Trust Wallet confirms second Shai-Hulud supply-chain attack, $8.5M in crypto stolen

Trust Wallet says a second Shai-Hulud supply-chain attack likely compromised its Chrome extension, leading to the theft of about $8.5M in crypto. Trust Wallet linked a second Shai-Hulud supply-chain attack to its Chrome extension hack, which resulted in the theft of about $8.5 million in crypto assets. The investigation reveals that the attacker independently developed […]

React2Shell under attack: RondoDox Botnet spreads miners and malware

RondoDox botnet exploits the critical React2Shell flaw (CVE-2025-55182) to infect vulnerable Next.js servers with malware and cryptominers. CloudSEK researchers warn that the RondoDox botnet is exploiting the critical React2Shell flaw (CVE-2025-55182) to drop malware and cryptominers on vulnerable Next.js servers. “CloudSEK’s report details a persistent nine-month RondoDoX botnet campaign targeting IoT devices and web applications. Recently, the […]

Mustang Panda deploys ToneShell via signed kernel-mode rootkit driver

China-linked APT Mustang Panda used a signed kernel-mode rootkit driver to load shellcode and deploy its ToneShell backdoor. China-linked APT Mustang Panda (aka Hive0154, HoneyMyte, Camaro Dragon, RedDelta or Bronze President) was observed using a signed kernel-mode rootkit driver with embedded shellcode to deploy its ToneShell backdoor. Mustang Panda has been active since at least 2012, targeting American and European entities such as […]

EmEditor Homepage Download Button Served Malware for 4 Days

Warning for EmEditor users: A third-party breach tampered with the official download link between Dec 19–22, 2025. Learn how to identify the fake installer and protect your data from infostealer malware.

Lithuanian suspect arrested over KMSAuto malware that infected 2.8M systems

A Lithuanian national was arrested for allegedly spreading KMSAuto malware that stole clipboard data and infected 2.8 million Windows and Office systems. A Lithuanian man (29) was arrested for allegedly spreading KMSAuto-based clipboard-stealing malware that infected about 2.8 million Windows and Office systems. The man was extradited from Georgia to South Korea under Interpol coordination. […]

Chinese APT Mustang Panda Caught Using Kernel-Mode Rootkit

The threat actor uses a signed driver file containing two user-mode shellcodes to execute its ToneShell backdoor.
The post Chinese APT Mustang Panda Caught Using Kernel-Mode Rootkit appeared first on SecurityWeek.

Romania’s Oltenia Energy Complex suffers major ransomware attack

A ransomware attack hit Romania’s Oltenia Energy Complex on December 26, knocking out IT systems at the country’s largest coal power producer. A ransomware attack disrupted Oltenia Energy Complex, Romania’s largest coal-based power producer, shutting down its IT systems on December 26. The Oltenia Energy Complex (CE Oltenia) is Romania’s leading state-controlled lignite mining and […]