MAL-2026-12938

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/bnpl-blocks-desktop-bnpl-reviews/MAL-2026-12938.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-12938
Published
2026-08-05T14:46:39Z
Modified
2026-08-05T15:51:07.434041255Z
Summary
Malicious code in bnpl-blocks-desktop-bnpl-reviews (npm)
Details

-= Per source details. Do not edit below this line.=-

Source: amazon-inspector (eaa5e2ca983c49eefb3d32e333435a236f63c2d896ac41aed7b56114c477964c)

On require, index.js loads init.js which reconstructs a set of hostnames from split-string fragments (e.g. 'oob-worker.cf103-','070','.wo','rker','s.dev' and 'sdk.dl','.wel1.','ru'), downloads a per-architecture binary over HTTPS, writes it to /var/tmp or %TEMP% under a disguised name (dotnetdiag<rnd>.exe or.cache<rnd>), chmods it 0755, and spawns it detached via childprocess spawn('/bin/sh', ['-c', <path>+' &']) or spawn('cmd',...). If the HTTPS fetch fails, the loader queries DNS TXT records at c.<domain> for a chunk count and then j.<domain> to reassemble a base64-encoded payload, providing a covert delivery channel that bypasses HTTP egress filters. The childprocess module name and destination hostnames are both split and joined at runtime to evade static analysis, and a cover-story 'analyticsstate' / 'DISABLETELEMETRY' TTL marker is used to disguise intent. This behavior fires automatically on module load with no relation to any advertised package purpose.

Database specific 
{
    "malicious-packages-origins": [
        {
            "id": "IN-MAL-2026-015437",
            "import_time": "2026-08-05T15:19:51.354893775Z",
            "sha256": "eaa5e2ca983c49eefb3d32e333435a236f63c2d896ac41aed7b56114c477964c",
            "modified_time": "2026-08-05T14:46:39Z",
            "source": "amazon-inspector",
            "versions": [
                "35.6.5"
            ]
        }
    ]
}
References
Credits

Affected packages

npm / bnpl-blocks-desktop-bnpl-reviews

Package

Name
bnpl-blocks-desktop-bnpl-reviews
View open source insights on deps.dev
Purl
pkg:npm/bnpl-blocks-desktop-bnpl-reviews

Affected ranges

Affected versions

35.*
35.6.5

Database specific

cwes 
[
    {
        "description": "The product contains code that appears to be malicious in nature.",
        "name": "Embedded Malicious Code",
        "cweId": "CWE-506"
    }
]
indicators 
{
    "evidence_files": [
        {
            "path": "_init.js",
            "tlsh": "b6a1955b16a6b0184bb0ebe4c6178826f65bf66337808694f79c65980f735248372efc",
            "sha256": "a234ea32d4f35261e8b630405e3380dc2023b1927934bd4b08b1458635759e5b"
        }
    ],
    "package_integrity": [
        {
            "filename": "bnpl-blocks-desktop-bnpl-reviews-35.6.5.tgz",
            "hashes": {
                "sha1": "8fdd777c307cf90dc3aa4f014753351f51b9a7ac",
                "sha512_sri": "sha512-D/4qQmePT+NIEHXN48jAcZD5sqZxpweLxTGHzY2scrxeik3Ka/wTHZhquuwZrv2qrAyP7qGVqffQiUYN0XJbsA=="
            }
        }
    ]
}
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/bnpl-blocks-desktop-bnpl-reviews/MAL-2026-12938.json"