mal-2025-191724
Vulnerability from ossf_malicious_packages
Published
2025-04-04 12:54
Modified
2025-12-11 09:27
Summary
Malicious code in fastgram (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (bbc47050a01cdb07bbf87c6a6f47028545200c85d553a4952b686a705a6d7d3c)
Clone of Telethon package that exfiltrates credentials. See client/telegrambaseclient.py L608-626 (exfiltration function) and client/auth.py L163 (usage).
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-04-fastgram
Reasons (based on the campaign):
-
clones-real-package
-
action-hidden-in-lib-usage
-
exfiltration-generic
Credits
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "fastgram"
},
"versions": [
"1.0.0"
]
}
],
"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": [
"a1091388.xsph.ru",
"a1124634.xsph.ru"
]
},
"malicious-packages-origins": [
{
"id": "pypi/2025-04-fastgram/fastgram",
"import_time": "2025-12-02T22:30:55.186110197Z",
"modified_time": "2025-04-04T12:54:50Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "02bb29c9a5fde0b97aee82db7bed5ddc340092a8b5ebdba1a5dcf4c83e74001f",
"source": "kam193"
},
{
"id": "pypi/2025-04-fastgram/fastgram",
"import_time": "2025-12-02T23:07:18.194566194Z",
"modified_time": "2025-04-04T12:54:50Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "bbc47050a01cdb07bbf87c6a6f47028545200c85d553a4952b686a705a6d7d3c",
"source": "kam193"
},
{
"id": "pypi/2025-04-fastgram/fastgram",
"import_time": "2025-12-10T21:38:57.479038772Z",
"modified_time": "2025-04-04T12:54:50Z",
"sha256": "3841e1d28a332584c8d90360cb9c7c6c3a7a0229b9e1618c43158408598dd365",
"source": "kam193",
"versions": [
"1.0.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (bbc47050a01cdb07bbf87c6a6f47028545200c85d553a4952b686a705a6d7d3c)\nClone of Telethon package that exfiltrates credentials. See client/telegrambaseclient.py L608-626 (exfiltration function) and client/auth.py L163 (usage).\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-04-fastgram\n\n\nReasons (based on the campaign):\n\n\n - clones-real-package\n\n\n - action-hidden-in-lib-usage\n\n\n - exfiltration-generic\n",
"id": "MAL-2025-191724",
"modified": "2025-12-11T09:27:53Z",
"published": "2025-04-04T12:54:50Z",
"references": [
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/fastgram"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in fastgram (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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