mal-2025-191534
Vulnerability from ossf_malicious_packages
-= Per source details. Do not edit below this line.=-
Source: google-open-source-security (56df7571e75ad7e85850f9a34bb482f19466af4481db56951ffba42475a4238d)
This package is malicious and typosquating the legitimate pyspellchecker library. This package will deploy a remote-access trojan that allows the attacker full control of the victim's host.
Source: kam193 (a08f9f271e62949f07029e8c2dc7c8904e7272750fe9789442d4549be52c639f)
Packages contain hidden code that is effectively run during importing or using the library, and downloads second stage code. Then, a process running in background periodically connects to a remote host and waits for next code to execute
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-11-spellcheckers
Reasons (based on the campaign):
-
obfuscation
-
Downloads and executes a remote malicious script.
-
The package contains code to execute remote commands (probably limited to a specific set) on the victim's machine.
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "tablates"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.0.1"
]
}
],
"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": {
"domains": [
"dothebest.store"
],
"urls": [
"dothebest.store/allow/inform.php",
"dothebest.store/refresh.php"
]
},
"malicious-packages-origins": [
{
"import_time": "2025-12-02T00:36:18.91202Z",
"modified_time": "2025-12-02T00:36:12Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "56df7571e75ad7e85850f9a34bb482f19466af4481db56951ffba42475a4238d",
"source": "google-open-source-security",
"versions": [
"1.0.1"
]
},
{
"id": "pypi/2025-11-spellcheckers/tablates",
"import_time": "2025-12-02T22:30:55.624408487Z",
"modified_time": "2025-11-26T10:20:42.564189Z",
"sha256": "e2d2bba3d148ff20cb8a3813aafcf025ae28c5dc259bbdc403d6aa874167bdff",
"source": "kam193",
"versions": [
"1.0.1"
]
},
{
"id": "pypi/2025-11-spellcheckers/tablates",
"import_time": "2025-12-02T23:07:18.66537332Z",
"modified_time": "2025-11-26T10:20:42.564189Z",
"sha256": "a08f9f271e62949f07029e8c2dc7c8904e7272750fe9789442d4549be52c639f",
"source": "kam193",
"versions": [
"1.0.1"
]
},
{
"id": "RLMA-2025-06593",
"import_time": "2025-12-24T10:07:31.414141165Z",
"modified_time": "2025-12-23T08:39:53Z",
"sha256": "61a3bce8b99fd58c2aeb2cae49156f70bbfbc071574cbcef5ec0440cd8ea0a61",
"source": "reversing-labs",
"versions": [
"1.0.1"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: google-open-source-security (56df7571e75ad7e85850f9a34bb482f19466af4481db56951ffba42475a4238d)\nThis package is malicious and typosquating the legitimate pyspellchecker library.\nThis package will deploy a remote-access trojan that allows the attacker full\ncontrol of the victim\u0027s host.\n\n## Source: kam193 (a08f9f271e62949f07029e8c2dc7c8904e7272750fe9789442d4549be52c639f)\nPackages contain hidden code that is effectively run during importing or using the library, and downloads second stage code. Then, a process running in background periodically connects to a remote host and waits for next code to execute\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-11-spellcheckers\n\n\nReasons (based on the campaign):\n\n\n - obfuscation\n\n\n - Downloads and executes a remote malicious script.\n\n\n - The package contains code to execute remote commands (probably limited to a specific set) on the victim\u0027s machine.\n",
"id": "MAL-2025-191534",
"modified": "2025-12-24T10:09:32Z",
"published": "2025-11-26T10:20:42Z",
"references": [
{
"type": "REPORT",
"url": "https://helixguard.ai/blog/malicious-spellcheckers-2025-11-19"
},
{
"type": "REPORT",
"url": "https://bad-packages.kam193.eu/pypi/campaign/2025-11-spellcheckers/"
},
{
"type": "ARTICLE",
"url": "https://securityonline.info/pypi-typosquat-delivers-multi-layer-python-rat-bypassing-scanners-with-xor-encryption/"
},
{
"type": "WEB",
"url": "https://helixguard.ai/blog/malicious-spellcheckers-2025-11-19"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/tablates"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in tablates (PyPI)"
}
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.