Malicious PDF — malware analysis report

Static analysis result for SHA-256 dfccaa7b45a3a404…

MALICIOUS

PDF

50.6 KB Created: 2021-01-06 20:33:02 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: 08e4439997c8f60a5c25e0a4f66c1526 SHA-1: 997c06f069d381c3798b21322a2db36da09f5db5 SHA-256: dfccaa7b45a3a4048784b44b4f3277ad3381f418bbf664dcce02eff0eec47458
134 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains heuristics indicating it is a phishing lure, specifically using an image to redirect users to an external URL. The embedded URL, 'https://traffnew.ru/aws?utm_term=joven+water+heater+guide', is flagged as a redirector for free-download phishing. ClamAV also detected it as a phishing trojan. Although no scripts were explicitly extracted, the PDF structure and the presence of external links suggest an attempt to deliver a malicious payload or phish for credentials.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7011

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
  • Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINK
    PDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://traffnew.ru/aws?utm_term=joven+water+heater+guide PDF link annotation
    • https://cdn.sqhk.co/kaxejelun/jj4vheb/super_bubble_shooter_game.pdfIn PDF document text
    • https://cdn.sqhk.co/xufatirumina/S8g3jab/mind_games_for_dogs.pdfIn PDF document text
    • https://cdn.sqhk.co/xuxozowaki/qicaJhl/46426794287.pdfIn PDF document text
    • https://cdn.sqhk.co/xawemubimaj/FLDhbge/guns_of_glory_apk_3._2.pdfIn PDF document text
    • https://cdn.sqhk.co/ranotigu/NiaQ0hd/barber_cut_my_hair_too_short.pdfIn PDF document text
    • https://wimolakerozer.weebly.com/uploads/1/3/4/4/134448160/mubuzuv_zexedinera.pdfIn PDF document text
    • https://zarojapejafaro.weebly.com/uploads/1/3/5/3/135347044/6171556.pdfIn PDF document text
    • https://cdn.sqhk.co/lopumilekana/hijdges/zombie_assassin_game_download_softonic.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4470979/normal_5fa910a413f8b.pdfIn PDF document text
    • https://zenavepofiwu.weebly.com/uploads/1/3/1/6/131607810/f73a10bf6cbd.pdfIn PDF document text
    • https://lafowesatumu.weebly.com/uploads/1/3/4/5/134503032/nugozujudat.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/5d40b86f-86d9-49f1-ac51-a5dba79d5dfb/schwinn_varsity_1250_walmart.pdfIn PDF document text
    • https://uploads.strikinglycdn.com/files/03fd55ee-fc68-4d0d-80df-36de001dea0d/ribodukarupoma.pdfIn PDF document text

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