#ESET
7 stories taggedESET.
Stealthy Linux rootkit hides inside F5 BIG-IP devices and runs entirely from memory
Researchers say the implant, tracked by ESET as PoisonedRefresh, hooks Apache to slip a hidden web shell into legitimate PHP files without ever touching disk.
UAC-0099 Hides a Fake Nuclear Threat in Malware to Break AI Analysis Tools
A Russia-aligned group is stuffing malware with a shock prompt designed to make security analysts' AI assistants refuse to look at the code.
Why Small Firms Are Turning to Outside Analysts to Catch Ransomware Early
ESET argues that pairing threat research with managed detection gives smaller companies a fighting chance against ransomware crews that now industrialise their attacks.
ESET report: criminals are teaching AI new tricks, and old malware new manners
The Slovak security firm's latest threat report says attackers are wiring AI assistants into their toolkits, dressing up scams as helpful pop-ups, and building ransomware that switches off the guards before it strikes.
Four Security Firms Patch Serious Flaws in Their Own Products
Tenable, ESET, Tanium, and Trend Micro have all pushed out fixes this month for high- and critical-severity vulnerabilities in tools that businesses rely on to stay secure.
Old, Forgotten Boot Programs Left a Back Door Open Below Your Operating System
Security researchers found 11 outdated Linux boot components that Microsoft had quietly kept trusting for years. Any attacker with a copy could have slipped past a core security feature before Windows or Linux even started loading.
Asin Android Spyware Surfaces in Arabic-Language Lures, ESET Says
ESET ties early-2025 campaigns to decoy sites posing as utilities, war-tracking tools and a fake government news portal.