mal-2026-2017
Vulnerability from ossf_malicious_packages
Published
2026-03-21 18:24
Modified
2026-03-22 23:12
Summary
Malicious code in thisismytest (PyPI)
Details

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

Source: kam193 (a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9)

During installation, the package downloads and runs a remote executable, which is identified as a backdoor. It connects with a remote server and executes basic commands


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

Campaign: 2026-03-thisismytest

Reasons (based on the campaign):

  • malware

  • Downloads and executes a remote executable.

  • backdoor

Source: ossf-package-analysis (19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0)

The OpenSSF Package Analysis project identified 'thisismytest' @ 4.0.0 (pypi) as malicious.

It is considered malicious because:

  • The package executes one or more commands associated with malicious behavior.

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "thisismytest"
      },
      "versions": [
        "1.0.0",
        "2.0.0",
        "3.0.0",
        "4.0.0",
        "5.0.0"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    },
    {
      "contact": [
        "https://github.com/ossf/package-analysis",
        "https://openssf.slack.com/channels/package_analysis"
      ],
      "name": "OpenSSF: Package Analysis",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "iocs": {
      "ips": [
        "101.47.72.91"
      ],
      "urls": [
        "http://115.190.98.52/java"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-03-thisismytest/thisismytest",
        "import_time": "2026-03-21T19:39:52.895404088Z",
        "modified_time": "2026-03-21T19:05:47.574472Z",
        "sha256": "a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9",
        "source": "kam193",
        "versions": [
          "1.0.0",
          "2.0.0",
          "3.0.0",
          "4.0.0",
          "5.0.0"
        ]
      },
      {
        "import_time": "2026-03-22T23:10:11.119892579Z",
        "modified_time": "2026-03-21T18:24:07Z",
        "sha256": "19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0",
        "source": "ossf-package-analysis",
        "versions": [
          "4.0.0"
        ]
      },
      {
        "import_time": "2026-03-22T23:10:11.212004356Z",
        "modified_time": "2026-03-21T18:25:55Z",
        "sha256": "421d783dd1f7d99fd582b5a07e9f691a9c568faa36be4595a167fc98a6c3334e",
        "source": "ossf-package-analysis",
        "versions": [
          "5.0.0"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9)\nDuring installation, the package downloads and runs a remote executable, which is identified as a backdoor. It connects with a remote server and executes basic commands\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-03-thisismytest\n\n\nReasons (based on the campaign):\n\n\n - malware\n\n\n - Downloads and executes a remote executable.\n\n\n - backdoor\n\n## Source: ossf-package-analysis (19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0)\nThe OpenSSF Package Analysis project identified \u0027thisismytest\u0027 @ 4.0.0 (pypi) as malicious.\n\nIt is considered malicious because:\n\n- The package executes one or more commands associated with malicious behavior.\n",
  "id": "MAL-2026-2017",
  "modified": "2026-03-22T23:12:31Z",
  "published": "2026-03-21T18:24:07Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://www.virustotal.com/gui/file/ac4b2c52d238bc9893450e5068dfc62b87239bc60fc339e13a714ff9e5f312de/detection"
    },
    {
      "type": "EVIDENCE",
      "url": "https://www.virustotal.com/gui/file/72603dc2a916f5e552c16c4784aea36f39fe607dfbd1523060c2299e67253549/detection"
    },
    {
      "type": "WEB",
      "url": "https://sandbox.kunai.rocks/analysis/a120c2fb-d387-4ede-beb8-72cbf8f1a219"
    },
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/thisismytest"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in thisismytest (PyPI)"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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