@onum-releases/utilsnpm
Malicious code in @onum-releases/utils (npm) Remove it immediately and rotate any exposed credentials.
What this malware does
On require('@onum-releases/utils'), index.js reads os.hostname() and issues an HTTP GET to 'utils.<hostname>.200majoeu01dk02xnjdajro1isojc90y.oastify.com', leaking the installer's hostname via DNS and HTTP to an out-of-band collaborator endpoint controlled by the package publisher. The beacon fires unconditionally on module load, so any consumer that imports the package exposes its host identifier to the attacker-controlled collaborator. The package.json description claims 'Security PoC placeholder - benign, no runtime payload', directly contradicting the shipped code. The scope '@onum-releases' impersonates the Onum vendor namespace, consistent with a dependency-confusion lure aimed at that organization's developers.
Malicious versions
Indicators of compromise (SHA-256)
Frequently asked questions
Campaign
References
Credits
- Amazon Inspector · finder
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O3 Security blocks malicious packages like this at install time and in CI.
Supply-chain protection