MAL-2026-5361

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Import Source
https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/web3-tools-9/MAL-2026-5361.json
JSON Data
https://api.osv.dev/v1/vulns/MAL-2026-5361
Published
2026-06-09T02:51:08Z
Modified
2026-07-09T16:32:05.042434879Z
Summary
Malicious code in web3-tools-9 (npm)
Details

Note: This report is updated by a verification record

Crypto/SSH/wallet stealer, confirmed sibling of blockchain-helper-0 (c960). postinstall scripts/postinstall.js auto-execs, src/index.js harvests ~/.ssh/id_rsa + wallet keys/seeds + env, self-labels "CRYPTO STEALER", exfils to IDENTICAL hardcoded Telegram bot 8227918239:AAGEMDrBZluDsBBYPxfSyMuv2l3FY8cZCcs chat 6433587894 (unchanged vs c960). Campaign: generic-web3-name + numeric suffix + 1.0.0.

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

Source: amazon-inspector (3bcb64b097d425e6e8d30af12e00d0cc0b19d1ab29fe4c43780f6d47cf424b6d)

The package was found to contain malicious code or consuming dependency that contains malicious code

Source: ossf-package-analysis (30899b5186752df16c53009020a7fa34be43d155113d7b865bb641ada4911cf2)

The OpenSSF Package Analysis project identified 'web3-tools-9' @ 1.0.0 (npm) as malicious.

It is considered malicious because:

  • The package communicates with a domain associated with malicious activity.
Database specific 
{
    "malicious-packages-origins": [
        {
            "sha256": "30899b5186752df16c53009020a7fa34be43d155113d7b865bb641ada4911cf2",
            "modified_time": "2026-06-09T02:51:08Z",
            "versions": [
                "1.0.0"
            ],
            "source": "ossf-package-analysis",
            "import_time": "2026-06-09T12:03:47.760121103Z"
        },
        {
            "sha256": "3bcb64b097d425e6e8d30af12e00d0cc0b19d1ab29fe4c43780f6d47cf424b6d",
            "modified_time": "2026-07-09T15:45:21Z",
            "id": "IN-MAL-2026-009217",
            "source": "amazon-inspector",
            "versions": [
                "1.0.0"
            ],
            "import_time": "2026-07-09T16:20:51.999934596Z"
        }
    ]
}
References
Credits

Affected packages

npm / web3-tools-9

Package

Name
web3-tools-9
View open source insights on deps.dev
Purl
pkg:npm/web3-tools-9

Affected ranges

Type
SEMVER
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1.*
1.0.0

Database specific

indicators 
{
    "package_integrity": [
        {
            "hashes": {
                "sha512_sri": "sha512-PXXQpxcd+GkLY+h2wMYCs8zVZTGt7dXEEbAOyoKyEcE0dswr93bSUdhuruqKHYpW62txiMhYyGPdL7XgpwkaWQ==",
                "sha1": "2d4deb53ab23ff96ecfd39ef09227fe7cab5d463"
            },
            "filename": "web3-tools-9-1.0.0.tgz"
        }
    ]
}
cwes 
[
    {
        "name": "Embedded Malicious Code",
        "cweId": "CWE-506",
        "description": "The product contains code that appears to be malicious in nature."
    }
]
source 
"https://github.com/ossf/malicious-packages/blob/main/osv/malicious/npm/web3-tools-9/MAL-2026-5361.json"