MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external links, many pointing to compromised WordPress sites or disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. The embedded JavaScript likely facilitates the redirection or download of further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 7
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://winston-woodward.com/wp-content/plugins/super-forms/uploads/php/files/90aff2c71f2638d3b4626fbbce829776/zusuvijujumopoxolotevejep.pdf In PDF document text
- https://shop-ecobati.com/medias/upload/files/mixasugujuwufe.pdfIn PDF document text
- http://domainecomps.com/documents/files/44241235350.pdfIn PDF document text
- http://beiwendq.com/userfiles/file/nafemofubewokojorawon.pdfIn PDF document text
- http://www.eflox.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607e18223d2b3---devofusiguvi.pdfIn PDF document text
- https://lesfeesdelhetre.fr/upload/files/suwinevexum.pdfIn PDF document text
- https://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/397a49f18e6ac9b4dbc6e5af27e4395c/66413390996.pdfIn PDF document text
- https://smoothnomad.com/wp-content/plugins/super-forms/uploads/php/files/7q8m6s5flj7ircv21jfe23cc7u/vuganitipuge.pdfIn PDF document text
- https://dlt-nkp.com/fileupload//file/pogisavaxopu.pdfIn PDF document text
- http://www.ncstarim.com.tr/wp-content/plugins/super-forms/uploads/php/files/jbcs5llf5utrc6oiv4dd29ots5/41832140024.pdfIn PDF document text
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/c60ec453a5bb0999284f65783aade803/sasogomoposaxuzotaseja.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160c896d199794---53819129739.pdfIn PDF document text
- http://compie.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160aaec353f1ca---fuxuwejelamabitepemuxoj.pdfIn PDF document text
- http://gernano.eu/gfx/userfiles/files/kodeme.pdfIn PDF document text
- http://stonestudio.pl/files/upload/file/65973457889.pdfIn PDF document text
- http://battlegrouponline.com/app/webroot/js/ckfinder/userfiles/files/vuzoroxufesoxawixuk.pdfIn PDF document text
- http://autoscuolavalerio.it/userfiles/files/dipodasidotiwanuterasis.pdfIn PDF document text
- http://benthanhsgfarm.com/images/uploads/files/sejago.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/160845720e4520---fuwisinodupeful.pdfIn PDF document text
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/e85f735c272b42540186dbd2204be504/84060518633.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/cb3c94144ef5b794653aace5d15b42b6/mabimoneva.pdfIn PDF document text
- http://cukiernia-waltar.pl/qcms/userfiles/file/80676031362.pdfIn PDF document text
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607e15a38bd91---30286301359.pdfIn PDF document text
- http://crisismobile.com/ckfinder/userfiles/files/zesetubexoto.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/96136023108.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=grafica+del+seno+en+hoja+milimetradaPDF 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_off0000fd83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD83 | 16456 bytes |
SHA-256: a410bdbb556cd4111f5cc52b3832e9d5ec0ec2a3a64e6156aec41ab109e6bce2 |
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font_01_sfnt_off00012713.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12713 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013f2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13F2A | 10912 bytes |
SHA-256: b9f3fac447adc9727e29297816197ab3a3d7173203969b67e4b0f67e60dda3d3 |
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