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Malicious package

aphorism-libPyPI

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

MAL-2025-191683
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall aphorism-lib

What this malware does

Importing the module starts a telegram bot that connects to a chat and executes provided commands

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

Campaign: 2025-07-talbat

Reasons (based on the campaign):

  • The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.

  • 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
1.0.0

Indicators of compromise (SHA-256)

d1071160fbae021469c72523d1eaef691be59c18ce50308503fa46210e8f5a25
95f15b2b497431703ff51667a4055e8172f9202aeeea0f725b0b0550812f3299
187b6bc80da49b9607cedf879d1a1870b5d487d8077eca1c8357d9abd30a3abf

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 aphorism-lib (version 1.0.0). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging aphorism-lib across your stack and pipelines.

  2. If you installed it — respond

    aphorism-lib 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 aphorism-lib 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 aphorism-lib 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. aphorism-lib 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

2025-07-talbat

References

Credits

  • Kamil Mańkowski (kam193)

Detect & block this

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

aphorism-lib (PyPI) malicious package — MAL-2025-191683 | O3 Security