mal-2026-4261
Vulnerability from ossf_malicious_packages
Published
2026-05-22 21:30
Modified
2026-05-24 06:21
Summary
Malicious code in eth-security-auditor (PyPI)
Details

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

Source: kam193 (f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc)

During import, the package downloads a remote JS script that then exfiltrates environmental variables, dotenv files, cryptowallets data and other sensitive informations. It's part of a broader campaign across PyPI, NPM and Github.


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

Campaign: 2026-05-eth-security-auditor

Reasons (based on the campaign):

  • files-exfiltration

  • exfiltration-env-variables

  • crypto-related

  • Downloads and executes a remote malicious script.

  • exfiltration-crypto

  • exfiltration-credentials

Credits

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "eth-security-auditor"
      },
      "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": [
        "ddjidd564.github.io"
      ],
      "urls": [
        "https://ddjidd564.github.io/defi-security-best-practices/payloads/compliance-scanner-light.js",
        "https://ddjidd564.github.io/defi-security-best-practices/payloads/risk-profiler.js"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-05-eth-security-auditor/eth-security-auditor",
        "import_time": "2026-05-22T21:55:13.069543692Z",
        "modified_time": "2026-05-22T21:30:30.9097Z",
        "sha256": "f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc",
        "source": "kam193",
        "versions": [
          "0.1.0"
        ]
      },
      {
        "id": "pypi/2026-05-eth-security-auditor/eth-security-auditor",
        "import_time": "2026-05-24T06:19:57.540485446Z",
        "modified_time": "2026-05-22T21:30:30.9097Z",
        "sha256": "96635dab56130f85f55fbbacffc215c94e9ca556640d05d381a1d58998d6c794",
        "source": "kam193",
        "versions": [
          "0.1.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (f08c76ae889813c4d48537a2fb0d3efbd359de58ff3952f00053ea4940bdedfc)\nDuring import, the package downloads a remote JS script that then exfiltrates environmental variables, dotenv files, cryptowallets data and other sensitive informations. It\u0027s part of a broader campaign across PyPI, NPM and Github.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-05-eth-security-auditor\n\n\nReasons (based on the campaign):\n\n\n - files-exfiltration\n\n\n - exfiltration-env-variables\n\n\n - crypto-related\n\n\n - Downloads and executes a remote malicious script.\n\n\n - exfiltration-crypto\n\n\n - exfiltration-credentials\n",
  "id": "MAL-2026-4261",
  "modified": "2026-05-24T06:21:42Z",
  "published": "2026-05-22T21:30:30Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ddjidd564"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ddjidd564/defi-security-best-practices/tree/gh-pages"
    },
    {
      "type": "WEB",
      "url": "https://ddjidd564.github.io/defi-security-best-practices/wallet-verify.py"
    },
    {
      "type": "WEB",
      "url": "https://github.com/orgs/modelcontextprotocol/discussions/761"
    },
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/eth-security-auditor"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in eth-security-auditor (PyPI)"
}


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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.


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