mal-2026-1499
Vulnerability from ossf_malicious_packages
Published
2026-03-17 23:11
Modified
2026-03-17 23:11
Summary
Malicious code in anistream (PyPI)
Details

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

Source: kam193 (57e4902ca2172a78b93acf6ec1413ab098e72c158dc1ab74c3a84f28f50382f1)

Package hides code that downloads and runs malware, likely an infostealer. The code is not directly called in the package suggesting it's a dependency or next stage in the infection chain.

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

Campaign: 2026-03-anistream

Reasons (based on the campaign):

  • Downloads and executes a remote executable.

  • infostealer

  • malware

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

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "anistream"
      },
      "versions": [
        "0.0.1",
        "0.0.2",
        "0.0.3",
        "0.0.4"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://github.com/kam193",
        "https://bad-packages.kam193.eu/"
      ],
      "name": "Kamil Ma\u0144kowski (kam193)",
      "type": "REPORTER"
    }
  ],
  "database_specific": {
    "iocs": {
      "urls": [
        "https://github.com/pluribs/linux/releases/download/1/plugins.zip"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "pypi/2026-03-anistream/anistream",
        "import_time": "2026-03-17T23:44:48.508574816Z",
        "modified_time": "2026-03-17T23:11:06.216123Z",
        "sha256": "57e4902ca2172a78b93acf6ec1413ab098e72c158dc1ab74c3a84f28f50382f1",
        "source": "kam193",
        "versions": [
          "0.0.1",
          "0.0.2",
          "0.0.3",
          "0.0.4"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (57e4902ca2172a78b93acf6ec1413ab098e72c158dc1ab74c3a84f28f50382f1)\nPackage hides code that downloads and runs malware, likely an infostealer. The code is not directly called in the package suggesting it\u0027s a dependency or next stage in the infection chain.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-03-anistream\n\n\nReasons (based on the campaign):\n\n\n - Downloads and executes a remote executable.\n\n\n - infostealer\n\n\n - malware\n",
  "id": "MAL-2026-1499",
  "modified": "2026-03-17T23:11:06Z",
  "published": "2026-03-17T23:11:06Z",
  "references": [
    {
      "type": "EVIDENCE",
      "url": "https://www.virustotal.com/gui/file/58d2134fcd3a97e5a9668e5ffd515d0a93ba7b6935041e1a47cabdcf448ffc66"
    },
    {
      "type": "WEB",
      "url": "https://bad-packages.kam193.eu/pypi/package/anistream"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in anistream (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.



Detection rules are retrieved from Rulezet.