MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics indicate the PDF contains a link farm pointing to compromised WordPress sites, suggesting it's used to redirect users to malicious content. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM firings strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/796204629bddf9b7c79c051ba4a1650b/27322634176.pdf In PDF document text
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b284f37cd58---24292365294.pdfIn PDF document text
- https://www.kadinlarsitesi.org/wp-content/plugins/formcraft/file-upload/server/content/files/16072d1559c471---zudamutosotuzi.pdfIn PDF document text
- https://lightupalife.org.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16076aed425bf7---85018270572.pdfIn PDF document text
- http://www.melodypods.com/wp-content/plugins/formcraft/file-upload/server/content/files/160770c14c952b---rasabu.pdfIn PDF document text
- https://maxim-catering.de/wp-content/plugins/super-forms/uploads/php/files/spaush1funuiise38q2tqrm8ie/tilokizu.pdfIn PDF document text
- http://bio86.fr/fichiers/somedilimobevefutum.pdfIn PDF document text
- http://scissortailfarms.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ee7a2760492---lezebejurejaxidi.pdfIn PDF document text
- https://newoptic.mn/uploads/files/merisajefabazojuvizaj.pdfIn PDF document text
- https://otelnamore.com/wp-content/plugins/super-forms/uploads/php/files/f188f5421e2fce8c90da7ee6f334d8eb/wineruzuzobunuvekexale.pdfIn PDF document text
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/1610b05b467848---34540457759.pdfIn PDF document text
- http://bestbelly.org/content/files/files/88679805355.pdfIn PDF document text
- https://kvkumariajnkvv.org/singhania/downloads/file/55882758743.pdfIn PDF document text
- http://kystop.com/wp-content/plugins/super-forms/uploads/php/files/45rrjvc48glgnjjjhs8r6bgb10/nisasoxuxejezupozod.pdfIn PDF document text
- http://brette-animation.com/userfiles/file/pulodimef.pdfIn PDF document text
- http://sukhabalka.com/files/file/jimosebewawasarapobu.pdfIn PDF document text
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/1688ab5982913a0fe3d0edd9ad5191e7/66218075138.pdfIn PDF document text
- http://firegallery.ru/img/upload/14960457984.pdfIn PDF document text
- http://www.tokyomagic.jp/images/library/File/duripuvixa.pdfIn PDF document text
- https://www.rydalmereprestige.com.au/wp-content/plugins/super-forms/uploads/php/files/f9vvtq1n6k9ekto5tt4c4c7nff/wudamuluj.pdfIn PDF document text
- https://onhimalayas.com/ckfinder/userfiles/files/1473020241.pdfIn PDF document text
- http://gkia.org/kingkong/userfiles/files/jotuxirenafoluzisamit.pdfIn PDF document text
- http://www.haztartasigepszakuzlet.hu/pics/file/45701788875.pdfIn PDF document text
- https://xanbiente.de/userfiles/file/56978646394.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=notice+d%27utilisation+chaudiere+de+dietrich+mcr+24%2F28+miPDF 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_off00015d44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15D44 | 18868 bytes |
SHA-256: e5fe8bf034277f4eaa509f36132c48244c8e2d048c73016c1fc0b44a02ce6ca4 |
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font_01_sfnt_off00018c99.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x18C99 | 11188 bytes |
SHA-256: 37ab1feec99ebb8e771af91554702b0e758f38c06b9c83951c74c72cee6c463e |
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font_02_sfnt_off0001a6c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A6C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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