Worm

Threat actors are using compromised ConnectWise ScreenConnect instances to propagate a worm-like, four-stage VBScript infection chain that enables backdooring, UAC bypass, and cryptojacking on connected hosts.

Threat actors are using social engineering to deploy modified, backdoored ScreenConnect clients that automate multi-stage payload execution and self-propagation across connected remote hosts.

The TeamPCP hacking group released the source code of the Shai-Hulud worm impacting npm and PyPI, prompting European governments to seek secure messaging alternatives due to phishing risks and data sovereignty concerns, while historical analysis reveals the Fast16 malware targeted Iran's nuclear program by tampering with simulation software.

Between May 11th and May 12th of 2026, a threat actor compromised an npm publish token to publish 18 malicious versions of the '@beproduct/nestjs-auth' package (versions 0.1.2 through 0.1.19) containing payloads from the Mini Shai-Hulud npm supply-chain worm campaign that exfiltrated npm tokens, GitHub PATs/OAuth tokens, AWS credentials, and Vault tokens, impacting developer environments.

TCLBanker is a banking trojan targeting 59 financial platforms, spreading via trojanized Logitech AI Prompt Builder installers and worm modules for WhatsApp and Outlook, enabling remote control and data theft.