mal-2025-3439
Vulnerability from ossf_malicious_packages
Published
2025-03-10 13:30
Modified
2025-12-11 09:27
Summary
Malicious code in ccxt-mexc-futures (PyPI)
Details
-= Per source details. Do not edit below this line.=-
Source: kam193 (f2eb5eb75679b536c430ad6d5440e63fbe1d1cd391ab1abf2a411dae3a768ed8)
There is a hidden code that overwrites the default method and downloads remote data, which contains the dictionary pretending to be the right value, and a hidden code to exfiltrate machine ID and download and run a remote code.
Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.
Campaign: 2025-03-ccxt-mexc-futures
Reasons (based on the campaign):
-
obfuscation
-
Downloads and executes a remote malicious script.
-
action-hidden-in-lib-usage
Credits
ReversingLabs
www.reversinglabs.com
{
"affected": [
{
"package": {
"ecosystem": "PyPI",
"name": "ccxt-mexc-futures",
"purl": "pkg:pypi/ccxt-mexc-futures"
},
"versions": [
"0.1.4",
"0.1.5",
"0.1.6",
"0.1.7",
"0.1.8"
]
}
],
"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": [
"update.mexc.workers.dev",
"v3.mexc.workers.dev",
"mexc.workers.dev"
],
"urls": [
"https://v3.mexc.workers.dev/describe.json",
"https://update.mexc.workers.dev/"
]
},
"malicious-packages-origins": [
{
"id": "RLMA-2025-02500",
"import_time": "2025-04-25T09:36:45.676518187Z",
"modified_time": "2025-04-23T16:06:18Z",
"sha256": "f8948ced2172fde60eaa2844530b5eb6d7f7e1c3e46860ffe1787d069de422d5",
"source": "reversing-labs",
"versions": [
"0.1.4",
"0.1.5",
"0.1.6",
"0.1.7",
"0.1.8"
]
},
{
"id": "RLUA-2025-02560",
"import_time": "2025-05-22T14:07:11.173664858Z",
"modified_time": "2025-05-22T12:33:27Z",
"sha256": "b960a73138bba5d79c9eaf82de51d667fc6305ab577d2bea22bde2b3535461bc",
"source": "reversing-labs"
},
{
"id": "pypi/2025-03-ccxt-mexc-futures/ccxt-mexc-futures",
"import_time": "2025-12-02T22:30:55.037404078Z",
"modified_time": "2025-03-10T13:30:44Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "116fc2e7a8fe6b235f43036def48255cb8c8a75e7ad046f94155903e29403ca2",
"source": "kam193"
},
{
"id": "pypi/2025-03-ccxt-mexc-futures/ccxt-mexc-futures",
"import_time": "2025-12-02T23:07:18.045735101Z",
"modified_time": "2025-03-10T13:30:44Z",
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"sha256": "f2eb5eb75679b536c430ad6d5440e63fbe1d1cd391ab1abf2a411dae3a768ed8",
"source": "kam193"
},
{
"id": "pypi/2025-03-ccxt-mexc-futures/ccxt-mexc-futures",
"import_time": "2025-12-10T21:38:57.338883868Z",
"modified_time": "2025-03-10T13:30:44Z",
"sha256": "f126fba8fb0e9d3ab356f93681fa35fcec759a2c6af2c6ab549e344ccfe85d38",
"source": "kam193",
"versions": [
"0.1.4",
"0.1.5",
"0.1.6",
"0.1.7",
"0.1.8"
]
}
]
},
"details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: kam193 (f2eb5eb75679b536c430ad6d5440e63fbe1d1cd391ab1abf2a411dae3a768ed8)\nThere is a hidden code that overwrites the default method and downloads remote data, which contains the dictionary pretending to be the right value, and a hidden code to exfiltrate machine ID and download and run a remote code.\n\n\n---\n\nCategory: MALICIOUS - The campaign has clearly malicious intent, like infostealers.\n\n\nCampaign: 2025-03-ccxt-mexc-futures\n\n\nReasons (based on the campaign):\n\n\n - obfuscation\n\n\n - Downloads and executes a remote malicious script.\n\n\n - action-hidden-in-lib-usage\n",
"id": "MAL-2025-3439",
"modified": "2025-12-11T09:27:52Z",
"published": "2025-03-10T13:30:44Z",
"references": [
{
"type": "ARTICLE",
"url": "https://jfrog.com/blog/malicious-pypi-package-hijacks-mexc-orders-steals-crypto-tokens"
},
{
"type": "WEB",
"url": "https://bad-packages.kam193.eu/pypi/package/ccxt-mexc-futures"
}
],
"schema_version": "1.7.4",
"summary": "Malicious code in ccxt-mexc-futures (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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