mal-2025-191733
Vulnerability from ossf_malicious_packages
Published
2025-07-04 09:57
Modified
2025-12-31 02:45
Summary
Malicious code in fonafx (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (9441463f029726ea263225e9b0092d82b049e2d7a4e059becd24f5e23c70a906)
Series of packages mostly with an obfuscated infostealer attempting to collect Chrome data. While discord webhook is usually set to an example, there are other, correct uploading URLs
Some of related packages only test partial malicious code, like webhooks from overwritten setup.py
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-07-0x9xnx
Reasons (based on the campaign):
-
infostealer
-
obfuscation
-
exfiltration-browser-data
-
exfiltration-crypto
-
The package overrides the install command in setup.py to execute malicious code during installation.
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "fonafx"
},
"versions": [
"0.2",
"0.1",
"0.3"
]
}
],
"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": "REPORTER"
}
],
"database_specific": {
"iocs": {
"domains": [
"chrome-data-receiver.up.railway.app",
"chrome-extract.up.railway.app",
"vell-production.up.railway.app"
],
"urls": [
"https://chrome-data-receiver.up.railway.app/upload",
"https://chrome-extract.up.railway.app/upload",
"https://vell-production.up.railway.app/upload"
]
},
"malicious-packages-origins": [
{
"id": "pypi/2025-07-0x9xnx/fonafx",
"import_time": "2025-12-02T22:30:55.20375311Z",
"modified_time": "2025-07-04T09:57:46Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "39fc9bb7b3be55340ba096fba0fe4def1d25f83244fbd3119a3d6529ece10c3c",
"source": "kam193"
},
{
"id": "pypi/2025-07-0x9xnx/fonafx",
"import_time": "2025-12-02T23:07:18.212746504Z",
"modified_time": "2025-07-04T09:57:46Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "9441463f029726ea263225e9b0092d82b049e2d7a4e059becd24f5e23c70a906",
"source": "kam193"
},
{
"id": "pypi/2025-07-0x9xnx/fonafx",
"import_time": "2025-12-10T21:38:57.497425528Z",
"modified_time": "2025-07-04T09:57:46Z",
"sha256": "0267b4d7fd9ee0253410076f6b62cca6fa501e01a6379df392d74e2904d7eba6",
"source": "kam193",
"versions": [
"0.2",
"0.1",
"0.3"
]
},
{
"id": "pypi/2025-07-0x9xnx/fonafx",
"import_time": "2025-12-30T22:39:04.086388875Z",
"modified_time": "2025-07-04T09:57:46Z",
"sha256": "a6d458ce9f3c48b182c596efb5ea0f5f923e14452d2faa5d273e0556fa8e9e05",
"source": "kam193",
"versions": [
"0.1",
"0.2",
"0.3"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (9441463f029726ea263225e9b0092d82b049e2d7a4e059becd24f5e23c70a906)\nSeries of packages mostly with an obfuscated infostealer attempting to collect Chrome data. While discord webhook is usually set to an example, there are other, correct uploading URLs \n\nSome of related packages only test partial malicious code, like webhooks from overwritten setup.py\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-07-0x9xnx\n\n\nReasons (based on the campaign):\n\n\n - infostealer\n\n\n - obfuscation\n\n\n - exfiltration-browser-data\n\n\n - exfiltration-crypto\n\n\n - The package overrides the install command in setup.py to execute malicious code during installation.\n",
"id": "MAL-2025-191733",
"modified": "2025-12-31T02:45:15Z",
"published": "2025-07-04T09:57:46Z",
"references": [
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/fonafx"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in fonafx (PyPI)"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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