MAL-2026-13510

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-progresscircle/MAL-2026-13510.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-13510
Published
2026-08-07T12:14:33Z
Modified
2026-08-07T12:35:14.808599103Z
Summary
Malicious code in dolyame-ui-progresscircle (npm)
Details

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

Source: amazon-inspector (248909eca58bc4f747cced81acc6919e90204bf5f5e1b65417a9fe230dfa3f4d)

The package's main entry unconditionally loads ext.js, which on require/import downloads a platform-specific executable over HTTPS from hardcoded Cloudflare workers.dev hosts (oob-worker.cf100-416.workers.dev, oob-worker.cf102-baf.workers.dev, oob-worker.cf99-9b3.workers.dev) with a DNS-TXT chunked fallback resolving to *.dl.wel1.ru, writes it to /tmp or %TEMP% under decoy names such as.cache<uid> or dotnetdiag<uid>.exe, chmods it 0755 on Unix, and spawns it detached via /bin/sh -c or cmd.exe /c start. Host names and sensitive API references (child_process, os.hostname, fs.chmodSync) are reassembled from split string arrays to evade static matching. lib/telemetry.js contains a redundant loader that base64-decodes embedded chunks, writes them to disk, chmods 0755, and detached-spawns the resulting binary. The package presents itself as a UI progress-circle / monitoring SDK but ships no functionality matching that description.

Database specific 
{
    "malicious-packages-origins": [
        {
            "sha256": "248909eca58bc4f747cced81acc6919e90204bf5f5e1b65417a9fe230dfa3f4d",
            "source": "amazon-inspector",
            "versions": [
                "35.8.1"
            ],
            "import_time": "2026-08-07T12:23:26.243708642Z",
            "modified_time": "2026-08-07T12:14:33Z",
            "id": "IN-MAL-2026-016897"
        }
    ]
}
References
Credits

Affected packages

npm / dolyame-ui-progresscircle

Package

Name
dolyame-ui-progresscircle
View open source insights on deps.dev
Purl
pkg:npm/dolyame-ui-progresscircle

Affected ranges

Affected versions

35.*
35.8.1

Database specific

indicators 
{
    "package_integrity": [
        {
            "hashes": {
                "sha1": "7c76262f1a899bea1f9c28088669e131d490549c",
                "sha512_sri": "sha512-T53DL04jMq3rmcxS4upmbnueVwwXHBe0Az9lj6Idg+yS5JUncsoo00vB2ks2A4szyjxrwMF874K8O7fxi2WDqQ=="
            },
            "filename": "dolyame-ui-progresscircle-35.8.1.tgz"
        }
    ],
    "evidence_files": [
        {
            "path": "_ext.js",
            "sha256": "23b4a130d3c23e27589b95e8f476eb93753e95ba9fc537b19df724cd038d6d48",
            "tlsh": "baa1945a17fa70180692e1d8452f5816b19ee69333c8d9d4ff4ca6944fea12483b39fc"
        },
        {
            "path": "lib/telemetry.js",
            "sha256": "45460e3714e288d63e0a303d08e02d6999693daed154b2beb697d0bb47710858",
            "tlsh": "f9733f4966fb10214263b0685fbb40437635c4072a4aed5dba9c43ec9f8db3896f1fb9"
        }
    ]
}
cwes 
[
    {
        "description": "The product contains code that appears to be malicious in nature.",
        "cweId": "CWE-506",
        "name": "Embedded Malicious Code"
    }
]
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/dolyame-ui-progresscircle/MAL-2026-13510.json"