MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm or SEO spam operation. One prominent URL, 'https://vilenefex.ru/strik?utm_term=derren+brown+tricks+of+the+mind+audiobook', is presented in a way that mimics search results, likely to trick users into visiting potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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/strik?utm_term=derren+brown+tricks+of+the+mind+audiobook PDF link annotation
- https://walagewujiw.weebly.com/uploads/1/3/0/9/130968979/9683320.pdfIn PDF document text
- https://remogomati.weebly.com/uploads/1/3/4/7/134748537/kuketitules_dexapobel_rakabetade_kokox.pdfIn PDF document text
- http://dafagaketa.sportsontheweb.net/nojoputedisuveve.pdfIn PDF document text
- http://wixujikubipom.mygamesonline.org/40405000208.pdfIn PDF document text
- https://cdn.sqhk.co/lonuxonemor/gdJ8eib/xawawagadupedowifa.pdfIn PDF document text
- https://cdn.sqhk.co/vozaxodep/gebLSif/2__6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://74269c25-1731-4359-90d4-804f54ef9c1c.filesusr.com/ugd/b5973a_24e8d3361b264aa29a63324359c164bd.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/891631db-3f8a-4fcb-bd42-2d348c480ac1/el_conocimiento_silencioso.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/43540597-f9af-4384-b09f-100872b05920/the_adventures_of_huckleberry_finn_sparknotes_chapter_4.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c57c69b3-9f8a-49f7-a04f-3f8a13f0f036/darren_hardy_sunday_planner.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f45615f6-0a71-4737-8201-b9f1c213edb9/plantronics_wireless_headphones_instructions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5726f3a5-da20-4fc3-b9fe-d117e6b06fe9/best_online_crossfit_training.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/04752be2-f179-49e3-8f01-3c251ad81aac/is_has_a_singular_or_plural_verb.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/48b7b83e-8039-41e7-bc70-874c657e7681/how_to_do_bibliography_in_apa_format.pdfIn PDF document text
- http://duribolatajofa.atwebpages.com/i_am_discourse_st_germain_1-33_complete.pdfIn PDF document text
- https://5c839259-519f-4cee-a1a2-6639d654070b.filesusr.com/ugd/140efa_7251b4a2d57540678eccd5c7686fc1a4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/60356617-b818-43be-9991-42a53e21b945/jenuwojipexevilijedex.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a3b01260-5b30-4d24-9d35-0eedab0b8d14/como_son_los_sintomas_de_la_neuralgia.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e0d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D3 | 5408 bytes |
SHA-256: 9c97e12861554d71a2379d4a160771cb06a835ae77dd7afb73fc66c7e185638b |
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font_01_sfnt_off0000f31e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF31E | 10828 bytes |
SHA-256: 3a8cab89b225c363364729143aa9eb91bac573ece958f548e81de4e7471ec54b |
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font_02_sfnt_off000117bd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x117BD | 4324 bytes |
SHA-256: 1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
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