Microsoft is rolling out new Windows 11 Insider Preview builds that improve security and performance during batch file or CMD ...

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

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 ...

Who is knocking at the Dohdoor? Digital intruders with possible links to North Korea have been infecting US education and healthcare sectors with a never-before-seen backdoor since at least December, ...

While the Windows maker did not attribute the activity to a specific threat actor, the use of VS Code tasks and Vercel ...

Batch scans of multiple suspicious files and tailored malware research for incident response: With the free tool vt-cli, VirusTotal follows your command.

A sophisticated Python-based malware deployment uncovered during a fraud investigation has revealed a layered attack involving obfuscation, disposable infrastructure and commercial offensive tools.

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

This Windows XP right-click feature still works in Windows 11—and it’s great.

The newest Windows 11 preview builds for Dev and Beta Channels are here with enhanced shared audio, improved batch file security, and more.