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, specifically identified as a phishing trojan. It contains numerous embedded URLs that redirect to various file-hosting domains, suggesting a link farm designed to distribute malware. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly indicates a malicious intent to obscure the true destination of the links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
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://medvor.ru/uplcv?utm_term=csr+racing+pc+download+windows+7 PDF link annotation
- http://snsi.jp/image/news_file/60082888324.pdfIn PDF document text
- https://tidymoney.com/ckfinder/userfiles/files/93726926764.pdfIn PDF document text
- http://knipia.com/userfiles/file/21044483243.pdfIn PDF document text
- https://deepex.hu/hirek/files/92192752205.pdfIn PDF document text
- http://meijialx.com/ckfinder/userfiles/files/wujunuzimedazo.pdfIn PDF document text
- http://julianina.dk/upload/file/movekedemisojuwutavupar.pdfIn PDF document text
- https://almentispharma.com/ckfinder/userfiles/files/42523538247.pdfIn PDF document text
- https://s-h.cc/uploads/files/202109110124337532.pdfIn PDF document text
- http://flygarfield.net/userfiles/file/55965120464.pdfIn PDF document text
- https://www.scmsgroup.org/ckfinder/userfiles/files/fofaradozisikopejok.pdfIn PDF document text
- https://iieng.org/editor/ckfinder/userfiles/files/72918624372.pdfIn PDF document text
- http://prompol.com/media/file/9854849110.pdfIn PDF document text
- http://divorce-difficile.fr/userfiles/file/80045101140.pdfIn PDF document text
- http://sieuthibongda.net/ckfinder/userfiles/files/mobesenosejobiduvaxanovim.pdfIn PDF document text
- https://hotnewsmd.deca.md/upload/userfiles/files/52589444854.pdfIn PDF document text
- http://coral-travel66.ru/admin/ckfinder/userfiles/files/41984799256.pdfIn PDF document text
- http://www.siposferenc.hu/html/81480445922.pdfIn PDF document text
- https://art-gallery.mn/uploads/files/72333104217.pdfIn PDF document text
- http://studioingegneramato.com/userfiles/files/37480380587.pdfIn PDF document text
- https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613444276a243---88041460114.pdfIn PDF document text
- http://newo.ru/files/files/nelanub.pdfIn PDF document text
- http://musicandyouapp.com/webupload/editorimg/files/44662837378.pdfIn PDF document text
- http://qbcar.ru/ckfinder/userfiles/files/golikij.pdfIn PDF document text
- http://www.heksan.com.pl/file/tazipajarikivax.pdfIn PDF document text
- http://24horasnoar.com.br/ckfinder/userfiles/files/gunodutuvufo.pdfIn PDF document text
- http://oskarmak.com/userfiles/file/zesumojawi.pdfIn PDF document text
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/161430df027226---38328390053.pdfIn PDF document text
- 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_off0000e683.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE683 | 17832 bytes |
SHA-256: 88533f11449f3808b0726e9084020578b1e6d0483eb000f86e8b73ffd74dbdfe |
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font_01_sfnt_off00011430.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11430 | 10628 bytes |
SHA-256: ba1ce064c85e343a78b5a62faae69a67504aab14f8cb7a050f53c9f821394320 |
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font_02_sfnt_off00012c78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C78 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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