MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and numerous external URIs, many of which are part of a link farm designed to redirect users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to deliver a phishing or malware payload. The embedded JavaScript is a common technique for exploiting PDF vulnerabilities or initiating further malicious actions.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://3qbuy.com/CKEdit/upload/files/dukoluwomikokufa.pdf In PDF document text
- http://lovepetclinics.com/file_media/file_image/file/tefinikivinifikipomo.pdfIn PDF document text
- http://muntepa.com/userfiles/files/64781780031.pdfIn PDF document text
- https://cafesca.mx/ckfinder/userfiles/files/fulipujekurobupatize.pdfIn PDF document text
- http://think6.net/ckfinder/userfiles/files/20210908185305.pdfIn PDF document text
- http://ahxxzx.com/userfiles/202109/file/39132402428.pdfIn PDF document text
- http://sov.tranovice.org/webpagebuilder/ckfinder/userfiles/files/nudijekejajigexonomem.pdfIn PDF document text
- http://hoaiduc.edu.vn/ckfinder/userfiles/files/81701427180.pdfIn PDF document text
- https://www.colegiodesafio.net/home/wp-content/plugins/formcraft/file-upload/server/content/files/16137adfcaedb4---juruzojotejajakezuxefub.pdfIn PDF document text
- http://ylgems.com/file_media/file_image/file/98870594946.pdfIn PDF document text
- http://longarmacademy.net/fckeditor/userfiles/file/pakadipiwaravexukapano.pdfIn PDF document text
- http://www.findvoters.com/userfiles/file/sogexagotiwomopab.pdfIn PDF document text
- https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/575faaae672729228f6b98a87f672111/87306086160.pdfIn PDF document text
- https://www.hermanosvalerorecio.com/ckfinder/userfiles/files/83828793092.pdfIn PDF document text
- http://www.mananthavadynorbertines.org/www/js/ckfinder/userfiles/files/waropufusibidemo.pdfIn PDF document text
- http://www.weilandensemble.nl/ckfinder/userfiles/files/55129393393.pdfIn PDF document text
- http://hotelbellevuepalermo.com/userfiles/files/xuxobevuvozekebeke.pdfIn PDF document text
- http://ip-malkov.ru/uploads/files/9885997561.pdfIn PDF document text
- http://paykaaluminiya.ru/ckfinder/userfiles/files/lelejilesifapot.pdfIn PDF document text
- https://sskundal.com/userfiles/file/2173778705.pdfIn PDF document text
- http://infinity8talents.com/userfiles/file/mavavep.pdfIn PDF document text
- http://dietmoiquangle.com/webroot/img/files/kamifanimebolisifix.pdfIn PDF document text
- https://rais.bg/uploads/file/96455985917.pdfIn PDF document text
- https://kantankacreative.com/wp-content/plugins/super-forms/uploads/php/files/a5c3eb1e843c09caedaef8c45d646510/goxunaxotabomanuwe.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=upgrade+windows+7+ultimate+to+10PDF 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_off0000df97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF97 | 18176 bytes |
SHA-256: 64d5d311a002846f86688be04b354a31b7ab09924b95018cd3060de514b5cc5a |
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font_01_sfnt_off00010e96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E96 | 11152 bytes |
SHA-256: fc0915094819e8da16340c915c9a609a9eb0cc2a562141ea4e38c9f2576d0add |
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font_02_sfnt_off0001288e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1288E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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