MalwareThe Hacker News
8.5 — CRITICAL
CPUID Breach Distributes STX RAT via Trojanized CPU-Z and HWMonitor Downloads
Unknown threat actors compromised CPUID ("cpuid[.]com"), a website that hosts popular hardware monitoring tools like CPU-Z, HWMonitor, HWMonitor Pro, and PerfMonitor, for less than 24 hours to serve malicious executables for the software and deploy a remote access trojan called STX RAT. The incident lasted from approximately April 9, 15:00 UTC, to about April 10, 10:00 UTC, with
🤖 AI BriefingAuto-generated threat analysis
🔍Threat Overview
Unknown threat actors compromised CPUID website, serving malicious executables for popular hardware monitoring tools and deploying a remote access trojan (RAT) called STX RAT. The incident lasted approximately 15 hours, starting from April 9, 15:00 UTC.
⚙️Technical Details
Affected Systems
Users who downloaded CPU-Z, HWMonitor, HWMonitor Pro, or PerfMonitor from the compromised CPUID website
Attack Vectors
Malicious executables served through compromised websiteTrojanized downloads of legitimate software
💥Impact Assessment
Severity: H
🛡️Recommended Actions
1Immediately update and verify the integrity of installed hardware monitoring tools
2Disable automatic updates for affected software until further notice
3Monitor system logs for suspicious activity and report any anomalies
📦Affected Products
CPU-ZHWMonitorHWMonitor ProPerfMonitor
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