MAL-2024-11530

See a problem?
Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/asn1tool/MAL-2024-11530.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2024-11530
Published
2024-11-10T22:28:42Z
Modified
2026-03-19T12:50:24.262598Z
Summary
Malicious code in asn1tool (PyPI)
Details

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

Source: kam193 (2f9270a5372d17332c32e8824c44dab167a1f2a78ebc5a204e090ac4487a0f31)

Package clones a legitimate package. In the call to check the current version, the obfuscated remote code is downloaded and executed. It appears to be an infostealer

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

Campaign: 2024-11-asn1tool

Reasons (based on the campaign):

  • obfuscation

  • dependency-confusion

  • typosquatting

  • clones-real-package

  • infostealer

Database specific 
{
    "malicious-packages-origins": [
        {
            "versions": [
                "0.167.0",
                "0.167.1"
            ],
            "sha256": "e8a3b81c6312bc3cb87be77a1a79aab0ad3ee89d865020319fa8a75c7e5b27b1",
            "modified_time": "2024-12-09T06:49:47Z",
            "source": "reversing-labs",
            "id": "RLMA-2024-10974",
            "import_time": "2024-12-09T14:38:40.866088154Z"
        },
        {
            "sha256": "96ca0230415532472a651c1ec058230fbc59b55ea6dfac0e930d9053eda89cf7",
            "ranges": [
                {
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ],
                    "type": "ECOSYSTEM"
                }
            ],
            "modified_time": "2024-11-10T22:28:42Z",
            "source": "kam193",
            "id": "pypi/2024-11-asn1tool/asn1tool",
            "import_time": "2025-12-02T22:30:54.94338499Z"
        },
        {
            "sha256": "2f9270a5372d17332c32e8824c44dab167a1f2a78ebc5a204e090ac4487a0f31",
            "ranges": [
                {
                    "events": [
                        {
                            "introduced": "0"
                        }
                    ],
                    "type": "ECOSYSTEM"
                }
            ],
            "modified_time": "2024-11-10T22:28:42Z",
            "source": "kam193",
            "id": "pypi/2024-11-asn1tool/asn1tool",
            "import_time": "2025-12-02T23:07:17.982770545Z"
        },
        {
            "versions": [
                "0.167.0",
                "0.167.1"
            ],
            "sha256": "fcf16dae4d8151f171591b251d4155088e0f69cb2109b5c9ce796fcf56c1dda4",
            "modified_time": "2024-11-10T22:28:42Z",
            "source": "kam193",
            "id": "pypi/2024-11-asn1tool/asn1tool",
            "import_time": "2025-12-10T21:38:57.288406781Z"
        },
        {
            "sha256": "d58b4cd705fc437469738d9f9959faa370ec527ec6d2bb1580c9e0352ce7247b",
            "modified_time": "2026-03-18T12:11:12Z",
            "source": "reversing-labs",
            "id": "RLUA-2026-00080",
            "import_time": "2026-03-19T12:19:23.744666627Z"
        }
    ],
    "iocs": {
        "urls": [
            "https://tinyurl.com/1atestver",
            "https://tinyurl.com/l4kr0sr4t",
            "https://tinyurl.com/w1ngfjs"
        ]
    }
}
References
Credits

Affected packages

PyPI / asn1tool

Package

Name
asn1tool
View open source insights on deps.dev
Purl
pkg:pypi/asn1tool

Affected ranges

Affected versions

0.*
0.167.0
0.167.1

Database specific

source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/pypi/asn1tool/MAL-2024-11530.json"