Malicious PDF — malware analysis report

Static analysis result for SHA-256 85a55614fdd949e7…

MALICIOUS

PDF

76.4 KB Created: 2021-03-03 06:36:18 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: 1cc7b6548fba9a83067c8915c2814551 SHA-1: 60dd41031d81be21c00e65ed62d6b8f0821f346c SHA-256: 85a55614fdd949e7e17155102ebace71571a27660ce65c8a43d904803e737bda
124 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains numerous embedded URLs, many pointing to disposable domains, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were extracted, the PDF structure and embedded links are indicative of a lure to external malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9244

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
    Small PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
  • 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://mezovuduw.ru/strik?utm_term=iskcon+bhagavad+gita+classes+online PDF link annotation
    • http://amst-watch-v1.club/773467052965w6u5.pdfIn PDF document text
    • http://jedomagisuw.getenjoyment.net/does_wii_have_hdmi_output.pdfIn PDF document text
    • http://legko.travel/14076187998sjydv.pdfIn PDF document text
    • http://nicepics.xyz/47961567407lgl9o.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4474478/normal_5feaf2b0c7b27.pdfIn PDF document text
    • https://cdn.sqhk.co/soribivevi/8UTheJJ/88405260090.pdfIn PDF document text
    • https://cdn.sqhk.co/rurufimibiwe/udOpjdQ/kigemivoj.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4369926/normal_600930dd0878c.pdfIn PDF document text
    • https://cdn.sqhk.co/pisapaxosabo/gfhhihd/my_samsung_cloud_images.pdfIn PDF document text
    • http://beautysale.site/alien_shooter_2_game_phonekyiydxt.pdfIn PDF document text
    • http://rastet-malysh.ru/besedabuh883.pdfIn PDF document text
    • http://lobopekogolo.onlinewebshop.net/stairway_to_heaven_korean_drama_park_shin_hye.pdfIn PDF document text

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