MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall 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.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 http://kemenyseprosiklos.hu/upload/file/kuzokejojexot.pdf In PDF document text
- http://mko-yug.ru/wp-content/plugins/super-forms/uploads/php/files/44676f8e482222376e5ac574eb8dda96/rawuju.pdfIn PDF document text
- http://ggmtc.net/userfiles/files/21554363366.pdfIn PDF document text
- https://kominove-centrum.cz/media/files/file/wezojikanejufaribonela.pdfIn PDF document text
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136792e04cd8---sulegaxuwufopurimed.pdfIn PDF document text
- https://onsale.social-push.cc/data/fckeditor/files/27383178725.pdfIn PDF document text
- http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/d1754e0ed0d03924f686fe6a883e3ff6/1974619700.pdfIn PDF document text
- http://ecovn.vn/uploads/news_file/72582189918.pdfIn PDF document text
- http://lumieretvie.com/userfiles/file/bijikegijakikoxixovo.pdfIn PDF document text
- http://www.papelerialapiceros.es/ckfinder/userfiles/files/tepafevejamumije.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1613b4b1ebf712---70534228501.pdfIn PDF document text
- http://reylab.com/userfiles/file/38521954393.pdfIn PDF document text
- https://twr1115.net/files/fckeditor/file/zelifumemerewusitunitog.pdfIn PDF document text
- http://kkagro.com/media/images/upload/file/jowimikoziwexubafujo.pdfIn PDF document text
- https://masukpt1.com/contents/files/moneguwir.pdfIn PDF document text
- http://totalfinance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16136baacaf2c5---dotewozomiridonagup.pdfIn PDF document text
- https://istanajp.com/contents/files/79290852998.pdfIn PDF document text
- http://asvpp.fr/pdf/konimufejope.pdfIn PDF document text
- https://tideandtigers.com/ckfinder/userfiles/files/67976346071.pdfIn PDF document text
- https://milorem-service.ru/userfiles/file/30931827950.pdfIn PDF document text
- https://2ruoteexpo.it/ckfinder/userfiles/files/xeduripojopemaxerolobe.pdfIn PDF document text
- http://99hospitalitygroup.com/ckfinder/userfiles/files/93971249679.pdfIn PDF document text
- http://kor-ra.ru/UserFiles/file/zifovoxufozadov.pdfIn PDF document text
- http://www.jobsincrete.gr/images/_user_na/file/bimuvexaluvolufa.pdfIn PDF document text
- http://www.kocay.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/161358f3c3cedb---takonox.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=videobuddy+apk+downloadPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d491.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD491 | 17868 bytes |
SHA-256: ee1faa044f1e67e8f1cd3f55d8b10c8d984d8bf9360a252e84a9a3727efeaf1c |
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font_01_sfnt_off00010290.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10290 | 10520 bytes |
SHA-256: 7d9caaef077e457813d45746c7d775eb08eadc82b4d5404e7acdf02bba21a37e |
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font_02_sfnt_off00011a66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A66 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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