MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous external URIs and link farms pointing to potentially compromised websites, suggesting a phishing or malware distribution attempt. The document body is unreadable, but the presence of many links indicates an intent to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://ketchas.ru/uplcv?utm_term=the+very+cranky+bear+book+pdf PDF link annotation
- https://my-natural-style.net/upload/files/dogigezesugunisod.pdfIn PDF document text
- http://cukiernia.eu/upload/files/87653897851.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/lujewasis.pdfIn PDF document text
- https://shinaltd.ru/images/file/85783559670.pdfIn PDF document text
- https://rireenfrance.com/images/upload/files/7231346615.pdfIn PDF document text
- https://dom4m.by/userfiles/files/63835566761.pdfIn PDF document text
- https://dichocungtoi.com/userfiles/file/34421415399.pdfIn PDF document text
- https://toppelletmachine.com/d/files/dedib.pdfIn PDF document text
- https://myvideoclasses.com/ci/userfiles/files/zidotokalujukopevubigode.pdfIn PDF document text
- https://pensiunea-escape.ro/ckfinder/userfiles/files/riginulonazakidasalarixet.pdfIn PDF document text
- http://aire-limpio.com/img/editor/file/kedakevegunagamorixigoba.pdfIn PDF document text
- http://factorycontrolprojects.com/userfiles/file/67506410725.pdfIn PDF document text
- http://bajcsidavidfoto.com/_user/file/21650804278.pdfIn PDF document text
- http://www.motionmantra.com/userfiles/files/vewupazu.pdfIn PDF document text
- https://leanuslab.com/UserFiles/file/6746595082.pdfIn PDF document text
- http://hflbdq.com/uploads/file/040233316182.pdfIn PDF document text
- http://www.shipsupply.co.mz/wp-content/plugins/formcraft/file-upload/server/content/files/1612f4be2d48f8---96198835010.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1613e56f8e59be---nezikubogifimodad.pdfIn PDF document text
- http://reelproductionshd.com/userfiles/file/66753386889.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/161310926c803e---44681922440.pdfIn PDF document text
- http://soc-in.com/data/media/files/48202261236.pdfIn PDF document text
- http://serramentisiciliano.it/userfiles/files/novebuxojuxefef.pdfIn PDF document text
- http://www.ags-sib.ru/ckfinder/userfiles/files/94852548670.pdfIn PDF document text
- http://ndt-tl.ru/upload/file/pinukuva.pdfIn PDF document text
- 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_off0000b35d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB35D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB6F | 17292 bytes |
SHA-256: 715c955ceef99c0d9cb5b7d83ed757b48715e5fdd67355186e273fbdaf5e552a |
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font_02_sfnt_off0000f7f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7F4 | 10688 bytes |
SHA-256: c337c06b5873306448476f63a99ecf0a10736709dae85ffb8d710713a839426a |
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