MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan distribution attempt. It functions as a link farm, containing numerous URLs pointing to compromised WordPress upload directories. These links likely lead to further malicious content or phishing pages, serving as the primary attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
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://drafthe.ru/uplcv?utm_term=william+wilberforce+quotes+on+slavery PDF link annotation
- https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/a2cf39fedd0c76eacda1467d68682c59/fupalarilijowew.pdfIn PDF document text
- http://www.iqubz.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5c215be220---kokozit.pdfIn PDF document text
- http://scard.vn/app/webroot/uploads/files/7299972544.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/48a1mvg5ccvot1e1kpha803an6/rewomoja.pdfIn PDF document text
- https://lightspec.com/wp-content/plugins/super-forms/uploads/php/files/98928143031c350c0ecd6fef2ad2e212/19111027895.pdfIn PDF document text
- https://rclurie.com/wp-content/plugins/super-forms/uploads/php/files/720c5cff36655e4272d97775ae04e774/muzozadadifigejilemeka.pdfIn PDF document text
- http://aircond.md/upload_fck/file/dilafotuparefide.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607794e614d1f---92117372744.pdfIn PDF document text
- https://www.cfo-search.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8b6713cb29---6023013302.pdfIn PDF document text
- https://www.kiakaha.gr/wp-content/plugins/super-forms/uploads/php/files/anmh603ms9a5iufeipqbr4e162/17138317731.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607f8151c00c4---38436680954.pdfIn PDF document text
- https://athensviptour.com/wp-content/plugins/super-forms/uploads/php/files/c791d6e0d2e867097433156d33f7894e/83165680437.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a527d67a9c6---gajakonefu.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/dapan.pdfIn PDF document text
- https://englewoodgrassfarm.com/wp-content/plugins/super-forms/uploads/php/files/79483f0ab2222af37ff178c79192dd88/zanesubime.pdfIn PDF document text
- http://www.radio-kum.si/data/files/sulobuxanavojakan.pdfIn PDF document text
- https://tuabogadoangel.com/wp-content/plugins/super-forms/uploads/php/files/8464ca4f428985c79d701b6203a82e1f/80019048837.pdfIn PDF document text
- https://iphonerepairservice.nl/app/webroot/files/userfiles/files/tubafagido.pdfIn PDF document text
- http://usagimatur.com/files/others/sozepatikojakejedi.pdfIn PDF document text
- https://stef-nancy.fr/upload/document/zowidoxetiketememo.pdfIn PDF document text
- http://www.predoisiasociatii.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160acef2a89219---9149321043.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1607621cdbf4e6---nafipogaxodatizedipi.pdfIn PDF document text
- https://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/60763df4aecbc2359765efd18d89175f/48682800072.pdfIn PDF document text
- https://fobiy.net/wp-content/plugins/super-forms/uploads/php/files/0f338a178954fa230d8b0bf99e045003/75428591989.pdfIn PDF document text
- http://gospelinamerica.com/clients/874377/File/dowosofevud.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b653dc76b88---43531530134.pdfIn PDF document text
- 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_off00010ebf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EBF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000126d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126D1 | 16920 bytes |
SHA-256: c639c86489aa17fc4a3e5af79866bdc9b321e40cb68ac88ffd0602ae56803750 |
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font_02_sfnt_off0001524f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1524F | 11140 bytes |
SHA-256: dfcfbe869290f0d0acc572df8c4420d134a63a591dabf8ce8449d732a073c4be |
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