MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with a primary focus on `https://vilenefex.ru/wix?keyword=apk+emoji+ios+13`. The heuristic `PDF_SEO_DISPOSABLE_LINK_FARM` indicates the PDF is designed as a link farm on disposable hosting, suggesting a malicious intent to manipulate search results or redirect users to potentially harmful sites. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 5
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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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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://vilenefex.ru/wix?keyword=apk+emoji+ios+13 PDF link annotation
- https://s3.amazonaws.com/dofufiri/35410615656.pdfIn PDF document text
- http://tudiweva.22web.org/willy_wonka_and_the_chocolate_factory_cast_now.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368230/normal_602aaf8869b24.pdfIn PDF document text
- http://kifenefazujiz.iblogger.org/line_drawing_techniques_worksheet.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4501484/normal_5fc5c850305d2.pdfIn PDF document text
- https://refanoripusegu.weebly.com/uploads/1/3/4/3/134306014/ca75ff9ead2e46d.pdfIn PDF document text
- https://s3.amazonaws.com/jivala/50072100498.pdfIn PDF document text
- https://piguvedulo.weebly.com/uploads/1/3/4/7/134724556/mogeruxunaxenokid.pdfIn PDF document text
- https://s3.amazonaws.com/safenalavojuwu/argumentative_essay_conclusion_examples.pdfIn PDF document text
- http://likododolokopaj.iblogger.org/nilelabili.pdfIn PDF document text
- http://fegebekuxew.22web.org/civ_6_egypt_strategy_guide.pdfIn PDF document text
- https://fawirato.weebly.com/uploads/1/3/5/3/135392883/filoladi_xolosuwidikamek_rubed_ririzoxemijigu.pdfIn PDF document text
- https://tuwunofibe.weebly.com/uploads/1/3/4/6/134657164/rununutinimebij.pdfIn PDF document text
- https://bovitala.weebly.com/uploads/1/3/4/4/134497817/dujefitalipesasux.pdfIn PDF document text
- https://s3.amazonaws.com/tazopaju/free_worksheets_for_beginning_esl_students.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/48dff0c4-4dce-4b50-8710-238e365b5e1a/como_hacer_el_taller_mecanico_automotriz.pdfIn PDF document text
- http://puzexexaniledow.epizy.com/wosekudonekidojuduvojuse.pdfIn PDF document text
- http://luvebex.rf.gd/89091145864.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b8dce0b5-1b98-4d24-9355-0adef4b7c758/5th_edition_character_sheet_json.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://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eaed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAED | 4972 bytes |
SHA-256: c10255b249fed5b177459efd2182e5d6b904eeb588bf3eb605b924e6a4b8323b |
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font_01_sfnt_off0000fbd6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBD6 | 4232 bytes |
SHA-256: dc9e280e3716534d7d9481d6ffebc62e155fc2f51dfa56846bc77caf3facb5e9 |
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font_02_sfnt_off00010b9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B9E | 10340 bytes |
SHA-256: 7279b8342b4d3b6e542b4f9d288a0adaca753bbd57c7e623d4fe7e636f9af0e3 |
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font_03_sfnt_off00012f15.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F15 | 16524 bytes |
SHA-256: be1665bd99c7bd28a4624f47c86531405b4f6a8a9351b1992a19633f02506c95 |
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font_04_sfnt_off00014569.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14569 | 1748 bytes |
SHA-256: f0a88f0ebc5209daefb10e1ce02cecb9ab784a7a91854bfb646a3c59a620ceda |
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