MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior. While no scripts were explicitly extracted, the PDF structure and embedded URLs are indicative of a phishing or malware distribution lure, likely delivered via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://www.wemservice.com/ckfinder/userfiles/files/64937514038.pdf In PDF document text
- https://kentacademymiango.com/userfiles/file/10610957127.pdfIn PDF document text
- http://vongtaygiay.net/media/ftp/file/77525286868.pdfIn PDF document text
- https://hogies.com/includes/template/uploads/file/refipalefukemi.pdfIn PDF document text
- https://aartipalette.com/userfiles/file/28639037442.pdfIn PDF document text
- https://jurad.eu/files/file/18098944008.pdfIn PDF document text
- https://khambenhxahoi115.com/images/files/kenatifisazatut.pdfIn PDF document text
- http://club-integra.ru/userfiles/file/58590132422.pdfIn PDF document text
- https://klcconsulting.eu/klc/file/4391762664.pdfIn PDF document text
- http://retailpark.bg/uploads/wysiwyg/files/66412703309.pdfIn PDF document text
- https://dispecom.com/cms_dispecom/sgi_userfiles/userfiles/files/97845212323.pdfIn PDF document text
- https://samsunyapi.com/userfiles/files/18749583208.pdfIn PDF document text
- http://www.monts.sk/upload_images/file/vawazajapad.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/b656ff2e4452721787d5c3dcc15db8db/javikupemenaromup.pdfIn PDF document text
- http://caminodesantiagoenmoto.com/assets/ckfinder/core/connector/php/uploads/files/vageveza.pdfIn PDF document text
- https://chatham-ebenezer.ckdomain.com/uploads/userfiles/files/29874426288.pdfIn PDF document text
- https://www.mercato.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16130c8814db57---79932358497.pdfIn PDF document text
- https://fitness-sport.it/userfiles/file/filonefazusutekevopukowu.pdfIn PDF document text
- http://matsusushionline.com/uploads/files/zanirunirosuvokun.pdfIn PDF document text
- https://www.uflo.edu.ar/ckfinder/archivos/documentos/16273358879.pdfIn PDF document text
- https://euchebnici.com/img/file/fiberegolurevoxo.pdfIn PDF document text
- https://ctcitsupport.com/media/files/92638301371.pdfIn PDF document text
- https://jjcfurnituremaker.com/userfiles/files/fukenibokovafiritodovib.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=purble+place+online+unblockedPDF link annotation
- 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e31c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE31C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fb2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB2E | 18312 bytes |
SHA-256: 0c0e16896c6d73af2ea62c69ac85d54be61062fd5ae9f2d101db7f387d3cd058 |
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font_02_sfnt_off00012ac7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AC7 | 10576 bytes |
SHA-256: 96ff809ecb44d44b8d8bd1b85700ab9a274fa0c2fa6506db837a6466b93f3331 |
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