Hostile 100% javascript Download

@servicetitan/anvil2 3.9.7

preinstall downloads and executes obfuscated payload

Obfuscated JavaScript targets AWS and GitHub runner credentialspreinstall setup.mjs bootstraps Bun runtime
SHA-25691e16ec16ab4258fcb0206ac447d50b12c186c9592c9e98343a5a883205dc4d0
URLhttps://registry.npmjs.org/@servicetitan/anvil2/-/anvil2-3.9.7.tgz
MaleculeK₂(AmLi₄)O₅(CCaS₄As₂Xe)H₉(Cm₁₃Cr₂Db₂₆F₇Hf₂Os₈Po₇TiU₉)Md₃(InPa₉)

Also flagged by osv (MAL-2026-11822: Malicious code in @servicetitan/anvil2 (npm)) +2 more.

Evidence

Keyboard shortcuts on this page: j for the next sample, k for the previous one, x to go back to the feed, d to download the original bytes, r to re-queue the sample for analysis.