MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to disposable domains and are structured as a link farm, a common tactic for distributing phishing content or malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicates this malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 5
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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 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://clearlakesd.org/wp-content/plugins/formcraft/file-upload/server/content/files/16139780367e2c---fitopawarufejidubisugujuj.pdf In PDF document text
- http://szyldkj.com/luodan/images/userfiles/file/48129882753.pdfIn PDF document text
- http://alwaditrading.com/userfiles/files/36792416750.pdfIn PDF document text
- http://lienming-rubber.com/uploads/files/202109081424417953.pdfIn PDF document text
- https://vnnc.vn/img-hdmedia/files/89198427250.pdfIn PDF document text
- https://supportsystemsvainc.com/home/ssvi/public_html/ckfinder/userfiles/files/mesurevedobasikokebunex.pdfIn PDF document text
- http://dezmaster.com/userfiles/file/dupowibozomugofifukajuso.pdfIn PDF document text
- https://mcq.bmtinhoc.vn/InteriorWeb/images/images_news/files/90533432967.pdfIn PDF document text
- https://artlabjo.com/userfiles/file/xobunutazowopedezajidiki.pdfIn PDF document text
- https://aksukartela.com/images_upload/files/31857645289.pdfIn PDF document text
- https://subded.org/userfiles/file/zafokijadikexe.pdfIn PDF document text
- https://mobile-translator.eu/app/webroot/media/files/50717613993.pdfIn PDF document text
- https://fishuntpesca.it/file/71421590583.pdfIn PDF document text
- https://chicagoportablexray.com/wp-content/plugins/formcraft/file-upload/server/content/files/16139bdb24e46b---73272976692.pdfIn PDF document text
- http://streathamtaxi.com/survey/userfiles/files/967514325.pdfIn PDF document text
- http://mariopresto.pl/userfiles/file/tusosezuvipopozosud.pdfIn PDF document text
- https://hamzakocakoglu.com/userfiles/file/97997520793.pdfIn PDF document text
- http://bradzo-ep.com/uploads/files/48040898967.pdfIn PDF document text
- http://autoscuolepintozzi.it/userfiles/files/82697812377.pdfIn PDF document text
- https://togelunited4d.com/contents/files/22311657775.pdfIn PDF document text
- https://wotfiles.com/ckfinder/userfiles/files/loremiw.pdfIn PDF document text
- https://chungangroup.com/uploads/files/202109082224163845.pdfIn PDF document text
- http://zhuoer.ltd/userfiles/file/wowepebopodemolarafavu.pdfIn PDF document text
- https://tfsroanoke.com/home/tfs/public_html/new/ckfinder/userfiles/files/48608710865.pdfIn PDF document text
- http://rund.cz/UserFiles/File/97511949690.pdfIn PDF document text
- http://ppfi-online.com/userfiles/file/wofige.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=happymod+diamond+hackPDF 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_off0000e1ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f9d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9D1 | 10432 bytes |
SHA-256: fea052a7059b005004c6635fc905142aa5185bccb82ca6cb07936744285e8450 |
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font_02_sfnt_off00011122.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11122 | 18488 bytes |
SHA-256: f2ec6ae651200ea3587efb0ba46e8ac18979b44d175dfa8fbb8cc37c0da9d942 |
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