MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan. It contains numerous embedded URLs, many of which point to suspicious PDF files on various domains, suggesting a link farm or redirection mechanism. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports the interpretation that the document is designed to host a large number of links, likely for malicious purposes such as phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 http://kraciowka.pl/userfiles/file/99285096452.pdf In PDF document text
- https://stcatherine.ac.ug/wp-content/plugins/formcraft/file-upload/server/content/files/161627eba9abf9---tapamejejifalal.pdfIn PDF document text
- https://biblioteka-koneck.pl/ckfinder/userfiles/files/98819416047.pdfIn PDF document text
- http://quangcaovuanh.com/vietkiendo/upload/file/zafilavenibezemawe.pdfIn PDF document text
- https://apagar.cinemadossertoes.com/ckfinder/files/59506802930.pdfIn PDF document text
- http://turatabor.hu/media/81258264863.pdfIn PDF document text
- http://thekitchendesignstudio.org/uploads/files/35149134420.pdfIn PDF document text
- https://hatinhjobs.com/upload/files/39238070193.pdfIn PDF document text
- https://nullemont.fr/nullemont/ckfinder/userfiles/files/gufuwepinudiwo.pdfIn PDF document text
- http://dexgerm.com/data/file/userfiles/files/junaxovemefaxaxusopivope.pdfIn PDF document text
- http://mtreurope.com/ckfinder/userfiles/files/27495138952.pdfIn PDF document text
- http://clubselectionvoyages.com/images/file/dagedubinukike.pdfIn PDF document text
- http://hamdannepal.com/userfiles/file/kolawisuvasigejigonaravig.pdfIn PDF document text
- http://foodzipo.com/uploads/userfiles/files/tadugoneramojofaxakonebeb.pdfIn PDF document text
- http://epmachine.ru/d/files/42424996082.pdfIn PDF document text
- https://birsamundapark.in/userfiles/files/86673183322.pdfIn PDF document text
- http://narcisse.sk/editor_uploads/files/xuwolitilezexofajo.pdfIn PDF document text
- https://motoquadro.de/userfiles/file/lonijeso.pdfIn PDF document text
- https://semut73.com/contents/files/48905193992.pdfIn PDF document text
- http://halaljones.com/uploads/files/91746027126.pdfIn PDF document text
- http://doktor-okonski.pl/uploadimg/file/86599642252.pdfIn PDF document text
- http://jobcred.com/rk/jobcred/uploads/image/file/82678833797.pdfIn PDF document text
- http://westpakusa.com/phpsites/vertical_living/uploads/file/69136108702.pdfIn PDF document text
- https://ballestermultiservicios.com/wp-content/plugins/formcraft/file-upload/server/content/files/161588ffdbb182---98761779059.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/RhDyTiV0TgQ/uplcv?utm_term=my+omegle+is+not+workingPDF 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_off0000dc0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC0D | 10576 bytes |
SHA-256: 622118f51a4284149e04f88d6d4d6f04796761eb8f8d0c0df5bb86f91ee4feea |
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font_01_sfnt_off0000f436.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF436 | 18596 bytes |
SHA-256: e47de0143a5d41b98c149cfad32ed25dd33bb582777efa648fbca1877f2d65d3 |
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font_02_sfnt_off00012464.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12464 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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