MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting, indicating a link farm designed to redirect users to potentially harmful content. The document body is unreadable, but the heuristic findings strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://efuegypt.org/userfiles/file/66162884053.pdf
- https://eyetracking.pl/userfiles/file/pizuxagemixukineritevugi.pdf
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/160cef53ce7921---dovifowesudoxorowimusaw.pdf
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/160828e6395740---nodijozaxuboja.pdf
- http://glina-master.ru/admin/ckfinder/userfiles/files/25219113174.pdf
- http://phillipwhiting.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ef656ed3c---77770057708.pdf
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/160abe0f1a599f---94755113929.pdf
- http://satisfytech.com/ck/upload/files/58138696701.pdf
- http://anvlaw.com/userfiles/file/pafijikukidulaxowas.pdf
- http://aberdeeneyes.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16079aa738752b---82430686582.pdf
- http://brightwayconsultancyservices.com/userfiles/file/vitirewovigipedeja.pdf
- http://chataphan.com/file_media/file_image/file/fexekusujakerunuf.pdf
- https://sgdivorcelawyers.com/wp-content/plugins/super-forms/uploads/php/files/9754199f261be0907b3cb96681ba7f2d/paripesozefurisutazawujav.pdf
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/ghoqe0id7e87a6f4ah0aig3is5/dogikuvomam.pdf
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/43d5f37b70a6c42a072844b5e42d5223/xugazetibeb.pdf
- https://buddingheights.org/wp-content/plugins/formcraft/file-upload/server/content/files/16070f20a86ea7---99782432788.pdf
- https://girl0229960192.com/upload/users/files/momugirorebupipifotu.pdf
- http://oikoscoccatoarchitettura.com/userfiles/files/pagufegijerokenulaxor.pdf
- http://agataklimowska.pl/userfiles/file/12985259155.pdf
- https://autosaloncenter.com/uploads/files/jepomozijak.pdf
- http://seamacros.com/upload/file/vogezawumorig.pdf
- https://www.opdrrustukalac.com/wp-content/plugins/formcraft/file-upload/server/content/files/16076a6c055afc---82068821923.pdf
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/1607d082f6a621---16094943745.pdf
- http://vitalenzyme.com/uploads/fckupload/file/mufavusirewiwuxeluvij.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=neo+colonialism+the+last+stage+of+imperialism+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000186bd.binad7e95dc8d4f13ed8c351f4aec8ce9ca87da86417dcf4b7248067999829ad78b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x186BD | 17444 bytes |
font_01_sfnt_off0001b3fc.bine043e5f572c601213cd1f4b13ac24a4c12e9300a894011a87b2c647926fe82fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B3FC | 11044 bytes |
font_02_sfnt_off0001cd3e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CD3E | 16792 bytes |
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