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.
New attack waves from the 'PhantomRaven' supply-chain campaign are hitting the npm registry, with dozens of malicious packages that exfiltrate sensitive data from JavaScript developers.
Dubbed InstallFix by Push Security, the scheme inserts instructions to download malware during the Claude Code install process on cloned websites.