Cybersecurity research and insight for the AI era · Moving soon to the ESET Blog
Cybersecurity research and insight for the AI era · <a href='https://www.eset.com/blog/en/' target='_blank'>Moving soon to the ESET Blog</a>
Malware Researcher
ESET research
LongNosedGoblin tries to sniff out governmental affairs in Southeast Asia and Japan
First known AI-powered ransomware uncovered by ESET Research
Update WinRAR tools now: RomCom and others exploiting zero-day vulnerability
Bootkitty: Analyzing the first UEFI bootkit for Linux
ESET researchers discovered a China-aligned APT group, LongNosedGoblin, which uses Group Policy to deploy cyberespionage tools across networks of governmental institutions
Anton Cherepanov and Peter Strýček • 18 Dec 2025 • 18 min. read
The discovery of PromptLock shows how malicious use of AI models could supercharge ransomware and other threats
Anton Cherepanov and Peter Strýček • 26 Aug 2025 • 2 min. read
ESET Research discovered a zero-day vulnerability in WinRAR being exploited in the wild in the guise of job application documents; the weaponized archives exploited a path traversal flaw to compromise their targets
Anton Cherepanov, Peter Strýček, Damien Schaeffer • 11 Aug 2025 • 8 min. read
ESET researchers analyze the first UEFI bootkit designed for Linux systems
Martin Smolár and Peter Strýček • 27 Nov 2024 • 13 min. read
The tap-estry of threats targeting Hamster Kombat players
ESET researchers have discovered threats abusing the success of the Hamster Kombat clicker game
Lukas Stefanko and Peter Strýček • 23 Jul 2024 • 10 min. read
Not-so-private messaging: Trojanized WhatsApp and Telegram apps go after cryptocurrency wallets
ESET researchers analyzed Android and Windows clippers that can tamper with instant messages and use OCR to steal cryptocurrency funds
Lukas Stefanko and Peter Strýček • 16 Mar 2023 • 17 min. read