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Malicious package

sitecardPyPI

Advisory published Updated

sitecard is a confirmed malicious PyPI package (MAL-2026-18242) that steals credentials and exfiltrates sensitive data (malicious versions 0.1.0, 0.1.1, 0.1.2…). Do not install it — remove it immediately and rotate any exposed credentials.

Malicious code in sitecard (PyPI)

MAL-2026-18242
Immediate action
Remove the package, then rotate any secrets the build/runtime could reach.
pip uninstall sitecard

What this malware does

The package provides code to create an SSH session exposed via tunnels. By default, created session is accessible without any auth and reported to a hardcoded location, exposing any user to be accessed by attacker.

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

Campaign: 2026-10-sitecard

Reasons (based on the campaign):

  • backdoor

Malicious versions

13 flagged
0.1.00.1.10.1.20.1.30.1.60.1.70.1.80.1.90.1.100.1.110.1.120.1.130.1.14

Indicators of compromise (SHA-256)

49be8995374d0e3d2bcb8f163675221e14bfb6d7d968a6fa5d8165e4f493997d

Detection & response playbook

Credential / info stealer
  1. Find it

    Search your lockfiles and build artifacts for sitecard (13 malicious versions).

  2. If you installed it — respond

    sitecard 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 sitecard was installed, its post-install payload may already have run. Removing the package does not undo that — check outbound connections and credential use from the install window onward.

Frequently asked questions

No. sitecard on PyPI has been identified as a malicious package (versions 0.1.0, 0.1.1, 0.1.2, 0.1.3, 0.1.6, 0.1.7, 0.1.8, 0.1.9, and 5 more flagged). It should be removed immediately — do not install or keep it in your dependency tree.

Campaign

2026-10-sitecard

References

Credits

  • Kamil Mańkowski (kam193) · reporter

Detect & block this

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

Explore

sitecard (PyPI) malicious package — MAL-2026-18242 | O3 Security