MAL-2026-12956

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/bnpl-blocks-independent-bnpl-features/MAL-2026-12956.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-12956
Published
2026-08-05T14:45:33Z
Modified
2026-08-05T15:51:15Z
Summary
Malicious code in bnpl-blocks-independent-bnpl-features (npm)
Details

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

Source: amazon-inspector (afeff40a463b598ac2764623ad9820714953bbb4a882848e4a2d68d1ec0a74fd)

On require() of the package, index.js loads./bridge.js which reconstructs attacker-controlled hostnames from split string fragments (oob-worker.cf10*.workers.dev, with a DNS TXT fallback via *.wel1.ru) using.join(''), downloads a platform-specific binary via https.get, writes it to /tmp or %TEMP% under a disguised name resembling dotnet_diag.exe or.cache_, chmods 0755, and spawns it detached via /bin/sh -c or cmd.exe /c start /b. Execution is gated only by a mtime stamp file and a DISABLE_TELEMETRY-style env var. A DNS-TXT chunked-transfer channel base64-reassembles payload bytes as a fallback when HTTPS is blocked. Comments frame the behavior as 'telemetry'/'analytics'. Hostname reconstruction, disguised filename, detached spawn, and DNS-based delivery are deliberate evasion patterns rather than misconfiguration.

Database specific 
{
    "malicious-packages-origins": [
        {
            "id": "IN-MAL-2026-015430",
            "import_time": "2026-08-05T15:19:50.973218832Z",
            "modified_time": "2026-08-05T14:45:33Z",
            "sha256": "afeff40a463b598ac2764623ad9820714953bbb4a882848e4a2d68d1ec0a74fd",
            "source": "amazon-inspector",
            "versions": [
                "35.7.2"
            ]
        }
    ]
}
References
Credits

Affected packages

npm / bnpl-blocks-independent-bnpl-features

Package

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

Affected ranges

Affected versions

35.*
35.7.2

Database specific

cwes 
[
    {
        "cweId": "CWE-506",
        "description": "The product contains code that appears to be malicious in nature.",
        "name": "Embedded Malicious Code"
    }
]
indicators 
{
    "evidence_files": [
        {
            "path": "_bridge.js",
            "sha256": "819840de4797aef98a2c07ff446a57dba4533b85e87c6f0b6e7f0f9580fa1781",
            "tlsh": "41a1779616aa301847b09be4cb1b4416f65bf66377c0c294fb9ca5d45f7212483b1efc"
        }
    ],
    "package_integrity": [
        {
            "filename": "bnpl-blocks-independent-bnpl-features-35.7.2.tgz",
            "hashes": {
                "sha1": "9a35feb2b8da40b5dc0f649abdd6b00e27d4cf6e",
                "sha512_sri": "sha512-YSw9IIz56ptZTHgZdzECDWYyhBn/mwO8GDo4VBG20sqePgCJSXAS6nHdJ1tdEDedMQ4QC/RRyp1Le6qbQDKLuQ=="
            }
        }
    ]
}
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/bnpl-blocks-independent-bnpl-features/MAL-2026-12956.json"