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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 ...

While some of the campaigns have been found to leverage the technique to deliver malware, others send users to pages hosted on phishing frameworks such as EvilProxy, which act as an ...

In recently spotted attacks, the crooks would send phishing emails to government and public sector organizations, usually ...

North Korean hacking group APT37 was seen deploying new implants, backdoors, and other tools in attacks targeting air-gapped ...

Microsoft warns of a campaign on chat platforms where attackers slip malware to victims as supposed gaming tools.

Zscaler ThreatLabz assessed with medium to high confidence that an Iranian adversary targeted Iraq’s Ministry of Foreign Affairs in a new cyber-attack ...

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.

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

Microsoft rolls out Windows 11 Insider builds featuring a built-in network speed test, Emoji 16.0, shared audio controls, and stronger batch file security.

An unknown cybercriminal is using Anthropic's AI chatbot to infiltrate Mexican government networks. This follows a worrying trend.