Ransomware threat actors tracked as Velvet Tempest are using the ClickFix technique and legitimate Windows utilities to deploy the DonutLoader malware and the CastleRAT backdoor.

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

Every now and then, most especially, a system administrator will need to restart a server or system. Usually, you can Remote Shut down or Restart Windows through the graphical user interface – ...

OAuth redirection is being repurposed as a phishing delivery path. Trusted authentication flows are weaponized to move users ...