mal-2025-4237
Vulnerability from ossf_malicious_packages
Published
2025-05-03 11:28
Modified
2025-12-11 09:27
Summary
Malicious code in rblxfando (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (79348147677636191e632b65c78ba37a77d2ba57abed5c9b257624b0f14ba1b8)
Importing the module starts delayed downloading and starting a remote executable identified as BlankGrabber infostealer.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-05-rblxfando
Reasons (based on the campaign):
-
infostealer
-
Downloads and executes a remote executable.
-
malware
-
infostealer:blankgrabber
Credits
ReversingLabs
www.reversinglabs.com
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "rblxfando",
"purl": "pkg:pypi/rblxfando"
},
"versions": [
"0.1"
]
}
],
"credits": [
{
"contact": [
"https://github.com/kam193",
"https://bad-packages.kam193.eu/"
],
"name": "Kamil Ma\u0144kowski (kam193)"
},
{
"contact": [
"https://github.com/kam193",
"https://bad-packages.kam193.eu/"
],
"name": "Kamil Ma\u0144kowski (kam193)",
"type": "ANALYST"
},
{
"contact": [
"https://www.reversinglabs.com"
],
"name": "ReversingLabs",
"type": "FINDER"
}
],
"database_specific": {
"iocs": {
"urls": [
"https://www.dropbox.com/scl/fi/ob1loh3prx2ylkyy3yesd/Built.exe?rlkey=9qgzvt2nuwf7nr6pkj2jsp98d\u0026st=h0vqjsbu\u0026dl=1"
]
},
"malicious-packages-origins": [
{
"id": "RLMA-2025-02594",
"import_time": "2025-05-22T14:06:37.376723737Z",
"modified_time": "2025-05-22T12:33:45Z",
"sha256": "71c3190c9136aa80c45bfe59119e33d939e8600b15ecee4bb10cbc4f3340220c",
"source": "reversing-labs",
"versions": [
"0.1"
]
},
{
"id": "pypi/2025-05-rblxfando/rblxfando",
"import_time": "2025-12-02T22:30:55.520804572Z",
"modified_time": "2025-05-03T11:28:31Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "459f89ba5c8c6277489fa01ac51a1a2a3518da235661931c205639fe510aae8b",
"source": "kam193"
},
{
"id": "pypi/2025-05-rblxfando/rblxfando",
"import_time": "2025-12-02T23:07:18.547346512Z",
"modified_time": "2025-05-03T11:28:31Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "79348147677636191e632b65c78ba37a77d2ba57abed5c9b257624b0f14ba1b8",
"source": "kam193"
},
{
"id": "pypi/2025-05-rblxfando/rblxfando",
"import_time": "2025-12-10T21:38:57.766455011Z",
"modified_time": "2025-05-03T11:28:31Z",
"sha256": "d6a7201f91dc04c7dc3779d41f23f88c22e399e65d5235b56fd5044a353a6383",
"source": "kam193",
"versions": [
"0.1"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (79348147677636191e632b65c78ba37a77d2ba57abed5c9b257624b0f14ba1b8)\nImporting the module starts delayed downloading and starting a remote executable identified as BlankGrabber infostealer.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-05-rblxfando\n\n\nReasons (based on the campaign):\n\n\n - infostealer\n\n\n - Downloads and executes a remote executable.\n\n\n - malware\n\n\n - infostealer:blankgrabber\n",
"id": "MAL-2025-4237",
"modified": "2025-12-11T09:27:53Z",
"published": "2025-05-03T11:28:31Z",
"references": [
{
"type": "EVIDENCE",
"url": "https://tria.ge/250503-njy7na1zgs/static1"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/rblxfando"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in rblxfando (PyPI)"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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