MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and multiple external URIs, indicating malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests the document's purpose is to redirect users to a network of sites, likely for SEO manipulation or to serve further malicious content. The ML classifier and ClamAV detection further confirm its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://focalthai.com/file_media/file_image/file/xuzawalaketoxus.pdf In PDF document text
- https://familienbilstrup.dk/ckfinder/userfiles/files/75230945668.pdfIn PDF document text
- http://hanyuchina.com/upload/files/45478041207.pdfIn PDF document text
- http://xn--66-6kc8bfmkmjd.xn--p1ai/admin/ckfinder/userfiles/files/kipodutigikune.pdfIn PDF document text
- http://erictex.com/ufiles/files/nugil.pdfIn PDF document text
- http://cosyromania.com/media/file/fupazivikepevodu.pdfIn PDF document text
- https://taucaotoccatba.vn/images/news/files/bazenoga.pdfIn PDF document text
- http://jeansresource.com/js/ckfinder/userfiles/files/64417005166.pdfIn PDF document text
- https://timminsrenovations.ca/file/g2XFc1KRPVOyZHGO.pdfIn PDF document text
- http://wxeina.com/userfiles/files/63773468669.pdfIn PDF document text
- http://hanhthien.net/uploads/file/35600862264.pdfIn PDF document text
- https://tekdalyapi.com/upload/ckfinder/files/pumekukukalegigofo.pdfIn PDF document text
- http://hugslock.com/app/webroot/img/files/78245181548.pdfIn PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/1613754b4c9439---97367519685.pdfIn PDF document text
- http://montesantangelo.it/files/files/10491505910.pdfIn PDF document text
- https://phucatgarment.com.vn/ckfinder/userfiles/files/57987778656.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161388c2a044fa---46931519627.pdfIn PDF document text
- https://dichvumayphoto.vn/webroot/img/files/35219747532.pdfIn PDF document text
- https://ww150003.linebot.net/upfile/files/20210907041402.pdfIn PDF document text
- https://thuanxuongmonmb.com/admin/webroot/upload/image/files/gikexidivimux.pdfIn PDF document text
- http://sobateracota.ro/mm/file/fijopimowotadosomonab.pdfIn PDF document text
- http://huseyindurmuslar.com/images_upload/files/75388944517.pdfIn PDF document text
- https://bunyaminerdemir.com/resimler/files/82295024094.pdfIn PDF document text
- https://premiersuli.hu/files/files/fizazufisuvo.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=recover+bin+apkPDF 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_off0000cd9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD9F | 18076 bytes |
SHA-256: 4be278176ab9569af885c61b28ea70587511a672da693efa8be8c84d92e131f3 |
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font_01_sfnt_off0000fd37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD37 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001154e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1154E | 10400 bytes |
SHA-256: 0372f32e022fc732b60661f930dc982821101817bf6a7345ed0b984a3b625a2e |
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