MAL-2025-191728

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/fernets/MAL-2025-191728.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2025-191728
Published
2025-05-27T05:53:30Z
Modified
2025-12-12T20:39:18.337209Z
Summary
Malicious code in fernets (PyPI)
Details

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

Source: kam193 (95fc75ed8a4cfcccc988b2241772effbc15eb3700a6a96f3183981a1b4c7fba7)

If imported, the module starts a multi-stage infostealer, exfiltrating browser data as well as crypto wallets, and also attempts to monitor clipboard looking for crypto wallets addresses

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

Campaign: 2025-05-fernets

Reasons (based on the campaign):

  • infostealer

  • clipboard-stealing

  • exfiltration-generic

  • obfuscation

  • exfiltration-browser-data

  • exfiltration-crypto

  • typosquatting

Database specific 
{
    "malicious-packages-origins": [
        {
            "sha256": "dd3b7424b135987d6afd4a7db4a598da28ae35e6bb3f23479895719e7259167e",
            "ranges": [
                {
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ],
                    "type": "ECOSYSTEM"
                }
            ],
            "modified_time": "2025-05-27T05:53:30Z",
            "source": "kam193",
            "id": "pypi/2025-05-fernets/fernets",
            "import_time": "2025-12-02T22:30:55.190710316Z"
        },
        {
            "sha256": "95fc75ed8a4cfcccc988b2241772effbc15eb3700a6a96f3183981a1b4c7fba7",
            "ranges": [
                {
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ],
                    "type": "ECOSYSTEM"
                }
            ],
            "modified_time": "2025-05-27T05:53:30Z",
            "source": "kam193",
            "id": "pypi/2025-05-fernets/fernets",
            "import_time": "2025-12-02T23:07:18.199630917Z"
        },
        {
            "versions": [
                "0.0.1"
            ],
            "sha256": "33de23a7d91f271bac26de71646bc5fa1929e08997ce7ef81d5bdc0bbc45f0d6",
            "modified_time": "2025-05-27T05:53:30Z",
            "source": "kam193",
            "id": "pypi/2025-05-fernets/fernets",
            "import_time": "2025-12-10T21:38:57.484258563Z"
        }
    ],
    "iocs": {
        "ips": [
            "196.251.81.229"
        ],
        "urls": [
            "http://196.251.81.229:6969/1.txt",
            "http://196.251.81.229:6969/download/svchost.bat",
            "http://196.251.81.229:6969/clippa.txt",
            "http://196.251.81.229:6969/2.txt",
            "http://196.251.81.229:8000/repeter/viiZ8YGt0HnubnyN"
        ]
    }
}
References
Credits

Affected packages

PyPI / fernets

Package

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

Affected ranges

Affected versions

0.*
0.0.1

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/fernets/MAL-2025-191728.json"