MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for initiating malicious actions. Several heuristics indicate that the document is part of a link farm hosted on compromised WordPress sites, likely serving as a lure to phishing or malware download pages. The ML classifier and ClamAV detection strongly suggest malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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.moteco.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16131ccfe51f9a---kogazezuzisunomutez.pdf In PDF document text
- https://www.okcfarmersmarket.com/wp-content/plugins/super-forms/uploads/php/files/353b95e3420360ad81c2363a835aae47/bapexoxuzudefixavuziwojax.pdfIn PDF document text
- https://goldenparadisestsimons.com/wp-content/plugins/super-forms/uploads/php/files/af15667826c582a5146d36d1240d12b4/61250602573.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/160982e5c5d2cb---xuvukavaxop.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/70a6061d66f2a788f8b03591829ffa99/42264416765.pdfIn PDF document text
- https://cafesca.com/ckfinder/userfiles/files/60674122724.pdfIn PDF document text
- https://nailseasupportgroup.com/wp-content/plugins/super-forms/uploads/php/files/ec50832246686f9a48d13cc353c687f9/kigegijarulukovexiraratug.pdfIn PDF document text
- https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8e0bb12ebb---bokowe.pdfIn PDF document text
- https://chungangroup.com/uploads/files/202108240255265027.pdfIn PDF document text
- http://murielbellhomes.com/userfiles/files/zoxapejegizudakivegal.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/37sk9o17s95luda08igdfov9bt/rojafimumif.pdfIn PDF document text
- https://ivanda-commerce.hr/userfiles/file/22694587759.pdfIn PDF document text
- http://tillyardci.com/userfiles/file/sivusegunerosemozikulakos.pdfIn PDF document text
- https://liniagdanskzydowo.pl/files/zafofifebunawenuzodifomo.pdfIn PDF document text
- https://ngusacdon.com/upload/files/92782858157.pdfIn PDF document text
- https://warungmimpishio.com/contents//files/kagedutatezidokilabaponir.pdfIn PDF document text
- http://buren-kompanie.de/userfiles/files/liporavusiparevimodiret.pdfIn PDF document text
- https://thejinglelab.com/wp-content/plugins/super-forms/uploads/php/files/b619cclildoi639vamuim8665k/keboxef.pdfIn PDF document text
- http://plusk-car.com/js/upload/files/87835350110.pdfIn PDF document text
- http://sibzakon.ru/ckfinder/userfiles/files/94779412375.pdfIn PDF document text
- https://webhosting4.net/media/file/badodebugaxerakebezu.pdfIn PDF document text
- https://bancodevida.com/bancodevida/admin/images/image/file/8724797104.pdfIn PDF document text
- http://tensoinox.com/userfiles/files/93785376727.pdfIn PDF document text
- https://gtsonline.nl/wp-content/plugins/super-forms/uploads/php/files/op832k7pl2lqjfos7uaaodjm9i/besaxazowikafaja.pdfIn PDF document text
- http://www.johnknox.ch/wp-content/plugins/formcraft/file-upload/server/content/files/160b8389ddc4d4---5057520537.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=mediant+800+user+manualPDF 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_off0000e90f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE90F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010126.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10126 | 10712 bytes |
SHA-256: 56ccc784e91b08d06c4ca41f5f8e0eb31ac9d7c1fd07b7af8665b595996e04e1 |
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font_02_sfnt_off000119bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119BC | 17888 bytes |
SHA-256: 8f163d7d29a52b62d4f3b47ed3e05915644b3372401a13a155d24e1005005612 |
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