MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous external URLs, with several hosted on compromised or disposable domains, indicating a phishing or malware distribution attempt. The ClamAV detection and ML classifier strongly suggest malicious intent. The document body is heavily obfuscated and appears to be non-readable content generated by wkhtmltopdf, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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 https://bouveau-consulting.com/userfiles/file/ritalejudotuboxa.pdf In PDF document text
- https://jahanchart.ir/data/files/file/83170987502.pdfIn PDF document text
- https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160ce53151a3dc---90933668785.pdfIn PDF document text
- http://zenobiacultura.it/userfiles/file///37350502853.pdfIn PDF document text
- http://peterpan1996.it/userfiles/files/javemavaxusapavovotana.pdfIn PDF document text
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607e206f8572a---gapopo.pdfIn PDF document text
- https://shipnhanh247.vn/asset/files/31227220432.pdfIn PDF document text
- http://wypelnienia.kratex.pl/wp-content/plugins/super-forms/uploads/php/files/14988a17c726107d19ac4b2c93f76751/temomemarerikutofumupev.pdfIn PDF document text
- http://aiswaryamatrimonials.com/fck_uploads/file/zojomitosabedijokugefiz.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a31b69e9135---vixeridovototag.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/16123946f91b6f---bodexajabagidosixamogida.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160bd7e1b1cb80---gimosowezovigito.pdfIn PDF document text
- https://marciasmithconsulting.com/wp-content/plugins/super-forms/uploads/php/files/40b6bceacecdc915e486cc77f64b0ce9/jitusiwezafuweginuj.pdfIn PDF document text
- http://trainternational.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c8d30b2a6b6---16283903631.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/r7dgqln0ik6emp1dket7ppbmqd/69747200828.pdfIn PDF document text
- http://pes.edu.mn/ckfinder/userfiles/files/vevus.pdfIn PDF document text
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607546d049a55---nulokixigagozaban.pdfIn PDF document text
- https://www.sahabatkeluargahomecare.com/wp-content/plugins/formcraft/file-upload/server/content/files/160853749554c5---1435235617.pdfIn PDF document text
- https://peilimineko.com/userfiles/file/xabome.pdfIn PDF document text
- http://quickfix-poland.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca6d28e06ff---dafazax.pdfIn PDF document text
- http://angelojrobles.com/admin_initial_test/userfiles/file/dajilekozovesasibizisos.pdfIn PDF document text
- http://vanhacollection.com/images/files/kuxanelumu.pdfIn PDF document text
- https://agatanorek.com/files/file/wususubafoxitirizuro.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bb56e3b6c54---xivab.pdfIn PDF document text
- https://jfefood.com/wp-content/plugins/super-forms/uploads/php/files/beb3cdc9d4e69eb87cb10a8d6e90d6c2/xogal.pdfIn PDF document text
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/c04098ae83e21200201ce1ba81cc8aad/gawulasofedud.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=i%27ve+been+waiting+for+you+abba+sheet+music+pdfPDF 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_off0000e672.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE672 | 18292 bytes |
SHA-256: 639ac8e3ecd8e7e56cd3b0ddc249e29147aa18fbf1ffc21c8077017014695646 |
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font_01_sfnt_off00011704.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11704 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f1b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F1B | 11512 bytes |
SHA-256: 5bf064c665032f0ded982f06efe2f6ab7a17d7b824a2b96d12c1218ab29dbff5 |
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