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malwarehighRATSupply Chain AttackTrojanized SoftwareSTX RATRussian-speaking threat actor

Apr 13, 2026 • Eduard Kovacs

CPUID Hacked to Serve Trojanized CPU-Z and HWMonitor Downloads

A Russian-speaking threat actor compromised CPUID's download infrastructure to distribute trojanized versions of legitimate software, including CPU-Z and...

Source
SecurityWeek
Category
malware
Severity
high

Executive Summary

A Russian-speaking threat actor compromised CPUID's download infrastructure to distribute trojanized versions of legitimate software, including CPU-Z and HWMonitor. These modified downloads contained STX RAT, a recently emerged Remote Access Trojan. This supply chain attack leverages trust in established software vendors to distribute malware to unsuspecting users. Organizations should verify software integrity through checksums, use official app stores where possible, and maintain robust endpoint detection solutions to mitigate risks from compromised software distribution channels.

Summary

Download links were replaced by a Russian-speaking threat actor to distribute a recently emerged malware named STX RAT. The post CPUID Hacked to Serve Trojanized CPU-Z and HWMonitor Downloads appeared first on SecurityWeek .

Published Analysis

A Russian-speaking threat actor compromised CPUID's download infrastructure to distribute trojanized versions of legitimate software, including CPU-Z and HWMonitor. These modified downloads contained STX RAT, a recently emerged Remote Access Trojan. This supply chain attack leverages trust in established software vendors to distribute malware to unsuspecting users. Organizations should verify software integrity through checksums, use official app stores where possible, and maintain robust endpoint detection solutions to mitigate risks from compromised software distribution channels. Download links were replaced by a Russian-speaking threat actor to distribute a recently emerged malware named STX RAT. The post CPUID Hacked to Serve Trojanized CPU-Z and HWMonitor Downloads appeared first on SecurityWeek . Download links were replaced by a Russian-speaking threat actor to distribute a recently emerged malware named STX RAT. The post CPUID Hacked to Serve Trojanized CPU-Z and HWMonitor Downloads appeared first on SecurityWeek .

Linked Entities

  • STX RAT
  • Russian-speaking threat actor