MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for exploiting PDF vulnerabilities or redirecting users. Several heuristics indicate the PDF links to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 http://www.mananthavadynorbertines.org/www/js/ckfinder/userfiles/files/najuv.pdf In PDF document text
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/g4cqgnos22n3i11ie4vna5mhj1/23389122758.pdfIn PDF document text
- https://frasertechno.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c543b0307c---18094029753.pdfIn PDF document text
- https://gbagencement.fr/uploads/file/6423273349.pdfIn PDF document text
- http://stauarchitetti.eu/userfiles/files/wabedogobaveketimutuzeg.pdfIn PDF document text
- https://www.freshstartdigitalmarketing.com/wp-content/plugins/super-forms/uploads/php/files/f5fb48cc91c962b93a39df99d5e80260/xuraxebefiguvapejiw.pdfIn PDF document text
- http://changdahk.com/upload/bifodejofevomekibipa.pdfIn PDF document text
- https://lapalettedesarts.fr/gestion/file/98490549222.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3dedf224df---95220804341.pdfIn PDF document text
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/661d344e161633bedf9563ddf15f5e66/kawonazapimeke.pdfIn PDF document text
- http://altinay-law.com/images/file/33971632459.pdfIn PDF document text
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/rhvu20qpg40214e4cupbf37cf3/44520753398.pdfIn PDF document text
- http://plenaadoracao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b865b0af9ba---rilidapuw.pdfIn PDF document text
- https://mytutr.com/wp-content/plugins/super-forms/uploads/php/files/7d1948e565bc09e21669f17afce21720/18048257989.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/net09v6vv9iolgq8ma2lftmu5p/deneteponowetubaxo.pdfIn PDF document text
- https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133bbcda6585---bakasejuvalowemaliwuxes.pdfIn PDF document text
- https://amatnieks.com/pictures/image/29430666391.pdfIn PDF document text
- https://cincia.ro/ckfinder/userfiles/files/kuzoxesi.pdfIn PDF document text
- https://www.charityweiss.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bfa91e69adb---86715049627.pdfIn PDF document text
- https://stewsites.com/wp-content/plugins/super-forms/uploads/php/files/a39bdbdc730c2e035b3c3b9f66803b07/zifavafuxiwedikigirozadu.pdfIn PDF document text
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1609e551b40058---xasegogafagu.pdfIn PDF document text
- http://travelport.pl/userfiles//file/62645969789.pdfIn PDF document text
- http://www.scmphotography.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1611e06c3501b4---32997843083.pdfIn PDF document text
- http://popnmusic.fr/userfiles/file/zowafaxularaxe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=psl+2019%2F20+fixtures+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_off00011517.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11517 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00012d29.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D29 | 19300 bytes |
SHA-256: adc918754d712e520da2b29e84bed18921c1760d6bf33fa57c177ee2b632f272 |
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font_02_sfnt_off00015fa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15FA3 | 10804 bytes |
SHA-256: f36986b4b22158e2e94d870f701418189c916116fb21028b8bec73f1a53c6dd5 |
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