MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample is a PDF file flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, with one prominent URL, 'https://vilenefex.ru/strik?utm_term=most+desert+streams', identified as a potential phishing or malware distribution point. The PDF also exhibits characteristics of a link farm on disposable hosting, suggesting an attempt to obscure the true malicious destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9960
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/strik?utm_term=most+desert+streams PDF link annotation
- https://cdn-cms.f-static.net/uploads/4410204/normal_604314cf6ee06.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450721/normal_5fd973f0c28a1.pdfIn PDF document text
- http://tonedomopoja.scienceontheweb.net/dubatukit.pdfIn PDF document text
- https://cdn.sqhk.co/limiwebu/iobhfUR/building_services_32bj_pension_fund.pdfIn PDF document text
- http://zugobopepoj.sportsontheweb.net/jobiwejerisi.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4444092/normal_600e4c1f21601.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4380543/normal_604775f733009.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4408330/normal_6018633937ed4.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4478669/normal_5feb604f771e1.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4485442/normal_5ff4f02ca54ea.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4449616/normal_603c752530177.pdfIn PDF document text
- https://cdn.sqhk.co/gatezoru/agjcjgU/pinkfong_123_numbers_app.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4423427/normal_5fcaa5b2c049e.pdfIn PDF document text
- https://cdn.sqhk.co/mezigiduze/G7jeThh/76305736541.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://baxewape.myartsonline.com/62082617109.pdfIn PDF document text
- http://gozenabuzixi.onlinewebshop.net/scorch_trials_free_stream.pdfIn PDF document text
- http://baguzakanaso.epizy.com/lofubinuzafeforozujodat.pdfIn PDF document text
- http://wetukanezin.atwebpages.com/affinity_chromatography_notes.pdfIn PDF document text
- http://wokonudiru.epizy.com/nurobemedufojotifotonaxak.pdfIn PDF document text
- http://paluluw.epizy.com/70727979545.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/12b768ea-61c4-4137-ba23-c3bb8403f74a/introduction_to_mechatronics_and_measurement_systems_4th_edition_solutions.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a9b42361-1c7e-4683-be72-47d596c51204/71385393937.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8997ae73-adda-4fee-bdbe-e15267775308/keurig_2.0_k350_manual.pdfIn PDF document text
- http://difedomuki.epizy.com/78241581014.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a3b5b8b4-f4f6-429b-b3d4-7844dd3c1ad0/nordictrack_commercial_1750_incline_motor.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/05dd9004-5a27-4281-9048-7658709a456b/tissot_t_race_touch_instructions.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f36c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF36C | 4944 bytes |
SHA-256: 24302932f29c2b2372cee68f9b300342ebd446832bfb8446bbd375a7c5ebe0fa |
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font_01_sfnt_off0001042c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1042C | 10456 bytes |
SHA-256: 45c56c15815e1553dc59b240ab620e203f40d2336ae23abe5b1353993c7ddd72 |
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