The TamperedChef malware campaign used a trojanized PDF editor, delivered via malvertising, to stealthily harvest browser credentials after operating undetected for two months.

WithSecure exposed TangleCrypt, a new ransomware packer that uses LZ78/XOR and embedded PE resources to hide the STONESTOP EDR killer. However, coding flaws cause unexpected crashes.

The North Korean-aligned cyber-espionage syndicate Andariel has reasserted its presence through a sophisticated offensive targeting entities across Europe

Discover how the GREYVIBE threat actor group leverages AI. WithSecure details this Russia nexus threat group targeting Ukraine.