MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a large number of external links, a technique often used for SEO manipulation or to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, classifying it as a phishing trojan. While no scripts were directly extracted, the PDF structure and numerous external URLs suggest it's designed to redirect users to 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=the+silver+mask+book PDF link annotation
- https://cdn-cms.f-static.net/uploads/4474752/normal_604919c900c35.pdfIn PDF document text
- https://cdn.sqhk.co/xexanodu/ifgfCie/tipixoro.pdfIn PDF document text
- https://cdn.sqhk.co/bepifopid/1Fhehf1/sticker_app_for_whatsapp_download_jio_phone.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408346/normal_605fab3d208d8.pdfIn PDF document text
- https://cdn.sqhk.co/vomikigiw/hfiajc3/vetunexiruvekewexe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/lizuseguwix/what_is_the_salary_of_a_mechanical_engineer_with_career_experience.pdfIn PDF document text
- https://b962d5b8-8819-42e3-9ba3-d95e8366760e.filesusr.com/ugd/f51585_bfc18a7bfa7047f6893ca7c9e0e1f7a4.pdf?index=trueIn PDF document text
- https://535a9070-e28a-464b-adc5-c02ad08be00b.filesusr.com/ugd/9df9d6_e99366e3361a43dd9e7f3e21a2421c7e.pdf?index=trueIn PDF document text
- https://c9977776-9e37-4432-9eae-e541147807da.filesusr.com/ugd/bb6cc6_7c0a89af16fa4db688a9acc39344fbdd.pdf?index=trueIn PDF document text
- https://a86b13d2-a9ad-4039-ad74-10d2f7332aba.filesusr.com/ugd/6e2451_757cae9271714cb9bb3b21c546904174.pdf?index=trueIn PDF document text
- https://1801fa0f-56e4-4894-8452-b8e06651d4be.filesusr.com/ugd/868401_404c9c4ac6274a77be4537ef3681a32a.pdf?index=trueIn PDF document text
- https://a4758657-6aaa-4003-b0f6-1957e800abfd.filesusr.com/ugd/70c1f8_0ce4f4f014a647119d01c6b8d3dcedee.pdf?index=trueIn PDF document text
- https://9e269ae7-c3cf-4b9f-bde2-1d9be064b7bf.filesusr.com/ugd/139869_315dbbb069964ce4aca926b436b24595.pdf?index=trueIn PDF document text
- https://36425c1f-c329-48aa-845d-1f8252cb45c8.filesusr.com/ugd/01d500_a34929de189d4091a74bb81247c996fe.pdf?index=trueIn PDF document text
- https://911f1565-2faa-4874-b261-330d521e7362.filesusr.com/ugd/f46427_cb0a7131467a43eda93996666ea5f55b.pdf?index=trueIn PDF document text
- https://73b3f487-90f5-41a6-bf44-750372f72efd.filesusr.com/ugd/39e8d0_e3148397c0694e8aad4c5fd5d28fb58b.pdf?index=trueIn PDF document text
- https://e6b56e3c-1b88-4cfb-972d-ab1702b0a06e.filesusr.com/ugd/8c0e65_e1b4ffe9cd874ebdb28ec35bd1c8ab7a.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/lulelepese/beautiful_creatures_caster_chronicles.pdfIn PDF document text
- https://d6a293f2-6876-493d-91b7-c13182b05023.filesusr.com/ugd/bcaa7e_cf56e86102094531b382dc2d9d4814ab.pdf?index=trueIn 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_off0000e30f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE30F | 5136 bytes |
SHA-256: d3566da0284730e4a92ceb1e97b3696e19ff80184015be8362af316906715332 |
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font_01_sfnt_off0000f45e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF45E | 11364 bytes |
SHA-256: 87fd4ed7ab721d66e87d8f5ec361f50b42b687d061a15ef84f8d800d45edeadd |
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