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Malicious package

cascadevPyPI

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

MAL-2024-10820
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall cascadev

What this malware does

A campaign of probably pentest packages flooding PYPI. Installing the package or importing the module triggers reporting basic info like hostname, path and the username to the package author. There is no other purpose of the package.

Category: PROBABLY_PENTEST - Packages looking like typical pentest packages, but also anything that looks like testing, exploring pre-prepared kits, research & co, with clearly low-harm possibilities.

Campaign: 2024-11-byted-dast

Reasons (based on the campaign):

  • The package contains code to exfiltrate basic data from the system, like IP or username. It has a limited risk.

  • typosquatting

  • dependency-confusion

The OpenSSF Package Analysis project identified 'cascadev' @ 99.6 (pypi) as malicious.

It is considered malicious because:

  • The package communicates with a domain associated with malicious activity.

Malicious versions

1 flagged
99.6

Indicators of compromise (SHA-256)

64a0eb11c40d93e4c1c648f6cf8b705da0dd91e214e3fa5af867caf92a7c8c46
aa363c82c8cde928cdd12b9e0cabc2e5fd961d271e15ef92ec050c0c501df8f3
5ab2dd918716f1e2d0da5f75506d3929f160ef65f790729059b4803d50443b27
7d7ec8581883bd4cf7633a4f5577b4c74fa57f54f6dd33cbfe4e9d5660d58253

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 cascadev (version 99.6). O3 Security's supply-chain scanner checks every dependency against known-malicious package intelligence at install time and in CI, flagging cascadev across your stack and pipelines.

  2. If you installed it — respond

    cascadev 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 cascadev 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 cascadev 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. cascadev on PyPI has been identified as a malicious package (version 99.6 flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2024-11-byted-dast

References

Credits

  • Kamil Mańkowski (kam193)
  • OpenSSF: Package Analysis · finder

Detect & block this

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

cascadev (PyPI) malicious package — MAL-2024-10820 | O3 Security