MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to suspicious PDF files hosted on various domains, suggesting a link farm designed to redirect users. The presence of external URIs and the overall structure indicate an attempt to lead the user to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/a402b467ef91b93259d54c0e9d46045a/nuxap.pdf In PDF document text
- http://nuocmambason.com/upload/fckimagesfile/8981c095a2008dd64085dfa51a548db2.pdfIn PDF document text
- https://sunnyvale.com/wysiwygfiles/file/81069005513.pdfIn PDF document text
- http://felixefontesadvogados.com.br/ckfinder/userfiles/files/81073083604.pdfIn PDF document text
- https://hongdung.vn/ckeditor/images/files/44694639131.pdfIn PDF document text
- http://directartdeal.com/uploaded_files/userfiles/files/vuwefaluzapiguwud.pdfIn PDF document text
- https://stabiactiv.com/userfiles/file/90259692408.pdfIn PDF document text
- https://connatlas.com/home/conn/public_html/ckfinder/userfiles/files/5100840950.pdfIn PDF document text
- https://kit-veron.my/ckfinder/userfiles/files/lezegidagig.pdfIn PDF document text
- http://studiodugnani.it/userfiles/files/476553033.pdfIn PDF document text
- http://sahcarpets.com/userfiles/file/442081493.pdfIn PDF document text
- http://lamay.de/userfiles/file/6510533077.pdfIn PDF document text
- http://www.hydro-tg.pro/upload/file/xonurosatavafukowufabal.pdfIn PDF document text
- http://hybsch.it/upload/file/gezuxibafekewodivas.pdfIn PDF document text
- https://guclupin.com/calisma2/files/uploads/34227963661.pdfIn PDF document text
- https://www.gurkhasfinance.com.np/ckfinder/userfiles/files/23909382719.pdfIn PDF document text
- http://dglytbt.com/upfolder/e/files/20210903180947.pdfIn PDF document text
- https://netron.pt/app/webroot/media/files/xinojiwo.pdfIn PDF document text
- https://ibericadearmerias.com/file/lonefuf.pdfIn PDF document text
- http://topimmigrationlawyer.org/ckfinder/userfiles/files/furovepisuvarag.pdfIn PDF document text
- https://tonerihned.cz/userfiles/file/jutovanizubigudud.pdfIn PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/wiwebabosijum.pdfIn PDF document text
- https://xlux.vn/wp-content/plugins/super-forms/uploads/php/files/r1admgruvlk78485loln89r8nf/63493523742.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=vidmate+like+appPDF 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_off000101e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101E4 | 10124 bytes |
SHA-256: 0b0501a9d8c96ea3aa052b4ab589912a44e39c8344d4cfc18999e478da07cc65 |
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font_01_sfnt_off00011873.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11873 | 18676 bytes |
SHA-256: efd9c0e921cb15e11d7bdb6449fbacecadfeec4c62a647ef311f487df7d6b364 |
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font_02_sfnt_off000148c0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x148C0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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