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First known AI-powered ransomware uncovered by ESET Research
The discovery of PromptLock shows how malicious use of AI models could supercharge ransomware and other threats ESET researchers have discovered what they called "the first known AI-powered ransomware". The malware, which ESET has named PromptLock, has the ability to exfiltrate, encrypt and possibly even destroy data, though this last functionality appears not to have been implemented in the malware yet. While PromptLock was not spotted in actual attacks and is instead though
ESET Expert
Aug 28, 2025


ESET Research: Hamster Kombat game misused by cybercriminals as spyware and infostealer
ESET researchers have discovered threats abusing the success of the Hamster Kombat clicker game. The Hamster Kombat game’s success has...
ESET Expert
Jul 24, 2024


Cursed tapes: Exploiting the EvilVideo vulnerability on Telegram for Android
ESET researchers discovered a zero-day Telegram for Android exploit that allows sending malicious files disguised as videos. ESET...
ESET Expert
Jul 23, 2024


HotPage browser injector capable of replacing web content and redirecting users
HotPage browser injector is capable of replacing web content and opens the system to other vulnerabilities. ESET Research has discovered...
ESET Expert
Jul 22, 2024


ESET Threat Report H1 2024
A view of the H1 2024 threat landscape as seen by ESET telemetry and from the perspective of ESET threat detection and research experts....
ESET Expert
Jul 1, 2024


ESET Research: Arid Viper group targets Middle East, poisons Palestinian app with spyware
ESET researchers have identified five campaigns that employ trojanised apps to target Android users. ESET Research discovered multistage...
ESET Expert
Jun 13, 2024


Valuable targets attract advanced threat actors. How to defend against quiet and persistent attacks
C-level executives, diplomats, and high-ranking IT managers usually have access to sensitive information, huge amounts of data, finances,...
ESET Expert
Jun 13, 2024
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