MAL-2026-12715

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/devplatform-iam-client/MAL-2026-12715.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-12715
Published
2026-08-05T13:49:48Z
Modified
2026-08-05T14:36:38.826635896Z
Summary
Malicious code in devplatform-iam-client (npm)
Details

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

Source: amazon-inspector (494d7de346ffd38cb213791a60c0a1e19d6391e79643e052d31c8ac1e8028b3f)

The package presents a no-op DevplatformIamClient export, but index.js unconditionally require()s./init.js on load. init.js selects a platform-specific path, reconstructs Cloudflare Workers endpoints from split string arrays (oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev, oob-worker.cf100-416.workers.dev) and a DNS-TXT covert-channel fallback under sdk.dl.wel1.ru, ext.dl.wel1.ru, pkg.dl.wel1.ru, net.dl.wel1.ru (base64 chunks reassembled from TXT records), downloads an opaque binary, writes it to a disguised path (/tmp/.cache<hex> or %TEMP%/dotnetdiag<hex>.exe), chmods 0755 on POSIX, and spawns it detached via /bin/sh -c or cmd. No hash or signature verification is performed. Endpoint hostnames are assembled at runtime via array-join to evade static extraction, and the staged file names ('.analyticsstate', 'dotnetdiag*.exe') act as cover. The package name, 'Internal devplatform iam client module' description, empty dependencies, and stub main are consistent with a dependency-confusion lure against an internal registry name; the harm is full-host code execution on the installer at require() time.

Database specific 
{
    "malicious-packages-origins": [
        {
            "modified_time": "2026-08-05T13:49:48Z",
            "source": "amazon-inspector",
            "id": "IN-MAL-2026-015056",
            "import_time": "2026-08-05T14:19:57.301021244Z",
            "sha256": "494d7de346ffd38cb213791a60c0a1e19d6391e79643e052d31c8ac1e8028b3f",
            "versions": [
                "35.5.6"
            ]
        }
    ]
}
References
Credits

Affected packages

npm / devplatform-iam-client

Package

Name
devplatform-iam-client
View open source insights on deps.dev
Purl
pkg:npm/devplatform-iam-client

Affected ranges

Affected versions

35.*
35.5.6

Database specific

indicators 
{
    "package_integrity": [
        {
            "filename": "devplatform-iam-client-35.5.6.tgz",
            "hashes": {
                "sha512_sri": "sha512-Z8NpunbSJPy/mCbj198DwVX8P3BstreMZRkz4D5pCi3IlVOJw4ShS5XxOGWth4l3ypJ/6rDBz6W/coK5/G0jWA==",
                "sha1": "e8ae4b32acf29b7768566586db9df86f58c8d2c9"
            }
        }
    ],
    "evidence_files": [
        {
            "tlsh": "64b1a79a15663019cbb0d7f487174416f69be6633380c2d8fa9ca5940fb217483b1efc",
            "sha256": "10ea19c962b4e0138d5cd30ac4209bc54df31178ea4b701d5845456dd639946d",
            "path": "_init.js"
        },
        {
            "tlsh": "68d0a73206719a3301b953a36cd1811737b20f1f6062ed4e72b7114c01ea465019d331",
            "sha256": "bb10cd6f9227521c2950b810945e82c2cde5264a0a5fba5ccc29275bf00602c3",
            "path": "package.json"
        }
    ]
}
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/devplatform-iam-client/MAL-2026-12715.json"
cwes 
[
    {
        "cweId": "CWE-506",
        "description": "The product contains code that appears to be malicious in nature.",
        "name": "Embedded Malicious Code"
    }
]