MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable hosting, suggesting it functions as a link farm for phishing or malware distribution. The primary malicious URL identified is https://vilenefex.ru/strik?utm_term=how+to+use+cast+diagram.
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=how+to+use+cast+diagram PDF link annotation
- https://nametipij.weebly.com/uploads/1/3/1/1/131164318/3904028.pdfIn PDF document text
- https://xonifosanonozo.weebly.com/uploads/1/3/2/6/132680915/zawumalutifuxosimut.pdfIn PDF document text
- https://noxagutut.weebly.com/uploads/1/3/4/4/134483949/26e889041c.pdfIn PDF document text
- https://wixuzezokanozav.weebly.com/uploads/1/3/4/6/134663812/6758268.pdfIn PDF document text
- http://levelupguild.com/clasificacion_y_caracteristicas_de_las_cuentas_de_ordenqb2rc.pdfIn PDF document text
- http://pro-konditer.com/formal_gowns_in_atlantasjr9d.pdfIn PDF document text
- http://firstdoctor.xyz/56763395261ctiuu.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/27f8fbd2-3607-4209-8566-f9739cb3c28e/kung_fu_panda_3_cast_salary.pdfIn PDF document text
- https://a161ff94-1a6f-4367-b6f8-8e513a5e676d.filesusr.com/ugd/4c7633_81cc00a5a9ba42cfaff32d5bc211f1d7.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a1da5b58-2636-4f7a-a8c5-069acc3caf0d/56432980971.pdfIn PDF document text
- https://f39f7cea-6337-46de-af4f-699959e6db0a.filesusr.com/ugd/004672_5407504a79a543699728beb4bb6a9288.pdf?index=trueIn PDF document text
- https://42190e62-4dca-482d-a077-ae7b222d7779.filesusr.com/ugd/b91392_6fab12c5c3f343ec948a5f1274281da5.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f57ddee8-0d74-40ea-955d-33d0673bcd1f/cuanto_son_3_16_de_pulgada_en_milimetros.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f715ec83-2b19-4827-9927-738ddf7d9e2e/ukulele_songbook_2015.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/10aeca92-483d-46da-b9e1-1e1d3e1e91a0/jijozitaxologet.pdfIn PDF document text
- http://kolegigogar.rf.gd/83072151039.pdfIn PDF document text
- https://8035c368-62b5-4e0f-b07c-73fd2baf85c9.filesusr.com/ugd/2ee8d4_116f95fb0a8846979ee611432065c4ce.pdf?index=trueIn PDF document text
- https://8d275f60-8e36-4e70-8574-b6d542a617c4.filesusr.com/ugd/dbf6c2_aea208e81fee44219e98fb1573c45b6f.pdf?index=trueIn PDF document text
- http://daxevekiwenux.epizy.com/kinesis_maplestory_training_guide.pdfIn PDF document text
- https://5e1449e8-5ae4-4a15-bc7a-ee23795bc964.filesusr.com/ugd/3a34a5_7d743c8018e44457acb644197c8530c4.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_off000166b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x166B8 | 5280 bytes |
SHA-256: b2e486eb481217f2449fdb11fffdf85b76174fbbdc9c86e11ed67284f3b35676 |
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font_01_sfnt_off000178aa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x178AA | 12304 bytes |
SHA-256: 496f6da2f1838efdbed4d2d3cc4a5b9da4850f35eded12d706be375308878767 |
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