mal-2026-2740
Vulnerability from ossf_malicious_packages
Published
2026-04-15 22:05
Modified
2026-04-20 02:07
Summary
Malicious code in chai-as-type (npm)
Details

chai-as-type is a malicious npm package that when imported downloads a C2 dropper from https://api.npoint[.]io/c26313f0733957a7d787 and executes it (similar to malware in to chai-await-test).

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

Credits
ReversingLabs www.reversinglabs.com
indece indece.com
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "chai-as-type",
        "purl": "pkg:npm/chai-as-type"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "versions": [
        "7.0.5"
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://www.reversinglabs.com"
      ],
      "name": "ReversingLabs",
      "type": "FINDER"
    },
    {
      "contact": [
        "https://indece.com"
      ],
      "name": "indece",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "iocs": {
      "urls": [
        "https://api.npoint.io/c26313f0733957a7d787"
      ]
    },
    "malicious-packages-origins": [
      {
        "id": "RLMA-2026-01916",
        "import_time": "2026-04-16T15:38:56.690919983Z",
        "modified_time": "2026-04-16T09:48:55Z",
        "sha256": "ca8f85334ab437b20dd22839623379d7b662d0b6f8cce2b38e4c953196d4c48f",
        "source": "reversing-labs",
        "versions": [
          "7.0.5"
        ]
      }
    ]
  },
  "details": "chai-as-type is a malicious npm package that when imported downloads a C2 dropper from https://api.npoint[.]io/c26313f0733957a7d787 and executes it (similar to malware in to chai-await-test).\n\n---\n_-= Per source details. Do not edit below this line.=-_\n",
  "id": "MAL-2026-2740",
  "modified": "2026-04-20T02:07:07Z",
  "published": "2026-04-15T22:05:03Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://www.indece.com/en-US/blog/7df041ba-feb1-4d87-918b-7fc2c709d805"
    }
  ],
  "schema_version": "1.7.4",
  "summary": "Malicious code in chai-as-type (npm)"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.