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Malicious code in @hrmony/kit-1 (npm)

Type: advisorySource: OSV1 source record

--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (0a4084c44ab6554d66c474338de2cb482a25b31e6822d470e08b2b2ef5b1735a) The package executes credential-harvesting code both from its postinstall script (scripts/check-setup.mjs) and from its main entry (index.js), so theft fires on npm install and again on require/import even when lifecycle scripts are skipped. Both code paths query the EC2 Instance Metadata Service at 169.254.169.254 (IMDSv2 token flow) to retrieve instance identity, IAM role names, and the role's temporary security credentials; enumerate all of process.env; and recursively read /var/run/secrets/ (Kubernetes service-account tokens and mounted secrets). The collected data is POSTed to https://hrmnmn.dd.h4x.tv/save_instance_info_hook and https://hrmnmn.dd.h4x.tv/save_instance_info_index. An additional unconditional beacon POST ({"c53":"hello"}) to the same host provides install/import telemetry. The h4x.tv destination has no relation to any declared publisher or purpose.

Announced Group revision 1
Original source ↗

MAL-2026-17264

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:MAL-2026-17264

@hrmony/kit-1

Source reference: /affected/0/package/name

Affected versions
1.99.0

Source reference: /affected/0/versions

Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "package": {
      "name": "@hrmony/kit-1",
      "purl": "pkg:npm/%40hrmony/kit-1",
      "ecosystem": "npm"
    },
    "versions": [
      "1.99.0"
    ],
    "database_specific": {
      "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/@hrmony/kit-1/MAL-2026-17264.json",
      "indicators": {
        "evidence_files": [
          {
            "path": "scripts/check-setup.mjs",
            "tlsh": "e0b1878642fb0411159f75ab8bbba1079036d1473948addc3f9c63842f4e4edea61bcd",
            "sha256": "777f182f3318734f8702f9d063920da379e415932d54045bf168d1477d079f39"
          },
          {
            "path": "index.js",
            "tlsh": "e0b1968642fb0411159f79ab8bbba0079036d1473948addc3f9c63842f4e4edea61bcd",
            "sha256": "fabbdce7eb1681bd0ffe1e9d1586eea9819aa2c391cf4950e83811805815b0c9"
          }
        ],
        "package_integrity": [
          {
            "hashes": {
              "sha1": "9b77077fc241bd03c83ee1c6a8d7cdca90d91d1a",
              "sha512_sri": "sha512-ur2b1knjhEwbgwzpv13U3VozEWrgo3KVXy5q8rKl5MQI98FSWdl5VaM3u/SqJYtIb8ff66X/915Z6Gqz+CIryw=="
            },
            "filename": "kit-1-1.99.0.tgz"
          }
        ]
      }
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#29708 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement