New TamperedChef Malware Exploits Productivity Tools to Access and Exfiltrate Sensitive Data

A sophisticated malware campaign dubbed “TamperedChef” is exploiting trojanized productivity tools—disguised as seemingly benign applications—to bypass security controls, establish persistence, and siphon sensitive information from targeted systems. On September 22, 2025, Field Effect researchers investigating a potentially unwanted application (PUA)…

Akira Ransomware Beats SonicWall VPN MFA

Since July 2025, the Akira ransomware campaign has been exploiting SonicWall NSA and TZ series devices running SonicOS 6-8. Researchers suspect The post Akira Ransomware Beats SonicWall VPN MFA first appeared on CyberMaterial. This article has been indexed from CyberMaterial…

DataCenter Fire Shuts South Korea Sites

A fire caused by an exploding lithium-ion battery at a key government data center in Daejeon, South Korea, has knocked more than 600 essential public The post DataCenter Fire Shuts South Korea Sites first appeared on CyberMaterial. This article has…

Ransomware Hits Ohio Union County

Union County, Ohio, discovered a ransomware attack on its computer network on May 18, 2025. Following the breach, the county immediately The post Ransomware Hits Ohio Union County first appeared on CyberMaterial. This article has been indexed from CyberMaterial Read…

Medusa Ransomware Hits Comcast Data

The Medusa ransomware group has taken responsibility for a cyberattack on Comcast, the global media and technology giant. The post Medusa Ransomware Hits Comcast Data first appeared on CyberMaterial. This article has been indexed from CyberMaterial Read the original article:…

MacOS XCSSET Variant Hits Firefox

A new version of a well-known macOS malware called XCSSET has been discovered by cybersecurity researchers. This updated variant of XCSSET The post MacOS XCSSET Variant Hits Firefox first appeared on CyberMaterial. This article has been indexed from CyberMaterial Read…

Acreed Infostealer Gaining Popularity Among Cybercriminals for C2 via Steam Platform

Acreed, a novel infostealer first observed in February 2025, has rapidly gained traction among threat actors seeking discreet credential and cryptocurrency data harvesting. Leveraging a unique command-and-control (C2) mechanism via the Steam platform’s community profiles, Acreed exhibits advanced OPSEC measures…