{
  "date": "2018-09-27",
  "affected": "172.16.5.203",
  "family": null,
  "outcome": "missed",
  "reviewed_story": "The publisher links this infection to the first supplied email, a WhatsApp-themed lure. Its URL leads through lealcontabil[.]com and 54.38.137[.]127 to a Dropbox-hosted ZIP; another response contains encoded data rather than a normal ZIP. The native summary instead describes routine directory traffic and incorrectly implies no suspicious transfers occurred.",
  "matched": "Workstation/account bindings are present in native packet evidence; the answer text does not explicitly enumerate their values.",
  "gaps": "Misses the redirect/download chain and overstates a clean-looking interpretation. Selecting which email initiated it requires the supplied emails, which were not inputs to this run.",
  "caution": "Dropbox and Google should not become blanket malicious-domain IOCs. The reference says there were no meaningful IDS alerts; lack of alerts did not remove the suspicious chain.",
  "hashes": [],
  "case_number": 19,
  "name": "Blank Clipboard",
  "analysis_id": "0e0621ff-1831-43a5-b884-8ae7b2febaf3",
  "capture_sha256": "460b5e968641264ffb63486cfe2c6586c0db9e19fcc047175c978009eaa94d7b",
  "summary_id": "investigation-summary:1e80b94a-c04d-4688-b0ee-efdabd2760e1",
  "native_summary_saved": true,
  "affected_ip_in_short_report": true,
  "affected_reference_boundary": "packet-supported; reference text omits explicit identity values",
  "reference_source": {
    "url": "https://www.malware-traffic-analysis.net/2018/09/27/2018-09-27-traffic-analysis-exercise-answers.pdf.zip",
    "retrieved_at": "2026-09-22T19:43:10.536033+00:00",
    "zip_sha256": "e2c7fc8ef2d16051a8427cc4a69ae72920f826906d26b215489fa6928bcd0229",
    "pdf_sha256": "266fd957699e22c5de445d9241c453901944839caf2f6d267d2635eddedc092b",
    "archive_member": "2018-09-27-traffic-analysis-exercise-answers.pdf",
    "scope": "Official reference answers, evaluation-only; never supplied to platform or report model."
  },
  "reference_answer_page": "https://www.malware-traffic-analysis.net/2018/09/27/page2.html",
  "reference_hash_checks": [],
  "native_ioc_reviews": [],
  "scope": "Post-freeze reviewer comparison, never supplied to report-writing model. Reference may use alerts, email and endpoint artifacts absent from PCAP-only input."
}