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Malicious package

log-guruPyPI

Malicious code in log-guru (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2026-10688
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall log-guru

What this malware does

The typosquatted package installs a Mythic/Poseidon C2 framework beacon and ensures persistence. After installation, the beacon communicates with C2 on wegoexchange[.]site for further commands.

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

Campaign: 2026-07-tennacity

Reasons (based on the campaign):

  • typosquatting

  • Downloads and executes a remote executable.

  • The package contains code to detect if it is running in a sandbox environment.

  • malware

  • persistence

Malicious versions

1 flagged
0.7.8

Indicators of compromise (SHA-256)

6da98c6d79df38328235bb1df969316bd484b2a02594f8656772cd9a1e48f16b

Detection & response playbook

Credential / info stealer
  1. Find it

    Scan your lockfiles (package-lock.json, pnpm-lock.yaml, yarn.lock, requirements.txt, poetry.lock, etc.) and build artifacts for log-guru (version 0.7.8). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging log-guru across your stack and pipelines.

  2. If you installed it — respond

    log-guru is built to steal secrets, so assume every credential the build or runtime could read is compromised. Remove it from your project and lockfile, then rotate ALL exposed secrets — npm/registry tokens, cloud keys, CI/CD secrets, SSH keys, and any .env values — from a known-clean machine. Audit logs for unauthorized use of those credentials.

  3. Did it already run?

    If log-guru was ever installed, its post-install/runtime payload may have already executed. O3's L7 egress monitoring and runtime eBPF sensors detect the credential exfiltration or command-and-control callback after install and block the malicious outbound channel, so you catch and contain the actual compromise — not just the presence of the package.

  4. How O3 protects you

    O3 blocks log-guru before install through its supply-chain scanner, and if it has already run, detects and severs the exfiltration or C2 callback at runtime through L7 egress monitoring and eBPF.

Frequently asked questions

No. log-guru on PyPI has been identified as a malicious package (version 0.7.8 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2026-07-tennacity

References

Credits

  • Kamil Mańkowski (kam193) · reporter

Detect & block this

O3 blocks log-guru-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.