MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
T1059.007 JavaScript
The PDF document contains numerous embedded URLs that point to compromised WordPress sites. These sites, in turn, host further PDF files, suggesting a multi-stage distribution or phishing scheme. The ML classifier strongly indicated maliciousness, and the link farm structure is a common tactic for spreading malware or leading users to phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://crewmak.ru/uplcv?utm_term=cake+bouquet+images+free PDF link annotation
- http://www.colegiometa.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/1607d5b77a1faa---fimizadopujajanivitifo.pdfIn PDF document text
- http://training-solutions.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160889dd8a85e3---53372945865.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608852a3ee642---vedijida.pdfIn PDF document text
- http://nuyewrecruitment.com/wp-content/plugins/super-forms/uploads/php/files/e45f610485db2ce8341f52f42a1c3021/fudajunerasuluwuwexiwo.pdfIn PDF document text
- https://ecoinkworld.com/wp-content/plugins/super-forms/uploads/php/files/e65fce22325b586dda3f5df4647dd008/22671394333.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16075a1ecea994---zosovexozeda.pdfIn PDF document text
- https://stefandes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075d037477cb---87155983322.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/n9enr9flab7nk080af88ntsue2/kofufobakawin.pdfIn PDF document text
- http://www.ecvbrass.ch/user/web/file/nidamagonolosi.pdfIn PDF document text
- http://argyler.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074327f8825f---76898910083.pdfIn PDF document text
- https://snabavto.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093bb45c49e7---jojubalutibobif.pdfIn PDF document text
- https://arihantgranites.in/wp-content/plugins/super-forms/uploads/php/files/nd3vvvhm614jga250patj5teq0/turewesuvuziwewuv.pdfIn PDF document text
- https://www.allterra.group/wp-content/plugins/super-forms/uploads/php/files/327710bff00ccc1318e26986fc5a2a6d/65981029149.pdfIn PDF document text
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/0aedfd0746e5241a4e3a142077ab12fb/nojojodikodutigezakew.pdfIn PDF document text
- https://www.tai.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16083963f6f3c1---pewemejileku.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dc42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC42 | 5292 bytes |
SHA-256: b71029cb832bbf7fd87f53e345709cae053b90aa3554460ab0f7994ec5b7e917 |
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font_01_sfnt_off0000ee30.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE30 | 9888 bytes |
SHA-256: 76acb581fcb052918cba673961c56d59a252b79a7057fa1024a510b426068bda |
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