mal-2026-2017
Vulnerability from ossf_malicious_packages
Published
2026-03-21 18:24
Modified
2026-03-22 23:12
Summary
Malicious code in thisismytest (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9)
During installation, the package downloads and runs a remote executable, which is identified as a backdoor. It connects with a remote server and executes basic commands
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2026-03-thisismytest
Reasons (based on the campaign):
-
malware
-
Downloads and executes a remote executable.
-
backdoor
Source: ossf-package-analysis (19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0)
The OpenSSF Package Analysis project identified 'thisismytest' @ 4.0.0 (pypi) as malicious.
It is considered malicious because:
- The package executes one or more commands associated with malicious behavior.
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "thisismytest"
},
"versions": [
"1.0.0",
"2.0.0",
"3.0.0",
"4.0.0",
"5.0.0"
]
}
],
"credits": [
{
"contact": [
"https://github.com/kam193",
"https://bad-packages.kam193.eu/"
],
"name": "Kamil Ma\u0144kowski (kam193)",
"type": "REPORTER"
},
{
"contact": [
"https://github.com/ossf/package-analysis",
"https://openssf.slack.com/channels/package_analysis"
],
"name": "OpenSSF: Package Analysis",
"type": "FINDER"
}
],
"database_specific": {
"iocs": {
"ips": [
"101.47.72.91"
],
"urls": [
"http://115.190.98.52/java"
]
},
"malicious-packages-origins": [
{
"id": "pypi/2026-03-thisismytest/thisismytest",
"import_time": "2026-03-21T19:39:52.895404088Z",
"modified_time": "2026-03-21T19:05:47.574472Z",
"sha256": "a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9",
"source": "kam193",
"versions": [
"1.0.0",
"2.0.0",
"3.0.0",
"4.0.0",
"5.0.0"
]
},
{
"import_time": "2026-03-22T23:10:11.119892579Z",
"modified_time": "2026-03-21T18:24:07Z",
"sha256": "19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0",
"source": "ossf-package-analysis",
"versions": [
"4.0.0"
]
},
{
"import_time": "2026-03-22T23:10:11.212004356Z",
"modified_time": "2026-03-21T18:25:55Z",
"sha256": "421d783dd1f7d99fd582b5a07e9f691a9c568faa36be4595a167fc98a6c3334e",
"source": "ossf-package-analysis",
"versions": [
"5.0.0"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (a1c269bbb834081025da993697e3e2e44db4a97e16e21f4c792ed85391772fa9)\nDuring installation, the package downloads and runs a remote executable, which is identified as a backdoor. It connects with a remote server and executes basic commands\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2026-03-thisismytest\n\n\nReasons (based on the campaign):\n\n\n - malware\n\n\n - Downloads and executes a remote executable.\n\n\n - backdoor\n\n## Source: ossf-package-analysis (19f3b6e447fea825bca111985cb5f707015439b58f5d4982bb33b91a8f37a1c0)\nThe OpenSSF Package Analysis project identified \u0027thisismytest\u0027 @ 4.0.0 (pypi) as malicious.\n\nIt is considered malicious because:\n\n- The package executes one or more commands associated with malicious behavior.\n",
"id": "MAL-2026-2017",
"modified": "2026-03-22T23:12:31Z",
"published": "2026-03-21T18:24:07Z",
"references": [
{
"type": "EVIDENCE",
"url": "https://www.virustotal.com/gui/file/ac4b2c52d238bc9893450e5068dfc62b87239bc60fc339e13a714ff9e5f312de/detection"
},
{
"type": "EVIDENCE",
"url": "https://www.virustotal.com/gui/file/72603dc2a916f5e552c16c4784aea36f39fe607dfbd1523060c2299e67253549/detection"
},
{
"type": "WEB",
"url": "https://sandbox.kunai.rocks/analysis/a120c2fb-d387-4ede-beb8-72cbf8f1a219"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/thisismytest"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in thisismytest (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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