MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to suspicious domains, and is identified as a link farm designed to redirect users. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of hosting many links on disposable domains, suggesting an attempt to distribute malicious content or phish for credentials.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 5
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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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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://www.htlexpress.com/ckfinder/userfiles/files/bovifuwamoxapor.pdf In PDF document text
- https://cincia.ro/ckfinder/userfiles/files/13484796337.pdfIn PDF document text
- https://r4binsh4h9-att.com/contents/files/93198077432.pdfIn PDF document text
- http://h04ydivan.ru/userfiles/file/57414384278.pdfIn PDF document text
- http://dc-07b6a75bc4d0.breakthrough-physical-therapy.com/userfiles/files/mokusozizalex.pdfIn PDF document text
- https://santechnikosdarbai.lt/images/files/79619800924.pdfIn PDF document text
- http://katachizu.com/img/news/files/90458784282.pdfIn PDF document text
- http://dcbestwings.com/uploads/files/28552801528.pdfIn PDF document text
- http://chayka-svg.ru/files/32834677384.pdfIn PDF document text
- http://matchonusa.com/uploads/files/betomewikaxesunimoli.pdfIn PDF document text
- http://fitviewer.info/files/file/48461339504.pdfIn PDF document text
- http://efeotokiralama.com/Upload/file/25323181030.pdfIn PDF document text
- http://gazduire-domeniu.com/UserFiles/file/lanamonujopeza.pdfIn PDF document text
- http://castel.lu/userfiles/files/63465655169.pdfIn PDF document text
- https://cosplay-expo.it/ckfinder/userfiles/files/xuvefedoxe.pdfIn PDF document text
- http://mislenyiallatorvos.hu/userfiles/file/45540376420.pdfIn PDF document text
- http://pegasomeeting.medcoast.net/ckfinder/userfiles/files/38142720669.pdfIn PDF document text
- https://invision.buzyhub.com/files/nivapinuzuxab.pdfIn PDF document text
- https://52fantasies.com/home/holly/public_html/ckfinder/userfiles/files/lezovupotox.pdfIn PDF document text
- https://maharajganjtimes.com/assets/ckfinder/core/connector/php/uploads/files/79196492747.pdfIn PDF document text
- https://adeptos.clevercloud.pt/images/items/files/vijariterojiziv.pdfIn PDF document text
- http://clinicaveterinariasangiacomo.it/userfiles/files/sixadotajabu.pdfIn PDF document text
- http://wksystems.net/HotelEstimator/userfiles/file/gudifizezuweponitaneg.pdfIn PDF document text
- http://diagonal.org.ar/wp-content/plugins/formcraft/file-upload/server/content/files/161307d5046a03---purejesunuwu.pdfIn PDF document text
- http://lakshimi-kaatsu.com/user_data/packages/default/imgfiles/fanukuboxuvegarodirezafan.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=form+in+art+elementsPDF 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_off0000c28c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC28C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000daa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDAA3 | 10244 bytes |
SHA-256: ac428331080010f397ecdf847ef80f8a6b9a6a46d838e061b35b683617886f42 |
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font_02_sfnt_off0000f198.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF198 | 15732 bytes |
SHA-256: 5cb3e7ddd5b78abefca269dd24f35c61f987132f7734f7f4a3782903baf20ce1 |
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