MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to a link farm hosted on various domains, many of which are unknown or potentially disposable. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests a malicious intent to redirect users to potentially harmful content. While no scripts were explicitly extracted, the ML classifier and ClamAV detection indicate a high likelihood of maliciousness, likely involving obfuscated JavaScript or exploits within the PDF structure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://valenciamaids.com/userfiles/files/pemuwovagefuw.pdf In PDF document text
- https://tort-art.ru/userfiles/file/26725196929.pdfIn PDF document text
- http://csc-028.com/userfiles/file/20210908145933_h8hvzx.pdfIn PDF document text
- https://dungcuruamui.com/wp-content/plugins/super-forms/uploads/php/files/kqbu44re7iijaom7cb03kun5jm/jixefobove.pdfIn PDF document text
- http://micdelhi.in/userfiles/file/kikakutogipufep.pdfIn PDF document text
- http://xn--90aoaidn.xn--p1ai/ckfinder/userfiles/files/76968152859.pdfIn PDF document text
- http://yao-cheng.com/uploadfiles/20210905011815.pdfIn PDF document text
- https://www.ferienhof-schneider.de/wp-content/plugins/formcraft/file-upload/server/content/files/161392113712cd---wefavanizesusurevegijaxa.pdfIn PDF document text
- http://dija.lv/public/userfiles/file/629825991.pdfIn PDF document text
- http://sportsbettingconsultants.net/cote_dor_import/admin/ckfinder/userfiles/files/gukepuvusefatomepo.pdfIn PDF document text
- http://tangiahoang.vn/Images_upload/files/fomidaxapesudojewi.pdfIn PDF document text
- http://mmckno2010.zkosuchdol.info/files/19191199897.pdfIn PDF document text
- https://suruburi.net/mm/file/jobojoxikunelin.pdfIn PDF document text
- http://vitanova-cattery.com/upload/file/54158746174.pdfIn PDF document text
- http://dotykbylinky.sk/_subory/subory/80478359438.pdfIn PDF document text
- https://vaynhanh365.net/contents/files/buzugovabu.pdfIn PDF document text
- http://encino.kopanramen.com/uploads/files/78533200670.pdfIn PDF document text
- http://gddfboiler.com/uploads/files/99719300826.pdfIn PDF document text
- http://gsemilia.it/userfiles/files/gelafusasebegibopa.pdfIn PDF document text
- http://heydarbaba.org/resimler/files/vutosivefa.pdfIn PDF document text
- https://inprovituruguay.com/ckfinder/userfiles/files/37584960485.pdfIn PDF document text
- https://tiguan-wiki.ru/file/15701917227.pdfIn PDF document text
- http://architectureanddesign.it/userfiles/files/vomis.pdfIn PDF document text
- http://sovaimm.it/userfiles/files/73847941481.pdfIn PDF document text
- http://cabini.it/userfiles/files/43381289873.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=kodi+android+tv+addonsPDF 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_off0000dc2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC2D | 18152 bytes |
SHA-256: ead292ec62d6ca158301b2c24a9a494e2a0e019e1228fd34c8ad041d8ad272fd |
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font_01_sfnt_off00010b82.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B82 | 10120 bytes |
SHA-256: ff02acaec3c4bdedfdb5fdb7433ad2e978f0d6e0a79049cabac2b11daf5a4076 |
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font_02_sfnt_off00012236.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12236 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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