MAL-2025-6552

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/my-fun-tools/MAL-2025-6552.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2025-6552
Published
2025-06-09T11:26:07Z
Modified
2026-03-19T12:55:12.294595Z
Summary
Malicious code in my-fun-tools (PyPI)
Details

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

Source: kam193 (6642f3653e49e0a80b7fadf4c06bc64cba8a1a359772f1c7a668888278348fd6)

During installation, the obfuscated code attempts to insert a modified Python DLL and runs a code.

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

Campaign: 2025-06-my-fun-tools

Reasons (based on the campaign):

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

  • obfuscation

Database specific 
{
    "malicious-packages-origins": [
        {
            "source": "reversing-labs",
            "id": "RLMA-2025-03649",
            "modified_time": "2025-07-31T19:15:48Z",
            "sha256": "f8229907a1c2b8e9a4d1013f6bf6232b3bf902a4b93a2a5750a0b8b95cf18355",
            "versions": [
                "0.1.1",
                "0.1.2"
            ],
            "import_time": "2025-08-01T10:07:12.773672815Z"
        },
        {
            "source": "kam193",
            "id": "pypi/2025-06-my-fun-tools/my-fun-tools",
            "modified_time": "2025-06-09T11:26:07Z",
            "sha256": "2b06bd8806e27153d3e50bfa9d87e1de02e33d2dbf117494f1c37cf318f6a253",
            "ranges": [
                {
                    "type": "ECOSYSTEM",
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ]
                }
            ],
            "import_time": "2025-12-02T22:30:55.350941441Z"
        },
        {
            "source": "kam193",
            "id": "pypi/2025-06-my-fun-tools/my-fun-tools",
            "modified_time": "2025-06-09T11:26:07Z",
            "sha256": "6642f3653e49e0a80b7fadf4c06bc64cba8a1a359772f1c7a668888278348fd6",
            "ranges": [
                {
                    "type": "ECOSYSTEM",
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ]
                }
            ],
            "import_time": "2025-12-02T23:07:18.381918051Z"
        },
        {
            "source": "kam193",
            "id": "pypi/2025-06-my-fun-tools/my-fun-tools",
            "modified_time": "2025-06-09T11:26:07Z",
            "sha256": "c5bae316cd4e800afec4b840d75d5ff19324781ce4f0a9e754f2784ff6eeabf0",
            "versions": [
                "0.1.1",
                "0.1.2"
            ],
            "import_time": "2025-12-10T21:38:57.604620203Z"
        },
        {
            "source": "reversing-labs",
            "id": "RLUA-2026-00547",
            "modified_time": "2026-03-18T12:16:23Z",
            "sha256": "36c03149cb1df8b6d2546233fe74412f04b4b7a4f45da6b9d3c385b1a2c4b636",
            "import_time": "2026-03-19T12:20:07.603773824Z"
        }
    ]
}
References
Credits

Affected packages

PyPI / my-fun-tools

Package

Name
my-fun-tools
View open source insights on deps.dev
Purl
pkg:pypi/my-fun-tools

Affected ranges

Affected versions

0.*
0.1.1
0.1.2

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/my-fun-tools/MAL-2025-6552.json"