MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress sites. The ML classifier strongly indicates maliciousness, and the heuristic firings suggest this PDF is part of a link farm designed to direct users to potentially harmful content. No scripts were extracted, limiting the analysis of direct execution capabilities.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 5
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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://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/uj03t0ut7ahd7d8vs60kma4q6t/mogezegefojififikimek.pdf
- https://samarpanbharat.org/trila/userfiles/file/rubodonuriregape.pdf
- http://math-talk.kr/wp-content/plugins/super-forms/uploads/php/files/jkfi8vb6d0vm1tn4i6pua8f0hg/28610191768.pdf
- http://barcelonasixtytwo.com/userfiles/file/53418663114.pdf
- http://kahounova.cz/userfiles/file/nuwafudepebitugonasatibot.pdf
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607a454f91995---92797495211.pdf
- http://maidnheaven.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093c17c27989---wenap.pdf
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160945dec18088---57943447958.pdf
- https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/p60oqv806a6ugg9hsshdcalgn7/vufubalikobapu.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/9k6mlcpjb708cbqvlh12duf2l7/fefetigaxo.pdf
- http://altaprecision.com/userfiles/file/1826709812.pdf
- http://sillajen.com/fckeditor/_upload/file/doloritibutebixavikuf.pdf
- https://southernlightingsource.com/wp-content/plugins/super-forms/uploads/php/files/74a5c00d8e79ba07857068152244f8a2/15077941586.pdf
- http://alpha-th.com/userfiles/file/22804903696.pdf
- http://sosnovgeo.ru/userfiles/file/51164957528.pdf
- http://ahs1966.net/clients/f/f9/f93f52488d971b5f2372adc2bdb16541/File/7296486552.pdf
- https://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/87435c7d31bfda3f17a55d679e82949a/47586290754.pdf
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/3c29d9796102f90891ee7fe27f89696f/jotaviwetexivotorikateniw.pdf
- https://bangprice.com/bangprice.com/beta/cms_image/file/kubokusura.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a49fb74edfd---mevuxasezadi.pdf
- http://smartarts.bg/userfiles/file/dikokov.pdf
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/57b687e15962851e2b68243dd620ab72/gumoj.pdf
- https://acavacecio.it/userfiles/files/32781187829.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=faraday%27s+second+law+in+chemistry
- 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_off0000eeac.binb6994b9fb3324b42ea728114148a042c0cdd2219e206449d2d5d0f2e7f1bf91a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEAC | 17672 bytes |
font_01_sfnt_off00011dbe.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11DBE | 16792 bytes |
font_02_sfnt_off000135d5.bin0b996ee8a467456d705d1df99801ba3b492733091821ecc5bee099dd486df031 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135D5 | 10844 bytes |
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