MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The ML classifier and ClamAV detection strongly indicate malicious intent. The PDF contains numerous embedded URLs, many of which are hosted on potentially disposable domains, suggesting a link farm or phishing lure. While no scripts were explicitly extracted, the PDF structure and heuristic firings point towards it being used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://zeroseistudio.eu/userfiles/files/64080963099.pdf In PDF document text
- http://mesterteto.hu/userfiles/file/woropaxa.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/demivenosukozox.pdfIn PDF document text
- https://etevent.itweald.com/uploads/files/6142c4c0a2e1e.pdfIn PDF document text
- http://domario.ru/userfiles/file/91751004168.pdfIn PDF document text
- http://clubselectionvoyages.net/images/file/vibijeniwopikejepeza.pdfIn PDF document text
- http://testplanet.nl/uploads/files/38280057942.pdfIn PDF document text
- http://surmounttravel.com/userfiles/files/65760358140.pdfIn PDF document text
- http://posuni.com/userfiles/file/63881973727.pdfIn PDF document text
- http://vatlieubaooncachnhiet.com/userfiles/file/xabiboromizejavideri.pdfIn PDF document text
- https://anyimaker.com/upload/users/files/32598300713.pdfIn PDF document text
- http://queensparkview.com/image/upload/File/68018995015.pdfIn PDF document text
- http://gachtrangtritranvinhtin.com/gachtrangtritranvinhtin/Images_upload/files/xejali.pdfIn PDF document text
- http://orderkiwicafe.com/uploads/files/83646970506.pdfIn PDF document text
- https://nasco-ye.com/uploads/file/37880280451.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/telelu.pdfIn PDF document text
- https://xlspandoek.nl/userfiles/file/8828389334.pdfIn PDF document text
- http://24x7taazasamachar.com/assets/ckfinder/core/connector/php/uploads/files/96003403226.pdfIn PDF document text
- https://zzhqhi.com/d/files/wizidagobutewedagewi.pdfIn PDF document text
- http://parkergeneralcontractors.net/userfiles/file/kinuvixikusurepefifasa.pdfIn PDF document text
- http://teranor.com/ckfinder/userfiles/files/zukegidolafogiliv.pdfIn PDF document text
- http://monteconsultants.com/image/upload/File/85611596968.pdfIn PDF document text
- http://mrpennarak.com/user_file/file/64746044344.pdfIn PDF document text
- http://allgeology.ru/ckfinder/userfiles/files/rabolitixaguxefikasotoxag.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=how+to+3+way+facetimePDF 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_off0000e5f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5F5 | 10444 bytes |
SHA-256: 5cc6cff89969170803d49d09934679249a3919397b0bc29480159817ba9ea6bc |
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font_01_sfnt_off0000fdc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDC6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000115d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115D8 | 18684 bytes |
SHA-256: 17477d88a152318ce133ceb82bae7d7f5fd528d336dfcc8dca20260e91d5b751 |
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