North Korea-linked ScarCruft’s Ruby Jumper uses Zoho WorkDrive C2 and USB malware to breach air-gapped systems for ...

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Threat actors are now abusing DNS queries as part of ClickFix social engineering attacks to deliver malware, making this the first known use of DNS as a channel in these campaigns.

Who is knocking at the Dohdoor? Digital intruders with possible links to North Korea have been infecting US education and ...

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

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 ...

A developer’s routine cleanup task reportedly turned into a disaster after a small mistake in AI-generated code wiped an entire drive. The incident, first described in a Reddit post, involved code ...

Cisco Talos tracks UAT-10027 targeting U.S. education and healthcare with Dohdoor DoH-based backdoor and Cobalt Strike ...

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.

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A fake CAPTCHA scam is tricking Windows users into running PowerShell commands that install StealC malware and steal passwords, crypto wallets, and more.