MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for Pdf.Phishing.Trojan. The file contains numerous embedded URLs that point to compromised websites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://oniceh.ru/uplcv?utm_term=how+to+increase+pdf+file+size+in+mb+online
- https://www.alpha-dynamics.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160d6b0897eeb6---58893914393.pdf
- https://perleyparish.org/wp-content/plugins/super-forms/uploads/php/files/33554075ee00149d74883f7427cd9365/40939707286.pdf
- http://edwardlankin.com/clients/86087/File/53251134520.pdf
- https://bentzendesign.se/wp-content/plugins/formcraft/file-upload/server/content/files/160856d7909535---3238573239.pdf
- http://growlink.biz/userfiles/file/mudebonox.pdf
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16076514de3b66---totawope.pdf
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/d6k1fr3j1oqereq4b9jst3jqi4/39724015584.pdf
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160d3d3e0d4cde---gixubewanebizipajanu.pdf
- https://brunoamaranti.it/wp-content/plugins/super-forms/uploads/php/files/k0usi3vtb35jnn9lmjea6mjfl5/jezemosifusisa.pdf
- http://envisystem.com/upload/userfile/files/vakagokawolinaru.pdf
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/160987e8a06e45---47498250928.pdf
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/16374cc84fc1f5bf5ab174034ebbad2b/kezamopaxumu.pdf
- http://bichvan.vn/upload/files/jalipexow.pdf
- https://www.stjohnhomelessshelter.org/wp-content/plugins/super-forms/uploads/php/files/32bef0b2fb76594f1fa7ddca134f058b/zesidige.pdf
- https://bancodevida.com/bancodevida/admin/images/image/file/fadorezifijawel.pdf
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/2nmaljokpdidirghu2108c9b1s/rasigenoteduv.pdf
- https://www.prestigeautobody.com.au/wp-content/plugins/super-forms/uploads/php/files/d20dab5e5d38f79d79636410dafebed0/55896596195.pdf
- http://brenno-tojestto.pl/userfiles/file/gikunokofatigesan.pdf
- http://clinical-pain.com/pds/userfiles/files/82814415648.pdf
- http://kleinschaden.expert/userfiles/file/ketafadixefimu.pdf
- http://graficaeformazione.it/userfiles/file/rozufomaxopoxaxibazek.pdf
- https://autotrilogy.com/wp-content/plugins/super-forms/uploads/php/files/244011a74687c70ac17fe0b1ab8bdb1b/judunore.pdf
- https://autotrasportifenoggio.it/file/soduruwaporetoxomop.pdf
- https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/b4c617df61bda870a8f19e38346b0f82/87005789342.pdf
- 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_off0000eaa0.bin23badfdbdb2ce31645d55a36c4bc48302cfe4858edee6e3b41ddfda4f7a4b025 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAA0 | 17404 bytes |
font_01_sfnt_off00011829.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11829 | 16792 bytes |
font_02_sfnt_off00013040.bin1105d0b984725a05bdd3cb07d820045f14518dad020f758df28e998603f1ec87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13040 | 11060 bytes |
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