Russian cyber group APT28, also known as Fancy Bear, has been exploiting vulnerabilities in TP-Link and MikroTik routers to conduct large-scale DNS hijacking operations. This campaign, which has affected over 18,000…
A security researcher, known as Chaotic Eclipse, has publicly released exploit code for a zero-day vulnerability in Windows, dubbed BlueHammer, allowing local privilege escalation to SYSTEM or elevated administrator…
APT28, a Russian threat actor, has reactivated its malware development team and deployed a modern espionage toolkit that includes a customized version of the Covenant open-source tool. This resurgence indicates a…
APT28, a Russia-linked advanced persistent threat group, conducted a cyberespionage campaign named Operation MacroMaze from September 2025 to January 2026. The campaign involved deploying macro malware embedded in…
CERT-UA has reported a new wave of cyberattacks targeting Ukrainian government agencies and EU organizations, exploiting the Microsoft Office vulnerability CVE-2026-21509. Attackers are using malicious emails disguised…