mal-2026-2233
Vulnerability from ossf_malicious_packages
Published
2026-03-26 08:27
Modified
2026-03-26 08:27
Summary
Malicious code in lightmock (PyPI)
Details

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

Source: kam193 (a3c7924362f935b55a808e1ede8ffea2dbc96326b853dc00d7ede36c002ff63c)

Clone of a legitimate package. During import, heavily obfuscate code downloads next stages and finally exfiltrates sensitive data, including data from web browsers.

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

Campaign: 2026-03-lightmock

Reasons (based on the campaign):

  • clones-real-package

  • obfuscation

  • infostealer

  • exfiltration-browser-data

  • exfiltration-crypto

  • Downloads and executes a remote malicious script.

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

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "lightmock"
      },
      "versions": [
        "0.1.0"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    }
  ],
  "database_specific": {
    "iocs": {
      "domains": [
        "cookieshop.cloud"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-03-lightmock/lightmock",
        "import_time": "2026-03-26T08:49:49.750027821Z",
        "modified_time": "2026-03-26T08:27:10.21012Z",
        "sha256": "a3c7924362f935b55a808e1ede8ffea2dbc96326b853dc00d7ede36c002ff63c",
        "source": "kam193",
        "versions": [
          "0.1.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (a3c7924362f935b55a808e1ede8ffea2dbc96326b853dc00d7ede36c002ff63c)\nClone of a legitimate package. During import, heavily obfuscate code downloads next stages and finally exfiltrates sensitive data, including data from web browsers.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-03-lightmock\n\n\nReasons (based on the campaign):\n\n\n - clones-real-package\n\n\n - obfuscation\n\n\n - infostealer\n\n\n - exfiltration-browser-data\n\n\n - exfiltration-crypto\n\n\n - Downloads and executes a remote malicious script.\n",
  "id": "MAL-2026-2233",
  "modified": "2026-03-26T08:27:10Z",
  "published": "2026-03-26T08:27:10Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/lightmock"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in lightmock (PyPI)"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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