MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised CMS upload directories or are hosted on disposable domains, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://medica-eg.com/userfiles/file/94935900312.pdf In PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/4mkedtdgmktfb4buagjbs45057/rozenefifawunu.pdfIn PDF document text
- http://mesotects.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ed9e209b1c8---87225175788.pdfIn PDF document text
- http://osullivanspressurewashing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a25785dec3d---66847758271.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/1607035017f04c---90898919327.pdfIn PDF document text
- https://szalkasszorutacskok.hu/app/webroot/files/content/files/bosanumatalup.pdfIn PDF document text
- https://gilbertems.com/videos/file/fupipafiwala.pdfIn PDF document text
- http://onlineticketreview.com/images/file/20625586686.pdfIn PDF document text
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/a0ac40be3f17ec9cd3488258507915cc/87251823409.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/fdp34afc2t9acm64jon7ohcra4/70047260895.pdfIn PDF document text
- http://sevinctekstil.com/resimler/files/vupirixipaxazimuz.pdfIn PDF document text
- http://lindendirect.com/tempimg/file/lefifed.pdfIn PDF document text
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/160ad67cb7b0b4---rofidezib.pdfIn PDF document text
- http://banhangcongnghe.com/upload/FCK/file/badomabidusabubu.pdfIn PDF document text
- https://doxity.ro/ckfinder/userfiles/files/53284594876.pdfIn PDF document text
- http://ergo-logo-bamberg.de/userfiles/file/zodugoxapoladetelejen.pdfIn PDF document text
- http://cunningham-reunion.com/clients/7/73/7399477c88ef979e1ad3ac38e42cffcc/File/87058179251.pdfIn PDF document text
- http://motivationandmomentum.net/ci/userfiles/files/wamakovojopaf.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/13e9bc8263da8a2b0da9b6b58284508c/zolosadefobigipolosu.pdfIn PDF document text
- https://www.waterlooarmsnewforest.co.uk/wp-content/plugins/super-forms/uploads/php/files/d6581b60f14a620422104a6bcaf70a91/jitobik.pdfIn PDF document text
- http://reichspfarrer.sk/file/97298005618.pdfIn PDF document text
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/16088ebecd1ec4---32687072226.pdfIn PDF document text
- https://xcheck.vn/uploads/userfiles/file/43382376860.pdfIn PDF document text
- http://bizbecho.com/pa/trainstation/uploads/image/file/sazopisuwozexedevovukev.pdfIn PDF document text
- https://wpsqld.com.au/wp-content/plugins/super-forms/uploads/php/files/4e54be9e1f659efc197e31a5bda9fde5/72288467311.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=idealism+and+realism+philosophy+of+education+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_off0000de1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE1D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f634.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF634 | 11052 bytes |
SHA-256: cc7dfa9438589c3ccf7955b3e9d3b1a51fdc6a9cdcd6c529e237fc1f401949ac |
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font_02_sfnt_off00010fb1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FB1 | 17884 bytes |
SHA-256: 5ca178066f652e93492d09ad49666cbdf2c8365f3ee9c337c6b501a565167ab8 |
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