What does the spl-token-py malware do?

During import, the package exfiltrates sensitive data (credentials, SSH keys, cryptowallet's data). It also establishes persistence via a cronjob. Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers. Campaign: 2026-06-spl-token-py Reasons (based on the campaign): - crypto-related - typosquatting - exfiltration-ssh-keys - exfiltration-credentials - exfiltration-crypto - exfiltration-env-variables - persistence - uses-telegram-bot - The package contains code to detect if it is running in a sandbox environment.

Which versions of spl-token-py are malicious?

The following PyPI versions of spl-token-py are flagged malicious: 1.0.0. Treat any of these as compromised.

How do I remediate spl-token-py if I installed it?

Remove spl-token-py 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.

Is spl-token-py part of a known attack campaign?

Yes — spl-token-py is associated with the 2026-06-spl-token-py campaign. Packages in the same campaign often share infrastructure and payloads, so check whether any related packages are also in your dependency tree.

Can O3 Security detect spl-token-py 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 spl-token-py and packages like it before any post-install script runs.

Malicious package

spl-token-pyPyPI

Malicious code in spl-token-py (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2026-5339

Immediate action

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

pip uninstall spl-token-py

What this malware does

During import, the package exfiltrates sensitive data (credentials, SSH keys, cryptowallet's data). It also establishes persistence via a cronjob.

Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.

Campaign: 2026-06-spl-token-py

Reasons (based on the campaign):

crypto-related
typosquatting
exfiltration-ssh-keys
exfiltration-credentials
exfiltration-crypto
exfiltration-env-variables
persistence
uses-telegram-bot
The package contains code to detect if it is running in a sandbox environment.

Malicious versions

1 flagged

1.0.0

Indicators of compromise (SHA-256)

cda7dee5497d0dc5e9e79265b9ae729b0b821c66baa883f3abe723423614cb43

Frequently asked questions

No. spl-token-py on PyPI 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.

Campaign

2026-06-spl-token-py

References

bad-packages.kam193.eu

Credits

Kamil Mańkowski (kam193) · reporter

Scan your dependencies

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

Supply-chain protection