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 storage or disposable hosting, indicating a link farm designed to redirect users to potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://studiopol.it/userfiles/files/kozovekuvase.pdf In PDF document text
- http://www.brennholz-heinlein.de/wp-content/plugins/formcraft/file-upload/server/content/files/160716b73b5097---favolovukemu.pdfIn PDF document text
- http://architects-desk.com/uploadsfile/sowarujoweduminorudado.pdfIn PDF document text
- http://kondicionery-krasnogorsk.ru/upload_picture/file/66286664462.pdfIn PDF document text
- https://hyundainhapkhau.vn/upload/files/26763655518.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/pupereregixatasewezitibu.pdfIn PDF document text
- http://altaprecision.com/userfiles/file/nomozibekazewegolur.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160ddacf11d825---73360479596.pdfIn PDF document text
- http://aprendanow.com/wp-content/plugins/super-forms/uploads/php/files/dfecee881f8a3356c21c08c6474d3c61/wulum.pdfIn PDF document text
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16113025dbdb81---rovogetubed.pdfIn PDF document text
- https://xn--80ag1a2a.xn--p1ai/files/file/lejojolekokulomawinaj.pdfIn PDF document text
- http://3dsami.org/uploadfilefiles/baxovij.pdfIn PDF document text
- https://limpjet.com.br/wp-content/plugins/super-forms/uploads/php/files/3205ae8a8d065b74b321a4d6a8715d8a/damad.pdfIn PDF document text
- https://stallion-international.com/userfiles/file/ratezixikobofesure.pdfIn PDF document text
- http://grandchainfamilyfoundation.org/clients/85333/File/mofuxiwagusu.pdfIn PDF document text
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e66bc07a1a---divopimexodomexoxoke.pdfIn PDF document text
- http://www.petersmetalstitching.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608096e1831cc---tarekiju.pdfIn PDF document text
- https://rjpexport.com/files/83540140475.pdfIn PDF document text
- https://dfa-finanz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1611646d7af45f---92465343456.pdfIn PDF document text
- https://motelandratecuci.ro/userfiles/file/nawoxiligoxevofibuzifamuk.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=sugiyono+metode+penelitian+kuantitatif+kualitatif+dan+r%26d+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_off0000f2d7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D7 | 16628 bytes |
SHA-256: 70cf08d68ace766a3bedb924e321606dadf91d913b2c9c61eb4d3500634b12c7 |
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font_01_sfnt_off00011e3c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E3C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013653.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13653 | 11052 bytes |
SHA-256: 7429c35651dfb94bc4c0022371585f2b9f704086717b5a89ab701a8cc9e9dfa4 |
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