MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded links, many pointing to disposable hosting, suggesting a link farm or phishing lure. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior, indicating the PDF's purpose is to redirect users to potentially malicious or phishing websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://chcial.ru/uplcv?utm_term=natural+rubber+hardness PDF link annotation
- https://hanurichurch.org/ckfinder/userfiles/files/50245607848.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16135ab9e50630---78432684974.pdfIn PDF document text
- https://tarzminder.com/resimler/files/45039524723.pdfIn PDF document text
- http://fitnessklub-impuls.pl/uploads/assets/file/gubumukom.pdfIn PDF document text
- http://satit.nrru.ac.th/satit/_Adminis/ckfinder/userfiles/files/totozulowijebopojevado.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/608c0db71545a47812cf3d1212b2ed0b/90244979354.pdfIn PDF document text
- http://edituj.cz/res/file/82132571924.pdfIn PDF document text
- https://greenbins.ca/ckfinder/userfiles/files/tuzoxelerozakax.pdfIn PDF document text
- http://eluvial.com/sites/all/sites/eluvial.com/files/jatedinunizeguwawo.pdfIn PDF document text
- https://ural-aiti.ru/admin/ckfinder/userfiles/files/50929189186.pdfIn PDF document text
- http://santa.sg/images/users/00000000/files/dasamap.pdfIn PDF document text
- http://vlajkylevne.cz/UserFiles/File/puwezuxik.pdfIn PDF document text
- http://wsm.hk/images/files/15688273917.pdfIn PDF document text
- http://cmorshomecareassociates.org/uploaded_files/userfiles/files/tipexowasaxakiduzepiz.pdfIn PDF document text
- https://newsale.linyn.mobi/upload/ckeditor/pages/files/36141540499.pdfIn PDF document text
- http://saopauloairporttransfers.com/ckfinder/userfiles/files/titokileradodekemizabim.pdfIn PDF document text
- http://kooijobs.in/ckfinder/userfiles/files/68777463562.pdfIn PDF document text
- https://majorsagilekvaros.hu/uploads/file/41114549331.pdfIn PDF document text
- http://dichvuhangngay.vn/uploads/image/files/lidimejunuduzu.pdfIn PDF document text
- http://educasters.co/ckfinder/userfiles/files/396713525.pdfIn PDF document text
- https://tese.in/ckfinder/userfiles/files/6280060622.pdfIn PDF document text
- https://sammycar.ch/sammy/sites/default/sammyfiles/newsletterfile/62980310745.pdfIn PDF document text
- http://timnhanhonline.net/upload/files/xupetoxovoxufiropowu.pdfIn PDF document text
- http://ivankotov.ru/img/lib/file/mukuwazudinifebimulut.pdfIn PDF document text
- https://ubk-sad.de/azubi/userfiles/files/2894099988.pdfIn PDF document text
- 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_off0000d3d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3D5 | 10352 bytes |
SHA-256: 3978f3783ea96b35abfa528928ccf3b2fe1e64bc2119a074c5e8081b53c9c371 |
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font_01_sfnt_off0000eb2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB2A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001033c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1033C | 18664 bytes |
SHA-256: 04179d054a2004b441c4abbb0480992ac27c3dbdd56423dcc19b42289ef13de8 |
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