MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external links, many of which point to PDF files hosted on disposable domains, indicating a link farm designed to obscure the true destination. The ML classifier and ClamAV detection strongly suggest malicious intent, likely a phishing or malware distribution scheme. The presence of embedded JavaScript points to its use in executing malicious actions, such as redirecting the user to a malicious download or exploit site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://myclubowners.com/userfiles/files/sotokifa.pdf In PDF document text
- http://yingtailong.com/upload/file/210905143136421016gn6kzsikv8jg.pdfIn PDF document text
- https://imihwa.com/uploads/image/20210924/files/20210924035312.pdfIn PDF document text
- http://www.bestlifepolicy.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161452b26d906f---54124669633.pdfIn PDF document text
- http://vipacademy.org/userfiles/file/82561670152.pdfIn PDF document text
- http://jeanchapleau.com/userfiles/file/66542018405.pdfIn PDF document text
- https://www.colegiodomus.com.br/js/ckfinder/userfiles/files/42888828358.pdfIn PDF document text
- https://aslplastic.com/ckfinder/userfiles/files/3790947368.pdfIn PDF document text
- https://spbmworld.com/anaeter_capital/siteadmin/userfiles/files/deravebor.pdfIn PDF document text
- http://519pf.com/userfiles/files/topagafurowa.pdfIn PDF document text
- http://vinhhangvien.com/upload/files/18429907396.pdfIn PDF document text
- https://petribax.com/userfiles/file/tiboronalibiwafafo.pdfIn PDF document text
- http://mimarkamilozkartal.com/userfiles/files/439676075.pdfIn PDF document text
- https://songod.vn/uploads/image/files/buravifegugaxijevujidokad.pdfIn PDF document text
- http://hijoin.hu/editor_up/84001398205.pdfIn PDF document text
- https://www.tratedu.net/ssss2018/assets/143ad273/ckfinder/core/connector/php/upload/userfiles/files/d11f738195e3cda94c30398b7dfbedd3.pdfIn PDF document text
- http://hk-keber.de/images/file/9628441065.pdfIn PDF document text
- https://maharajganjtimes.com/assets/ckfinder/core/connector/php/uploads/files/rexabeg.pdfIn PDF document text
- http://zatoodesign.com/userfiles/files/nabaxirowosunus.pdfIn PDF document text
- http://z500.si/files/nupibufawana.pdfIn PDF document text
- http://fusen-es.info/yamituki-n/uploads/files/54768919400.pdfIn PDF document text
- http://spbi.cz/res/file/buguxuporezefixajip.pdfIn PDF document text
- http://drxzhang.com/userfiles/file/88252064197.pdfIn PDF document text
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/a56e00ab225de90f3ae79b9061a9756a/50342192328.pdfIn PDF document text
- http://agilesolutions.in/uploads/motawawofikogov.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=download+hack+pokemon+go+iosPDF 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_off0000b0ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0ED | 15192 bytes |
SHA-256: dfd0b96b864a3ef201a520505e82331253c4a03fa226b2d1898727cb02913e28 |
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font_01_sfnt_off0000d6fd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6FD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ef14.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF14 | 10944 bytes |
SHA-256: eb5270c46e46af9acde3bb675f3bd6123a55ce35d0f5c4ffa7aac0be4ccf01c6 |
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