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IntroductionIn January 2026, Zscaler ThreatLabz observed activity by a suspected Iran-nexus threat actor targeting government officials in Iraq. ThreatLabz discovered previously undocumented malware ...

North Korean hackers are deploying newly uncovered tools to move data between internet-connected and air-gapped systems, spread via removable drives, and conduct covert surveillance.

IntroductionIn December 2025, Zscaler ThreatLabz discovered a campaign linked to APT37 (also known as ScarCruft, Ruby Sleet, and Velvet Chollima), which is a DPRK-backed threat group. In this campaign ...

Trojanized gaming tools and new Windows RATs like Steaelite enable data theft, ransomware, and persistent remote control.

The security researchers from Zscaler ThreatLabz have also discovered five new tools deployed by the North Korean hacking ...

A newly identified botnet loader is shifting command-and-control (C2) operations onto the Polygon blockchain, eliminating the ...