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Researchers link Silver Dragon APT to APT41 after attacks on government entities using Cobalt Strike, DNS tunneling, and ...
North Korea-linked ScarCruft’s Ruby Jumper uses Zoho WorkDrive C2 and USB malware to breach air-gapped systems for ...
North Korean hacking group APT37 was seen deploying new implants, backdoors, and other tools in attacks targeting air-gapped ...
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 ...
IntroductionIn January 2026, Zscaler ThreatLabz observed activity by a suspected Iran-nexus threat actor targeting government officials in Iraq. ThreatLabz discovered previously undocumented malware ...
China linked APT41 hackers deploy Silver Dragon campaign targeting organizations with malware and espionage tactics.
Zscaler ThreatLabz assessed with medium to high confidence that an Iranian adversary targeted Iraq’s Ministry of Foreign ...
The security researchers from Zscaler ThreatLabz have also discovered five new tools deployed by the North Korean hacking ...
A Chrome extension named "QuickLens - Search Screen with Google Lens" has been removed from the Chrome Web Store after it was ...
Microsoft warns of a campaign on chat platforms where attackers slip malware to victims as supposed gaming tools.