MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to domains that appear to be part of a link farm, a common tactic for phishing or malware distribution. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags this behavior, suggesting the PDF is designed to redirect users through multiple sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://vico-domrep.com/ckfinder/userfiles/files/debefogudurimuwasirubawa.pdf In PDF document text
- http://liubeauty.com/luutru/files/laromud.pdfIn PDF document text
- http://zh-huaxun.com/uploadfiles/files/35367580607.pdfIn PDF document text
- http://sov.tranovice.org/webpagebuilder/ckfinder/userfiles/files/pijukesejane.pdfIn PDF document text
- http://fivelscope.net/fckimages/93569659689.pdfIn PDF document text
- https://weldingportal.it/userfiles/file/sopiwerutaparotapukemogap.pdfIn PDF document text
- http://mariekevanvlierden.nl/survey/userfiles/files/24706392010.pdfIn PDF document text
- http://arcdesantmarti.com/biocop/Images/images-editor/file/66577241097.pdfIn PDF document text
- https://tckontrola.hr/files/82873063573.pdfIn PDF document text
- https://tylbm.com/Upload/ckeditor/files/bamim.pdfIn PDF document text
- http://garantc.ru/userfiles/file/zujazomosutujakimipaw.pdfIn PDF document text
- http://escalierdurire.fr/ckfinder/userfiles/files/62643891461.pdfIn PDF document text
- http://hanasushichoice.com/uploads/files/5730939732.pdfIn PDF document text
- http://immobilieninvestors.eu/userfiles/file/bedusujejevawobe.pdfIn PDF document text
- http://usarsenal.it/userfiles/files/70695548029.pdfIn PDF document text
- http://rubensova16.cz/files/file/kukewalusiteku.pdfIn PDF document text
- http://as-eng.biz/userfiles/file/75479465116.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16141141e6d339---dovixat.pdfIn PDF document text
- https://nusbetaja2.com/contents/files/zovegiwazezatuxo.pdfIn PDF document text
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16134ca052dc3b---64423085317.pdfIn PDF document text
- http://uitvaartverzorgingsindex.nl/images/uploads/7706452725.pdfIn PDF document text
- http://vidol.nl/userfiles/file/96423891805.pdfIn PDF document text
- http://opt-russtd.ru/data_center/upload_pictures/file/47406322015.pdfIn PDF document text
- http://brilsports.ro/userfiles/file///zusimudataxamavixaf.pdfIn PDF document text
- http://radiosalsa.fr/php/rs/filesupload/file/82506628655.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=machine+learning+for+text+pdfPDF 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_off0000b40d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB40D | 16700 bytes |
SHA-256: 742d0f2863eb4b017eb67ee568962c1772d91edfa0402af024b280f687f42d5e |
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font_01_sfnt_off0000df02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF02 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f719.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF719 | 10828 bytes |
SHA-256: 34f7e79b30945df7d7b2ee9190143528568cc8b87fee642a997433e371ced760 |
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