Weaponized PDFs and LNK Files Used in Windows Attacks

A clandestine campaign in which threat actors are weaponizing a legitimate-looking PDF document, titled “국가정보연구회 소식지 (52호)” (National Intelligence Research Society Newsletter – Issue 52), alongside a malicious Windows shortcut (LNK) file named 국가정보연구회 소식지(52호).pdf.LNK. The attackers distribute both files…

Hackers Leverage Compromised Third-Party SonicWall SSL VPN Credentials to Deploy Sinobi Ransomware

A sophisticated ransomware attack has emerged targeting organizations through compromised third-party managed service provider (MSP) credentials, showcasing the evolving tactics of cybercriminals in 2025. The Sinobi Group, operating as a Ransomware-as-a-Service (RaaS) affiliate, successfully infiltrated corporate networks by exploiting SonicWall…