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Malicious package

safetest123PyPI

Malicious code in safetest123 (PyPI) Remove it immediately and rotate any exposed credentials.

MAL-2026-1340
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall safetest123

What this malware does

Installing the package starts a reverse shell

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

Campaign: 2026-03-anontest123

Reasons (based on the campaign):

  • The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

Malicious versions

1 flagged
1.0.1

Indicators of compromise (SHA-256)

697641cf873581d63edc257a57ab2bef9e6662b8c6afbe7917fef190e539df39

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 safetest123 (version 1.0.1). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging safetest123 across your stack and pipelines.

  2. If you installed it — respond

    safetest123 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 safetest123 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 safetest123 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. safetest123 on PyPI has been identified as a malicious package (version 1.0.1 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2026-03-anontest123

References

Credits

  • Kamil Mańkowski (kam193) · reporter

Detect & block this

O3 blocks safetest123-class packages before install and in CI — and if it already ran, its runtime egress monitoring catches the credential exfiltration and severs the channel.

safetest123 (PyPI) malicious package — MAL-2026-1340 | O3 Security