Malicious PDF — malware analysis report

Static analysis result for SHA-256 6ab5cc2668a27362…

MALICIOUS

PDF

40.8 KB Created: 2021-02-25 21:14:27 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7) First seen: 2026-06-05
MD5: e150b387066c79ea1e1228e3352594e7 SHA-1: b70bf5776c70afd25d51a7acf8f16593e7b124b2 SHA-256: 6ab5cc2668a273628feb1ecb6b2aaa4657e7c8c29d9bf64d4e0db8660a65b95a
182 Risk Score
Tags
free-cdn-ebook-manual-lure

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file contains numerous embedded URLs, many of which point to disposable hosting and are associated with malicious redirector infrastructure. The document body, though heavily obfuscated, contains text related to 'Hobart mixer parts breakdown', suggesting a lure to trick users into clicking malicious links. The presence of ClamAV detection and ML flagging further supports its malicious nature.

Machine Learning

  • Nyx PDF Classifier malicious score 0.7851

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
  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • 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.
  • 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://yafferge.ru/award?keyword=hobart+mixer+parts+breakdown In PDF document text
    • https://lupabarudu.weebly.com/uploads/1/3/1/3/131398308/piwalamu.pdfIn PDF document text
    • https://static.s123-cdn-static.com/uploads/4384316/normal_5ff7abb245173.pdfIn PDF document text
    • http://mitutepoka.medianewsonline.com/jutedozubutavakabi.pdfIn PDF document text
    • http://xuwuvewisin.mypressonline.com/lasesiwamanuw.pdfIn PDF document text
    • https://cdn.sqhk.co/wupifufexix/idihgiP/olympic_archery_range_length.pdfIn PDF document text
    • http://dawexefif.getenjoyment.net/jubomofevotezox.pdfIn PDF document text
    • https://cdn.sqhk.co/samanugutu/1HgcpMX/umc_el_paso_tx_jobs.pdfIn PDF document text
    • https://fewanisip.weebly.com/uploads/1/3/2/7/132712603/xajajib.pdfIn PDF document text
    • https://cdn-cms.f-static.net/uploads/4489593/normal_6023d230ab833.pdfIn PDF document text
    • https://cdn.sqhk.co/risenulowo/cidYhiG/fabajitoxa.pdfIn PDF document text
    • https://zozetaxurumel.weebly.com/uploads/1/3/4/5/134590082/wugalikabezelewikif.pdfIn PDF document text
    • http://zupitatip.atwebpages.com/nutunuteripebebaxupi.pdfIn PDF document text
    • http://gafodix.myartsonline.com/list_of_best_inorganic_chemistry_books.pdfIn PDF document text

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