MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a phishing or trojan threat. It contains numerous embedded URLs, many pointing to other PDF files, suggesting a link farm or content distribution network. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM specifically highlights the nature of these links, indicating a potential SEO manipulation or distribution scheme.
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://hytechplus.com/userfiles/file/selosalosatonepeponurat.pdf In PDF document text
- https://autosaloncenter.com/uploads/files/gejokatimapa.pdfIn PDF document text
- http://khachsanmyngoc.com/upload/files/5073592732.pdfIn PDF document text
- https://rakowka.pl/userfiles/file/xupiwisusexebotazonad.pdfIn PDF document text
- http://hotel-ambassador-nice.com/upload/files/mogitogomejuvijaropil.pdfIn PDF document text
- http://chinalabware.ru/d/files/vozefanolixiloxu.pdfIn PDF document text
- http://mousike.it/img_ins/files/90993032135.pdfIn PDF document text
- http://toptoptraining.ru/img/upload/file/98621551544.pdfIn PDF document text
- https://quangcaonoithatgiahung.com/admin/webroot/upload/image/files/5801769583.pdfIn PDF document text
- http://lica-mpt.it/userfiles/files/3987840836.pdfIn PDF document text
- http://31kouqiang.com/userfiles/file/1630803774.pdfIn PDF document text
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137f95cc0df5---4094530457.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021091006092554.pdfIn PDF document text
- http://stromzeleny.cz/file/36243200256.pdfIn PDF document text
- http://myphamnanyno.com/luutru/files/86081177442.pdfIn PDF document text
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/mositerikuwapofugenevan.pdfIn PDF document text
- https://mar3ol.com/Files/files/bowokakegopusasibajotera.pdfIn PDF document text
- https://copperscraphandlers.com/ckfinder/userfiles/files/48839655522.pdfIn PDF document text
- http://ondrejkocar.cz/img/file/juvetajutivi.pdfIn PDF document text
- http://ehomerealestate.org/images/file/13488970644.pdfIn PDF document text
- http://toyotarent.hk/FileData/ckfinder/files/20210904_259E3C4875D03D18.pdfIn PDF document text
- http://polaryachtmanufactory.com/res/wysiwyg/file/sekuwisasukubisugumivifup.pdfIn PDF document text
- https://tidurmalam.com/contents/files/17280238151.pdfIn PDF document text
- https://sim2007.com/files/zumemufipavepab.pdfIn PDF document text
- https://sammycar.ch/sammy/sites/default/sammyfiles/newsletterfile/desudamikunuwig.pdfIn PDF document text
- http://retailcop.ca/files/94248145410.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=phone+dialer+app+for+androidPDF 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_off0000e9f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9F4 | 10332 bytes |
SHA-256: 7f7f3ba959288c4cbb40cfa7130d47e762f4332f97fa55b171dbf59ecff85042 |
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font_01_sfnt_off00010112.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10112 | 18316 bytes |
SHA-256: 7dd8c908a6790af55cff42c465a3152d56f203177a12986cb0adafa204e88d44 |
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font_02_sfnt_off0001309e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1309E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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