MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to disposable domains and are part of a link farm, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a malicious document designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://lazeo.nl/userfiles/file/vafajiwos.pdf In PDF document text
- https://www.gryf-wet.pl/ckfinder/userfiles/files/7728253385.pdfIn PDF document text
- http://naturallabs.fr/userfiles/file/gosepa.pdfIn PDF document text
- http://dnt-mayak.ru/content/File/fujajotekuzunopineg.pdfIn PDF document text
- http://aallergy.friend-match.com/upload/files/zuzigimubojalalupivopoxi.pdfIn PDF document text
- http://yuhao-tech.com/userfiles/file/dulafozejikubawudos.pdfIn PDF document text
- http://jump360.co/upload/files/20210908044540.pdfIn PDF document text
- https://jeanmarcrobion.fr/userfiles/file/faramanepeximowaziluli.pdfIn PDF document text
- https://realwebguys.com/wp-content/plugins/formcraft/file-upload/server/content/files/161315b123aa51---maneredunevu.pdfIn PDF document text
- http://kcwoman.medsoft.kr/pds/userfiles/files/56921266586.pdfIn PDF document text
- http://hidramaco.com/files/files/46982847069.pdfIn PDF document text
- https://discovery99.com/userfiles/file/sabiraloduzitik.pdfIn PDF document text
- http://inbjnews.com/data/cheditor/0603/files/32674473735.pdfIn PDF document text
- https://limpiezasinasel.com/userfiles/files/vemuxo.pdfIn PDF document text
- https://eyescare.vn/app/webroot/upload/ckfinder/files/panitebepo.pdfIn PDF document text
- http://rtm-plus.ru/ckfinder/userfiles/files/jikofisivowowepag.pdfIn PDF document text
- https://saatyapi.com/upload/ckfinder/files/kugibep.pdfIn PDF document text
- https://samoinstitute.mn/uploads/assets/file/rudakesevukagibilugodanuj.pdfIn PDF document text
- https://parkettworld.com/upload/files/45521489382.pdfIn PDF document text
- http://blekinge.boj.se/uploads/userfiles/files/46792589597.pdfIn PDF document text
- http://twfbs.com/ckfinder/userfiles/files/64187832896.pdfIn PDF document text
- http://metallpress.ru/files/samababojidowesujolimole.pdfIn PDF document text
- http://homokkepek.hu/editor_up/23326516184.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/DOqCt-cVA4I/uplcv?utm_term=linguistics+by+jean+aitchison+pdf+downloadPDF 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_off0000d8f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8F4 | 11328 bytes |
SHA-256: 7b2d579693876ed8160361572866f5f5c4b2b50c518837f3f74cfae4b82344b3 |
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font_01_sfnt_off0000f335.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF335 | 18500 bytes |
SHA-256: e6ddf4701390b987f05ad2a0e520d55c5355c403d2f41f6b7def0fd1e0751c2b |
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font_02_sfnt_off0001239a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1239A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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