MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm. Multiple unknown reputation URLs were extracted, suggesting a distribution or phishing attempt. The document body is heavily obfuscated and unreadable, but the presence of numerous links points towards a malicious intent to redirect users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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 http://zjbfjt.com/upload/files/14548560003.pdf In PDF document text
- http://morebricks.com/ckfinder/userfiles/files/44549437635.pdfIn PDF document text
- http://av-jet.ru/userfiles/file/87773372587.pdfIn PDF document text
- http://zabradli-znerezu.cz/userfiles/file/valuwunudojigi.pdfIn PDF document text
- https://www.campacinter.com/image/upload/File/fezemufasutod.pdfIn PDF document text
- http://maytinhnangdong.com/files/uploads/editor/files/zugovo.pdfIn PDF document text
- http://ranchobg.com/img/file/63776333292.pdfIn PDF document text
- https://chogmai.org/ckfinder/userfiles/files/pogelezovaxutarodanu.pdfIn PDF document text
- http://irinabailey.com/upload/files/xojatatos.pdfIn PDF document text
- http://mdknoodles.co/uploads/files/vobepifogo.pdfIn PDF document text
- https://nacionalequipamentos.com/ckeditor/uploads/files/rurokowilurasusefod.pdfIn PDF document text
- http://www.benvenutialmare.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614137ddbbfae---jenavanojejumirilojesuw.pdfIn PDF document text
- http://affordableadobe.com/ckfinder/userfiles/files/86663747719.pdfIn PDF document text
- http://fosterfreezesantarosa.com/uploads/files/50738433184.pdfIn PDF document text
- http://perevodvnegiloifond.ru/pict/file/turujosuwefowomepuzisu.pdfIn PDF document text
- https://markiza-trade.ru/admin/ckfinder/userfiles/files/xaduripitaxomabog.pdfIn PDF document text
- http://xn--80adpfaaeictf0c6c7i.xn--p1ai/public/file/10279153306.pdfIn PDF document text
- http://hurtowniagrafit.pl/userfiles/file/59033139004.pdfIn PDF document text
- http://sporteambiente.it/ckfinder/userfiles/files/65737150044.pdfIn PDF document text
- http://rothemtour.com/FileData/ckfinder/files/20210917_8EE468C87C1FB30C.pdfIn PDF document text
- http://vuatoyen.com/uploads/userfiles/file/popewanemonetumag.pdfIn PDF document text
- http://clinicaveterinariasangiacomo.it/userfiles/files/gepuxotelowegitukinazi.pdfIn PDF document text
- http://sicilalluminio.it/userfiles/files/pexor.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/fukut.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=the+rosy+crucifixion+pdfPDF 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_off00010d9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D9D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000125b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125B4 | 10688 bytes |
SHA-256: 4eef163cf746dbf0dff8c23ac3112086dae27590505cb9f9c3c7dc5ab57fe0c8 |
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font_02_sfnt_off00013e32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E32 | 19308 bytes |
SHA-256: 0e4b312678f1c672c6844a698660944769759b1fa87e79cc585e3a2307d07cdb |
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