MAL-2026-2860

See a problem?
Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/mylib-utils/MAL-2026-2860.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-2860
Published
2026-04-18T22:47:46Z
Modified
2026-04-18T23:32:55.841137Z
Summary
Malicious code in mylib-utils (PyPI)
Details

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

Source: kam193 (8cc746751844570c4d9de0acc1fc4aba45c1316434c664fc70711749720f88f1)

During import, a remote executable is automatically started. During analysis, the executable only showed a basic message. It's likely experimenting with malicious techniques to prepare for real malicious action.

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

Campaign: 2026-04-mylib-utils

Reasons (based on the campaign):

  • Downloads and executes a remote executable.

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

Database specific 
{
    "iocs": {
        "urls": [
            "https://github.com/mathhosting/rv/releases/download/dfea/scaring.exe"
        ]
    },
    "malicious-packages-origins": [
        {
            "source": "kam193",
            "id": "pypi/2026-04-mylib-utils/mylib-utils",
            "modified_time": "2026-04-18T22:47:46.454507Z",
            "sha256": "8cc746751844570c4d9de0acc1fc4aba45c1316434c664fc70711749720f88f1",
            "versions": [
                "1.0.0",
                "1.0.1"
            ],
            "import_time": "2026-04-18T23:16:02.536721527Z"
        }
    ]
}
References
Credits

Affected packages

PyPI / mylib-utils

Package

Name
mylib-utils
View open source insights on deps.dev
Purl
pkg:pypi/mylib-utils

Affected ranges

Affected versions

1.*
1.0.0
1.0.1

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/mylib-utils/MAL-2026-2860.json"