MAL-2025-192468

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Import Source

https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/yzip/MAL-2025-192468.json

JSON Data

https://api.osv.dev/v1/vulns/MAL-2025-192468

Published

2025-12-11T15:53:42Z

Modified

2026-02-26T10:05:38Z

Summary

Malicious code in yzip (PyPI)

Details

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

Source: kam193 (81477965a8a70d1ffef0d388478d3e05ef2eea54ade0a9c00ef923deb41b00cf)

During initialization of the archive-support class, the package starts code from another file and downloads multi-stage malware

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

Campaign: 2025-11-uzip

Reasons (based on the campaign):

Downloads and executes a remote executable.
obfuscation
malware

Database specific

{
    "iocs": {
        "ips": [
            "77.105.161.164"
        ],
        "urls": [
            "http://77.105.161.164:3301/library",
            "http://77.105.161.164:3301/die1"
        ]
    },
    "malicious-packages-origins": [
        {
            "id": "pypi/2025-11-uzip/yzip",
            "import_time": "2025-12-11T16:10:05.33283388Z",
            "modified_time": "2025-12-11T15:53:42.930767Z",
            "sha256": "81477965a8a70d1ffef0d388478d3e05ef2eea54ade0a9c00ef923deb41b00cf",
            "source": "kam193",
            "versions": [
                "0.1.0"
            ]
        },
        {
            "id": "pypi/2025-11-uzip/yzip",
            "import_time": "2025-12-11T17:11:15.738530683Z",
            "modified_time": "2025-12-11T15:53:42.930767Z",
            "sha256": "e1d6b6d65166893740b44fc5d3d3333a9ad2903074ae7620a9b6a61b1c61bdf6",
            "source": "kam193",
            "versions": [
                "0.1.0"
            ]
        },
        {
            "id": "pypi/2025-11-uzip/yzip",
            "import_time": "2026-02-26T09:49:02.355790877Z",
            "modified_time": "2025-12-11T15:53:42.930767Z",
            "sha256": "4c4132881c30775abaca8fc6f2d44ce9382b50e8d62a6b26c3410e03359baefd",
            "source": "kam193",
            "versions": [
                "0.1.0"
            ]
        }
    ]
}

References

Credits

- Kamil Mańkowski (kam193) - REPORTER
- - https://github.com/kam193
  - https://bad-packages.kam193.eu/

Affected packages

PyPI / yzip

Package

Name: yzip; View open source insights on deps.dev
Purl: pkg:pypi/yzip

Affected ranges

Affected versions

0.*

0.1.0

Database specific

source

"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/yzip/MAL-2025-192468.json"