mal-2026-3211
Vulnerability from ossf_malicious_packages
Published
2026-05-01 12:17
Modified
2026-05-01 12:17
Summary
Malicious code in pycryptcore (PyPI)
Details

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

Source: kam193 (3337f9433143a04e30ce5881c7786f787cc882c983ed5e68b22f60fd79f2a0dd)

Typosquatting package that automatically exfiltrates files to a Telegram channel on importing.

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

Campaign: 2026-05-pycryptcore

Reasons (based on the campaign):

  • typosquatting

  • files-exfiltration

Credits
Kamil Mańkowski (kam193) github.com/kam193 bad-packages.kam193.eu/
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "pycryptcore"
      },
      "versions": [
        "0.1.0",
        "0.1.1",
        "0.1.5",
        "0.2.5"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-05-pycryptcore/pycryptcore",
        "import_time": "2026-05-01T12:51:54.517437783Z",
        "modified_time": "2026-05-01T12:17:23.403886Z",
        "sha256": "3337f9433143a04e30ce5881c7786f787cc882c983ed5e68b22f60fd79f2a0dd",
        "source": "kam193",
        "versions": [
          "0.1.0",
          "0.1.1",
          "0.1.5",
          "0.2.5"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (3337f9433143a04e30ce5881c7786f787cc882c983ed5e68b22f60fd79f2a0dd)\nTyposquatting package that automatically exfiltrates files to a Telegram channel on importing.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-05-pycryptcore\n\n\nReasons (based on the campaign):\n\n\n - typosquatting\n\n\n - files-exfiltration\n",
  "id": "MAL-2026-3211",
  "modified": "2026-05-01T12:17:23Z",
  "published": "2026-05-01T12:17:23Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/pycryptcore"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in pycryptcore (PyPI)"
}


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Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

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.



Detection rules are retrieved from Rulezet.