MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external PDF files, suggesting it functions as a link farm or a distribution point for further malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the true destination or purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://baovecongtruong.com/upload/files/54700753827.pdf In PDF document text
- https://cytairtool.com/test/userfiles/file/20210911_98692.pdfIn PDF document text
- http://pepinieres-soupe.com/userfiles/file/15584550844.pdfIn PDF document text
- https://telenovella-bg.com/files/66098980026.pdfIn PDF document text
- http://cimkezes.hu/uploads/ckfinder/userfiles/files/37204652076.pdfIn PDF document text
- https://www.penyembuhanholistikreiki.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132fad523755---vinefoxukopuruxow.pdfIn PDF document text
- https://mkontakt.pl/dat/file/87053921076.pdfIn PDF document text
- http://lncxjzxxw.com/upload_fck/file/2021-9-1/20210901121417437320.pdfIn PDF document text
- https://fier-forjat-valimet.ro/ckfinder/userfiles/files/94938041035.pdfIn PDF document text
- https://siam-royal-view.ru/data/files/81690573433.pdfIn PDF document text
- http://biaikatolikus.hu/files/file/mosegiwuminemivore.pdfIn PDF document text
- https://pristineleather.com/userfiles/file/21266885055.pdfIn PDF document text
- http://bburago.info/admin/fckeditor/userfiles/file/21336263094.pdfIn PDF document text
- http://cimkezes.hu/uploads/ckfinder/userfiles/files/pupobuzuvuzafi.pdfIn PDF document text
- https://mkserwis.pl/userfiles/file/17628091009.pdfIn PDF document text
- https://pre-www.bridge-college.com/uploaded/ckeditor/files/92026832278.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/d042d475112bdf52d472e9ac8300504f/35582408931.pdfIn PDF document text
- https://cengilli.com/icerik_images/file/63407310752.pdfIn PDF document text
- https://pearproperties.in/userfiles/file/86853708612.pdfIn PDF document text
- https://mediaget.ru/userfiles/files/disarakamimowiwenamevuv.pdfIn PDF document text
- http://www.oschouston.com/osc/wp-content/plugins/formcraft/file-upload/server/content/files/16143d6736a837---beliguziwadetodasagexen.pdfIn PDF document text
- http://alpha-cp.com/userfiles/file/zagawokugat.pdfIn PDF document text
- http://squarcialupirelaxinchianti.com/writable/public/userfiles/file/xetenewikuji.pdfIn PDF document text
- http://www.koeru.eu/failid/file/kusajidujadojuribige.pdfIn PDF document text
- http://immobilieninvestors.com/userfiles/file/84140013536.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=ronin+the+last+samurai+downloadPDF 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_off0000c2ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2EA | 10744 bytes |
SHA-256: b59aaed025c2258d8ce9052078bcb2d1ca1c4fb3bc9f89431af066ed993397f2 |
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font_01_sfnt_off0000db79.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB79 | 16612 bytes |
SHA-256: 217a6301bab1f23cb2fafbc95cd5e37a34f6272936a713c3ed2780dbb9eb23b9 |
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font_02_sfnt_off00010645.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10645 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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