mal-2026-3028
Vulnerability from ossf_malicious_packages
Published
2026-04-24 05:40
Modified
2026-04-24 05:40
Summary
Malicious code in amplitude-ma-ts (npm)
Details

npm stealer. Hardcoded Discord webhook id 1497047226428690432 in postinstall Folder/bin/S.js. Exfils {hostname, whoami, pwd, public_ip (api.ipify.org), /etc/hosts} via Discord embed. v1.0.21 empty placeholder, v1.0.22 shipped payload — name-squat-then-poison. Typosquats @amplitude/* analytics scope. Maintainer 4senna bugbounty4senna+1@gmail.com (Gmail plus-alias throwaway). Score 20, signals: install_hook + nodejs_phone_home + iplookup_website + discord_bot + discord_exfil + exfil_whoami_hostname. Report: data/reports/research-threat-analysis/reports/2026-04-24-amplitude-ma-ts.md

Credits
SafeDep safedep.io
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "amplitude-ma-ts"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "credits": [
    {
      "contact": [
        "https://safedep.io"
      ],
      "name": "SafeDep",
      "type": "FINDER"
    }
  ],
  "database_specific": {
    "malicious-packages-origins": null
  },
  "details": "npm stealer. Hardcoded Discord webhook id 1497047226428690432 in postinstall Folder/bin/S.js. Exfils {hostname, whoami, pwd, public_ip (api.ipify.org), /etc/hosts} via Discord embed. v1.0.21 empty placeholder, v1.0.22 shipped payload \u2014 name-squat-then-poison. Typosquats @amplitude/* analytics scope. Maintainer 4senna \u003cbugbounty4senna+1@gmail.com\u003e (Gmail plus-alias throwaway). Score 20, signals: install_hook + nodejs_phone_home + iplookup_website + discord_bot + discord_exfil + exfil_whoami_hostname. Report: data/reports/research-threat-analysis/reports/2026-04-24-amplitude-ma-ts.md",
  "id": "MAL-2026-3028",
  "modified": "2026-04-24T05:40:43Z",
  "published": "2026-04-24T05:40:43Z",
  "schema_version": "1.7.4",
  "summary": "Malicious code in amplitude-ma-ts (npm)"
}


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Sightings

Author Source Type Date

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.