{"answers":{"affected":"1 open source package ship an affected version, including ethereum-kit-1.","exploited":"There is no known exploitation of MAL-2026-5355 in the wild and no public exploit code.","fix":"Remove the package from your dependencies and lockfiles, then rotate any secrets on machines where it was installed.","what":"MAL-2026-5355 is a malicious package in ethereum-kit-1, published on 9 Jun 2026."},"fix_prompt":"MAL-2026-5355 is a malicious package: ethereum-kit-1 (npm). Every version was published to cause harm.\n\nTask:\n1. Search this repository's dependency manifests and lockfiles for the package, including transitive dependencies.\n2. If it is present, remove it, regenerate the lockfile with the project's package manager, and replace whatever it was used for.\n3. List any CI runners, developer machines or containers that installed it, so their secrets can be rotated.\n4. If the package is not used anywhere, say so and change nothing.\n\nReference: https://insights.sbomify.com/MAL-2026-5355/ (Markdown: https://insights.sbomify.com/MAL-2026-5355/index.md)","id":"MAL-2026-5355","markdown":"https://insights.sbomify.com/MAL-2026-5355/index.md","name":"MAL-2026-5355","record":{"aliases":[],"analysis":null,"analysis_generated_by":null,"assigner":null,"cpe":[],"cvss":{"score":null,"severity":null,"source":null,"vector":null,"version":null},"cwes":[],"description":"Crypto/SSH/wallet stealer, blockchain-helper-0/web3-tools-9 campaign sibling (c960/c961). postinstall scripts/postinstall.js auto-execs, src/index.js harvests ~/.ssh/id_rsa+wallet keys/seeds+env, self-labels \"CRYPTO STEALER\", exfils to IDENTICAL Telegram bot 8227918239 chat 6433587894 (not rotated). Generic-crypto-name + numeric suffix + 1.0.0 pattern.\n\nThe package was found to contain malicious code or consuming dependency that contains malicious code","ecosystems":["npm"],"exploits":{"exploitdb":null,"first_seen":null,"github_poc":null,"max_poc_stars":null,"metasploit":null,"nuclei":null,"refs":[],"tier":null},"has_fix":false,"headline":"Malicious code in ethereum-kit-1 (npm)","id":"MAL-2026-5355","indexable":true,"kev":null,"kind":"malicious","links":{"ecosystem":"npm","product":null,"products":[],"type":null,"year":"2026"},"n_packages":1,"n_references":null,"packages":[{"ecosystem":"npm","fixed":[],"introduced":["0"],"last_affected":[],"package":"ethereum-kit-1","purl":"pkg:npm/ethereum-kit-1","source":"MAL-2026-5355"}],"products":null,"published":"2026-06-09","related":[],"sources":[{"class":"attribution","licence":"Apache-2.0","name":"OpenSSF Malicious Packages","prefix":"MAL"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":null,"updated":null,"vendors":null},"summary":null,"url":"https://insights.sbomify.com/MAL-2026-5355/"}