Which versions of web3-tools-9 are malicious?

The following npm versions of web3-tools-9 are flagged malicious: 1.0.0. Treat any of these as compromised.

How do I remediate web3-tools-9 if I installed it?

Remove web3-tools-9 from your project and lockfile, then assume any secrets accessible to the build or runtime were exposed: rotate API keys, tokens, and credentials, and audit for unexpected outbound network activity or persistence. Use O3 Security's dependency scanner to confirm the package and its artifacts are fully purged across your stack.

Can O3 Security detect web3-tools-9 in my codebase?

Yes. O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, blocking web3-tools-9 and packages like it before any post-install script runs.

Malicious package

web3-tools-9npm

Malicious code in web3-tools-9 (npm) Remove it immediately and rotate any exposed credentials.

MAL-2026-5361

Immediate action

Remove the package, then rotate any secrets the build/runtime could reach.

npm uninstall web3-tools-9

What this malware does

Note: This report is updated by a verification record

Crypto/SSH/wallet stealer, confirmed sibling of blockchain-helper-0 (c960). postinstall scripts/postinstall.js auto-execs, src/index.js harvests ~/.ssh/id_rsa + wallet keys/seeds + env, self-labels "CRYPTO STEALER", exfils to IDENTICAL hardcoded Telegram bot 8227918239:AAGEMDrBZluDsBBYPxfSyMuv2l3FY8cZCcs chat 6433587894 (unchanged vs c960). Campaign: generic-web3-name + numeric suffix + 1.0.0.

The OpenSSF Package Analysis project identified 'web3-tools-9' @ 1.0.0 (npm) as malicious.

It is considered malicious because:

The package communicates with a domain associated with malicious activity.

Malicious versions

1 flagged

1.0.0

Indicators of compromise (SHA-256)

30899b5186752df16c53009020a7fa34be43d155113d7b865bb641ada4911cf2

Frequently asked questions

No. web3-tools-9 on npm has been identified as a malicious package (version 1.0.0 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

References

app.safedep.io

Credits

OpenSSF: Package Analysis · finder
SafeDep · finder

Scan your dependencies

O3 Security blocks malicious packages like this at install time and in CI.

Supply-chain protection