MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Several heuristics identified the PDF as a link farm hosted on compromised WordPress upload storage, suggesting it's designed to redirect users to potentially harmful sites. The embedded URLs, while some are marked benign, are part of a larger pattern of hosting malicious content on compromised infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/1608f71d433d3d---45689461534.pdf
- http://erdivigado.hu/userkepek/file/33810141186.pdf
- https://tolgyesvolgy.hu/userfiles/file/rilapeliwivij.pdf
- http://robedecreateur.com/img/files/bonotegopuwofaveb.pdf
- http://bright-mineral.com/uploadfile/file/2021051602471570.pdf
- https://livingcircles.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160a317fd4271b---dujusugumonafibolenoga.pdf
- http://svsteinfurth.de/radsportfiles/file/6928599936.pdf
- http://juniorsmagazine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160711833cd9ea---reguwir.pdf
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/k1mpdhieaia7ludfrpia75ehpb/29914732249.pdf
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/84q7eo16f5teap3lb8qmtovq3b/70257176662.pdf
- https://voicelux.ru/wp-content/plugins/super-forms/uploads/php/files/ef4d468da9ce35f62d9863aceadf57c3/dirixiwapaboxasavozo.pdf
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160c1b2d113a64---68896271541.pdf
- https://www.frankcapassoandsons.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be4e54e5863---kagotedivudimepogokarik.pdf
- http://hoanggiaphatland.com/uploads/image/files/87846988404.pdf
- http://puzynowska-kancelaria.com/userfiles/file/95475295635.pdf
- https://wentworthre.com/wp-content/plugins/super-forms/uploads/php/files/3b24d5068d9c9d32a4330a6bdd827aa1/kidawugojali.pdf
- http://vejwun.cz/images/lokejujaxiwitomarube.pdf
- http://smflow.in/admin/uploads/file/zipirikowulexugun.pdf
- http://asokmontridental.com/userfiles/file/lovoxamuwobeduwapadi.pdf
- http://losmarinoslanzarote.com/marinarubicon/admin/file/77300633206.pdf
- http://cngwalk.com/fckeditor/userfiles/image/46576161508.pdf
- http://africareview.in/userfiles/file/11158199786.pdf
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/da3b04703ceabfdd033456851d51857c/81865802692.pdf
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/fp1r06dmuv0d34656un2o9ih5o/dakolifarulibunatelifoz.pdf
- http://chothuethietbi.info/img/files/girewukon.pdf
- http://bensonlandscape.com/editorData/file/sijat.pdf
- https://www.verpoort-bouw.be/wp-content/plugins/formcraft/file-upload/server/content/files/16083f4d151fa7---2324586803.pdf
- http://suachuadienlanhhoaphat.com/hinhanh_fckeditor/file/jifobebiguxaf.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=cool+particle+effects+minecraft
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db0a.bin542f97642f8e5a6c03165dea1c5e855afb1c410c495a655f660152a4bd0991c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB0A | 10672 bytes |
font_01_sfnt_off0000f381.bind20778fb9745e1921243f05e4f761ff6277ef8fab47273f79099d6d4740eb126 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF381 | 17632 bytes |
font_02_sfnt_off00012229.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12229 | 16792 bytes |
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