mal-2026-2666
Vulnerability from ossf_malicious_packages
Published
2026-04-14 15:21
Modified
2026-04-14 15:21
Summary
Malicious code in moooo (PyPI)
Details

-= Per source details. Do not edit below this line.=-

Source: kam193 (110e4d99f41d1dd4567651dc21115f1793e5e2eab0e12d24ea5a433cdea87f1c)

When used, the package silently loads code with an infostealer focused on Discord data.


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

Campaign: 2026-04-moooo

Reasons (based on the campaign):

  • exfiltration-generic

  • exfiltration-credentials

  • infostealer

  • action-hidden-in-lib-usage

Credits

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "moooo"
      },
      "versions": [
        "0.1.0",
        "0.1.1"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    }
  ],
  "database_specific": {
    "iocs": {
      "urls": [
        "https://discord.com/api/webhooks/1389881818181926932/S-908aALR9RjCF95UjeQ0DnqxlK_iXu6DdeMyqbzUKkSgmYAzKOioy3tV9oPMCqpXadC"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-04-moooo/moooo",
        "import_time": "2026-04-14T15:31:08.692804205Z",
        "modified_time": "2026-04-14T15:21:49.651577Z",
        "sha256": "110e4d99f41d1dd4567651dc21115f1793e5e2eab0e12d24ea5a433cdea87f1c",
        "source": "kam193",
        "versions": [
          "0.1.0",
          "0.1.1"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (110e4d99f41d1dd4567651dc21115f1793e5e2eab0e12d24ea5a433cdea87f1c)\nWhen used, the package silently loads code with an infostealer focused on Discord data.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-04-moooo\n\n\nReasons (based on the campaign):\n\n\n - exfiltration-generic\n\n\n - exfiltration-credentials\n\n\n - infostealer\n\n\n - action-hidden-in-lib-usage\n",
  "id": "MAL-2026-2666",
  "modified": "2026-04-14T15:21:49Z",
  "published": "2026-04-14T15:21:49Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/moooo"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in moooo (PyPI)"
}


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Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


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