Threats

Threats

China-Linked Hackers Deploy Custom Linux Malware Against Telecoms in Espionage Campaign

A newly attributed China-nexus threat actor designated UAT-7290 has been conducting espionage operations against telecommunications providers in South Asia and organizations in Southeastern Europe since at least 2022. According to research published recently by Cisco Talos, the group employs a sophisticated multi-stage attack chain combining open-source

Threats

VMware ESXi Zero-Day Flaws Were Likely Exploited in the Wild More Than a Year Before Disclosure

Security researchers have uncovered evidence suggesting that threat actors speaking Chinese may have been exploiting serious vulnerabilities in VMware ESXi long before these flaws were publicly disclosed by the vendor. According to a new analysis by cybersecurity firm Huntress, a breach observed in December 2025 began with the compromise of

Threats

MuddyWater Escalates Espionage Campaigns With New Rust-Based Malware “RustyWater”

An Iran-linked threat actor known as MuddyWater has been linked to a newly identified spear-phishing campaign targeting diplomatic, maritime, financial, and telecommunications organizations across the Middle East. The operation deploys a Rust-based remote access trojan (RAT) dubbed RustyWater, signaling a continued evolution in the group’s malware

Threats

ForumTroll Hackers Target Russian Academics in New Phishing Attack

Cyber-espionage group shifts tactics, using fake scientific library emails to infect individual researchers A cyber-espionage group known as ForumTroll has launched a new phishing campaign targeting Russian academics, marking the group’s return months after exploiting a Google Chrome zero-day vulnerability earlier in 2025. The attacks, detected