mal-2025-191663
Vulnerability from ossf_malicious_packages
Published
2025-10-26 19:28
Modified
2025-12-03 00:04
Summary
Malicious code in syschecker (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (81ab746bf511a8c6c41c5776e5688c310a5255c65fda0fad65e31b1ed534dc91)
Package downloads and runs an obfuscated bat file, which executes malicious activity according to VirusTotal results.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-10-windowsrequir
Reasons (based on the campaign):
-
impersonation
-
Downloads and executes a remote malicious script.
-
malware
Credits
ReversingLabs
www.reversinglabs.com
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "syschecker",
"purl": "pkg:pypi/syschecker"
},
"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"
},
{
"contact": [
"https://www.reversinglabs.com"
],
"name": "ReversingLabs",
"type": "FINDER"
}
],
"database_specific": {
"iocs": {
"domains": [
"stellar-conquest.fr"
],
"urls": [
"http://stellar-conquest.fr/launcher.bat"
]
},
"malicious-packages-origins": [
{
"id": "RLMA-2025-05641",
"import_time": "2025-12-02T09:09:39.721230121Z",
"modified_time": "2025-12-01T12:55:05Z",
"sha256": "d0e2650f83ac021e35ac310d0c8c619f764d830aa00946ad88216d551896d019",
"source": "reversing-labs",
"versions": [
"1.0.0"
]
},
{
"id": "pypi/2025-10-windowsrequir/syschecker",
"import_time": "2025-12-02T22:30:55.621165396Z",
"modified_time": "2025-10-26T19:28:00.829784Z",
"sha256": "9a4acaadc3325f04ceaef679cde8994c5c045700d666cf5c25f9a5448b0f0bea",
"source": "kam193",
"versions": [
"1.0.0"
]
},
{
"id": "pypi/2025-10-windowsrequir/syschecker",
"import_time": "2025-12-02T23:07:18.662052412Z",
"modified_time": "2025-10-26T19:28:00.829784Z",
"sha256": "81ab746bf511a8c6c41c5776e5688c310a5255c65fda0fad65e31b1ed534dc91",
"source": "kam193",
"versions": [
"1.0.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (81ab746bf511a8c6c41c5776e5688c310a5255c65fda0fad65e31b1ed534dc91)\nPackage downloads and runs an obfuscated bat file, which executes malicious activity according to VirusTotal results.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-10-windowsrequir\n\n\nReasons (based on the campaign):\n\n\n - impersonation\n\n\n - Downloads and executes a remote malicious script.\n\n\n - malware\n",
"id": "MAL-2025-191663",
"modified": "2025-12-03T00:04:28Z",
"published": "2025-10-26T19:28:00Z",
"references": [
{
"type": "EVIDENCE",
"url": "https://www.virustotal.com/gui/file/7b54915ac4e6d820bec7782cb02adb0d9ef7a3e9532a7e45d9e29bb220f3d079/detection"
},
{
"type": "EVIDENCE",
"url": "https://www.virustotal.com/gui/file/ac5ce135f96d67e8cc61887a9343468f72cd034af266ae65da2d5f1797ca28e7/detection"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/syschecker"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in syschecker (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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