mal-2026-2020
Vulnerability from ossf_malicious_packages
Published
2026-03-21 22:53
Modified
2026-03-21 22:53
Summary
Malicious code in aiolrucache (PyPI)
Details

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

Source: kam193 (8b847ab6789b3a3848d887f76adae74d05523dd4cb1a974372518679d27ed70e)

The package masquerades as a utility, but during import, code loads obfuscated modules with RAT- and spyware-like functionality, including: exfiltrating files, executing remote code, taking screenshots, monitoring and exfiltrating the clipboard content. Malicious code is controlled via Discord.


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

Campaign: 2026-03-aiolrucache

Reasons (based on the campaign):

  • rat

  • spyware-like

  • keylogger

  • clipboard-stealing

  • obfuscation

  • files-exfiltration

Credits

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "aiolrucache"
      },
      "versions": [
        "0.1.0",
        "0.1.1",
        "0.2.0",
        "0.3.0"
      ]
    }
  ],
  "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/2026-03-aiolrucache/aiolrucache",
        "import_time": "2026-03-21T23:09:36.572115179Z",
        "modified_time": "2026-03-21T22:53:52.472149Z",
        "sha256": "8b847ab6789b3a3848d887f76adae74d05523dd4cb1a974372518679d27ed70e",
        "source": "kam193",
        "versions": [
          "0.1.0",
          "0.1.1",
          "0.2.0",
          "0.3.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (8b847ab6789b3a3848d887f76adae74d05523dd4cb1a974372518679d27ed70e)\nThe package masquerades as a utility, but during import, code loads obfuscated modules with RAT- and spyware-like functionality, including: exfiltrating files, executing remote code, taking screenshots, monitoring and exfiltrating the clipboard content. Malicious code is controlled via Discord.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-03-aiolrucache\n\n\nReasons (based on the campaign):\n\n\n - rat\n\n\n - spyware-like\n\n\n - keylogger\n\n\n - clipboard-stealing\n\n\n - obfuscation\n\n\n - files-exfiltration\n",
  "id": "MAL-2026-2020",
  "modified": "2026-03-21T22:53:52Z",
  "published": "2026-03-21T22:53:52Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/aiolrucache"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in aiolrucache (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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