > Espionage
#Espionage

APT28 Deploys New PRISMEX Malware Suite Against Ukraine and NATO in Sophisticated Espionage Campaign

18 April 2026  |  dark6  |  Malware

Russia's APT28 (Fancy Bear) has launched a new campaign deploying the previously undocumented PRISMEX malware framework, which uses steganography, COM hijacking, and legitimate cloud services for C2. Targets...

>> read more

MuddyWater-Linked APT Campaign Scanned 12,000+ Systems Before Striking Middle East Critical Infrastructure

16 April 2026  |  dark6  |  Malware

Iran-linked threat group MuddyWater is behind a sophisticated espionage campaign that scanned over 12,000 systems in the Middle East before stealing passport records and payroll data from an...

>> read more

Adobe Acrobat Zero-Day CVE-2026-34621: Four Months of Targeted Espionage via Prototype Pollution Exploit

15 April 2026  |  dark6  |  Vulnerability

Adobe patched a critical zero-day in Acrobat Reader (CVE-2026-34621) that was exploited for at least four months via a sophisticated prototype pollution technique. The attack chain enables full...

>> read more