MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. The sample also exhibits characteristics of a link farm, directing users to numerous external PDF files hosted on potentially disposable domains. This suggests an attempt to distribute further malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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://inoxbienhoa.com/upload/files/sivesumudetes.pdf In PDF document text
- http://hyundaidongdo3s.com/images/files/74872066583.pdfIn PDF document text
- http://unite-chem.cn/upload/files/16618480183.pdfIn PDF document text
- http://ukrkarta.ua/fckeditor/userfiles/file/gowubojewuzirofujomudaf.pdfIn PDF document text
- https://mollis.rs/files/55342579504.pdfIn PDF document text
- http://budropol.de/Upload/file/deraf.pdfIn PDF document text
- http://www.jindatunnel.com/up_files/file/fivuzaxizesawifa.pdfIn PDF document text
- http://gokea.org/upload/editor/files/12883857943.pdfIn PDF document text
- https://billard-hauri.ch/userfiles/file/79994269777.pdfIn PDF document text
- https://khangle.vn/uploads/images/files/85635706697.pdfIn PDF document text
- http://paraglider24.de/pics/fotos/1/file/papujosipopilegidosuxuvuj.pdfIn PDF document text
- http://fqcycpa.com/jingkelun/userfiles/files/20210904043535.pdfIn PDF document text
- https://clove7.com/userfiles/file/30226605419.pdfIn PDF document text
- https://magicdiscoradio.hu/userfiles/file/29517992249.pdfIn PDF document text
- http://jualumnitoronto.com/editor/uploadfiles/27982991634.pdfIn PDF document text
- http://platcometals.com/images/file/67407416130.pdfIn PDF document text
- https://ietc-oman.com/userfiles/files/75477139966.pdfIn PDF document text
- http://autostyle-japan.com/js/upload/files/27314861549.pdfIn PDF document text
- http://hnc2.com/userfiles/file/lemojabepipawazap.pdfIn PDF document text
- https://unitedcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613644b4cfc29---23874836451.pdfIn PDF document text
- http://park-seversk.ru/other/js/ckfinder/userfiles/files/1474570906.pdfIn PDF document text
- https://ochronaskory.pl/pliki_user/File/34374126197.pdfIn PDF document text
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136abe98b2e9---ragiwarupukalikeweg.pdfIn PDF document text
- http://cu-hinothai.com/ckfinder/userfiles/files/lavokazubimitabek.pdfIn PDF document text
- https://hopclickhospitality.com/scgtest/team-explore/uploads/files/xunejowejitesedomi.pdfIn PDF document text
- http://fotostudiovaccari.it/userfiles/files/27104223248.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=watch+friday+after+next+online+freePDF 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_off0000d917.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD917 | 17844 bytes |
SHA-256: a2c420458324f46377f91c8731d6b725c4073f06c16e17bd23c09e0767d48645 |
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font_01_sfnt_off00010737.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10737 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011f4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F4E | 10612 bytes |
SHA-256: 7028c10107495488aefae1645e2bf927e43406fdb7bbc5670b7d2b876d8ab3e7 |
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