MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically identified as a phishing trojan. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm designed to distribute malicious content or phish users. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM indicates a high volume of links on potentially disposable hosting, reinforcing the spam/phishing nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
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://jhservice.net/imagenes/galeria/files/sefemeteb.pdf In PDF document text
- http://wingmanplanningdemo.com/userfiles/files/44366304633.pdfIn PDF document text
- https://nepalihemp.com/ckfinder/userfiles/files/58171726794.pdfIn PDF document text
- http://www.verneteco.com/ckfinder/userfiles/files/12763973465.pdfIn PDF document text
- https://prestinireedcorp.com/userfiles/files/14094022483.pdfIn PDF document text
- https://newline-eg.com/userfiles/file/94065514563.pdfIn PDF document text
- http://playonathletics.com/userfiles/file/budavazugokod.pdfIn PDF document text
- http://penzionriverside.cz/files/file/rijusuzunojedabexigivifam.pdfIn PDF document text
- http://autosvilar.com/uploads/ckfinder/files/kitalemer.pdfIn PDF document text
- https://predial-rua-nova.pt/056-CovadaLua/images-editor/file/32105017217.pdfIn PDF document text
- http://ovstav.cz/app/webroot/files/files/kivegezumiguwotigixinetaj.pdfIn PDF document text
- http://bolshunoff.ru/images/wysiwyg/file/pamepapuzov.pdfIn PDF document text
- http://hotelbasantresidency.com/uploads/govobadojupesoleduxelagal.pdfIn PDF document text
- http://viral-list-machine.com/ckfinder/userfiles/publics/files/tupenetaxi.pdfIn PDF document text
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/a0r16vdsr0jbdbppnbn716ve21/sasubopikukajolevogobosat.pdfIn PDF document text
- http://papierplus.pl/userfiles/file/66604027616.pdfIn PDF document text
- http://oecschool.com/userfiles/file/supogufe.pdfIn PDF document text
- http://synphabase.ch/upload/file/46984255425.pdfIn PDF document text
- http://gaudi.tw/upload/file/68514834230.pdfIn PDF document text
- http://zoldjogsi.hu/uploads/files/12125919875.pdfIn PDF document text
- https://dansobentre.net/uploads/file/22466922491.pdfIn PDF document text
- http://myblindz.com/fck_user_files/file/wotimokuzuzisekixib.pdfIn PDF document text
- http://sethhukumchandschool.com/userfiles/file/46506962576.pdfIn PDF document text
- http://euredit-editions.com/userfiles/file/lefofezola.pdfIn PDF document text
- https://rts-wm.com/ckfinder/userfiles/files/sotulunas.pdfIn PDF document text
- http://www.ettermanenterprises.com/ckfinder/userfiles/files/zupidurupavub.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=splitcloud+double+musicPDF 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_off0000d571.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD571 | 20064 bytes |
SHA-256: ff330a2a5d9356682b9680e6b21a40cfb20f57638623a33df1f8f72285e4a624 |
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font_01_sfnt_off000109a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109A8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000121bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121BF | 10624 bytes |
SHA-256: 787f4d83a7f2200d2c81cb92d3863b60266c5eca374fae833d72455a35365056 |
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