Tracking Shai-Hulud: Inside the ChainDrop NPM Worm

Source: Zscaler.com· Manisha Ramcharan Prajapati (Sr. Security Researcher)· August 11, 2026
Tracking Shai-Hulud: Inside the ChainDrop NPM Worm

IntroductionOn August 4, 2026, a self-propagating worm called ChainDrop entered the npm ecosystem through a compromised maintainer account. ChainDrop is a variant of Mini Shai-Hulud linked to TeamPCP. ChainDrop anchored its C2 infrastructure in an Ethereum sm…

This story was reported by Zscaler.com. Read the full original article:
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