MAL-2026-37

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/aoohttp/MAL-2026-37.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-37
Published
2026-01-04T18:49:40Z
Modified
2026-01-04T19:19:25.906254Z
Summary
Malicious code in aoohttp (PyPI)
Details

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

Source: kam193 (9d3438b2d065c0535b5ac80ce789201be4f8095642d0f10a20a7da13d46152f8)

Obfuscated code downloads an encrypted binary blob, which is malware finally starting cryptomining. After starting the malware, the Python package uninstall itself and installs the legitimate package, covering tracks of the infection.

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

Campaign: 2026-01-aiihttp

Reasons (based on the campaign):

  • typosquatting

  • Downloads and executes a remote executable.

  • malware

  • cryptominer

  • obfuscation

  • covering-tracks

Database specific 
{
    "iocs": {
        "urls": [
            "https://github.com/ffoundation7/mscur2/raw/refs/heads/main/data_3.bin",
            "https://github.com/ffoundation7/mscur",
            "https://github.com/ffoundation7/mscur2"
        ]
    },
    "malicious-packages-origins": [
        {
            "id": "pypi/2026-01-aiihttp/aoohttp",
            "import_time": "2026-01-04T19:06:14.48726858Z",
            "sha256": "9d3438b2d065c0535b5ac80ce789201be4f8095642d0f10a20a7da13d46152f8",
            "source": "kam193",
            "modified_time": "2026-01-04T18:49:40.227051Z",
            "versions": [
                "3.13.3"
            ]
        }
    ]
}
References
Credits

Affected packages

PyPI / aoohttp

Package

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

Affected ranges

Affected versions

3.*
3.13.3

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/aoohttp/MAL-2026-37.json"