MAL-2026-1436

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/do-not-install-this-package-004/MAL-2026-1436.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-1436
Published
2026-03-15T17:05:57Z
Modified
2026-03-15T18:05:50.732728Z
Summary
Malicious code in do-not-install-this-package-004 (PyPI)
Details

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

Source: kam193 (155862095ddb7d3410298aef76abdda3e7eeaf5609b72f97c30790c317b8d1cb)

During installation, the package exfiltrates env variables and data from different process memory to a remote location

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

Campaign: 2026-01-do-not-install-this-package-002

Reasons (based on the campaign):

  • exfiltration-generic

  • exfiltration-credentials

  • exfiltration-env-variables

  • The package overrides the install command in setup.py to execute malicious code during installation.

Database specific 
{
    "iocs": {
        "domains": [
            "bachelor-thesis-001.proxy.beeceptor.com",
            "open-hookbin.vercel.app"
        ],
        "urls": [
            "https://bachelor-thesis-001.free.beeceptor.com"
        ]
    },
    "malicious-packages-origins": [
        {
            "source": "kam193",
            "id": "pypi/2026-01-do-not-install-this-package-002/do-not-install-this-package-004",
            "modified_time": "2026-03-15T17:05:57.058935Z",
            "sha256": "155862095ddb7d3410298aef76abdda3e7eeaf5609b72f97c30790c317b8d1cb",
            "versions": [
                "0.1.0"
            ],
            "import_time": "2026-03-15T17:44:00.761027461Z"
        }
    ]
}
References
Credits

Affected packages

PyPI / do-not-install-this-package-004

Package

Name
do-not-install-this-package-004
View open source insights on deps.dev
Purl
pkg:pypi/do-not-install-this-package-004

Affected ranges

Affected versions

0.*
0.1.0

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/do-not-install-this-package-004/MAL-2026-1436.json"