{
  "case": "2020-02-21",
  "captured_at": "2026-09-22T19:40:39.274Z",
  "url": "[local-instance]",
  "analysis_id": "d9aa0de8-e06d-40b7-bffc-2e1af3c53ea0",
  "summary_id": "investigation-summary:abf8dc27-6ce5-4668-a762-9333cb1a9955",
  "model": "gpt-4.1-2025-04-14",
  "capture_sha256": "8b984eca8fb96799a9ad7ec5ee766937e640dc1afcad77101e5aeb0ba6be137d",
  "native_summary_saved": true,
  "source_sha256": "208c03f5406d5789205639d60c6a6f17eb8da664578f99354d31520296e5e728",
  "screenshot_sha256": "db7209b6dc25b627f84532706ebe56522ecd3ca6311a040b9b3526354c63dadb",
  "all_claim_texts_present": true,
  "live_summary_matches_saved": true,
  "stale": false,
  "width": 1100,
  "height": 821,
  "overflow": [],
  "narrativeFont": "17px",
  "text": "ADVERSARYGRAPH · PCAP INVESTIGATION\nANALYST REVIEW REQUIRED\nWhat happened in this capture?\n\n2020-02-21-traffic-analysis-exercise.pcap\n\nThe host at 172.17.8.174, associated with user gabriella.ventura, downloaded a Windows executable file via HTTP from blueflag.xyz (49.51.172.56); the file content was confirmed as a Portable Executable by exact SHA-256 match.\n\nThe same host also downloaded a ZIP archive via HTTP from a Microsoft-associated delivery domain (205.185.216.42), with file content matching exactly by SHA-256; there is no direct evidence either downloaded file was executed.\n\nDirectory-service (LDAP, SAMR, DRSUAPI) protocol traffic between 172.17.8.174 and 172.17.8.8 was present but matches normal Windows authentication and management patterns; this alone does not establish compromise or lateral movement.\n\nWho was involved\n172.17.8.174 — Source host for both file downloads and directory authentication traffic.\ngabriella.ventura — Windows user conducting network activity.\nWhat remains uncertain\nIt is not known if either downloaded file was executed on 172.17.8.174 after download, and there is no packet evidence of post-download malicious behavior.\nNext check\nVerify whether the executable downloaded from blueflag.xyz was launched or present on 172.17.8.174, and investigate the provenance and intent of both downloaded files using endpoint telemetry.\n\nModel: gpt-4.1-2025-04-14 · 158 claim-text words · 2026-09-22 · pcap-investigation-summary-v5\n\nCapture SHA-256: 8b984eca8fb96799a9ad7ec5ee766937e640dc1afcad77101e5aeb0ba6be137d\n\nExact citations and reputation coverage are available separately. A downloaded file is not proof of execution.",
  "browser_errors": [],
  "overlapping_fixed_elements": [],
  "visual_review": {
    "status": "passed",
    "reviewer": "assistant visual image inspection",
    "reviewed_at": "2026-09-22T19:43:40.778746+00:00",
    "image_sha256": "db7209b6dc25b627f84532706ebe56522ecd3ca6311a040b9b3526354c63dadb",
    "notes": "Reopened the final overlay-free image after capture completed. Full case title, narrative, indicators and footer are readable without cropping, overlap or clipping. No floating startup notification is present; semantic correctness is reviewed separately.",
    "scope": "Image presentation only: readable text, complete frame, consistent case identity, no overlap/clipping. Investigation correctness is evaluated separately against evidence and answers."
  }
}