MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which are part of a link farm designed to obscure the final destination, as indicated by the PDF_SEO_DISPOSABLE_LINK_FARM heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution, with the primary goal of directing users to download a secondary payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://shqinze.net/admin/upimg/file///gububagujedo.pdf In PDF document text
- https://szamitogep-szerviz-javitas.hu/ckfinder/userfiles/files/22359893091.pdfIn PDF document text
- https://palet-school.com/files/files/3212658468.pdfIn PDF document text
- http://eugensa.lt/app/webroot/uploads/userfiles/files/femuseva.pdfIn PDF document text
- http://jlm-kg.com/uploads/file/viziges.pdfIn PDF document text
- http://www.immiflex.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134f0209fdcf---kulajuxedefibirino.pdfIn PDF document text
- http://3colorjazz.com/fckeditor/userfiles/image/fularub.pdfIn PDF document text
- https://stillwaiting.org/userfiles/file/xiverizenewajetapo.pdfIn PDF document text
- http://fusheng-vietnam.vn/admin/webroot/upload/image/files/mutagetowuvadaxagukujena.pdfIn PDF document text
- http://golden-candies.ru/webroot/files/files/14599779630.pdfIn PDF document text
- http://basar-hemeringen.de/ablage/userfiles/files/komifigosoluwebato.pdfIn PDF document text
- https://dezsredstvompx.ru/wp-content/plugins/super-forms/uploads/php/files/50df9aae8ccafecf80600b424b428289/gutowebabufotorax.pdfIn PDF document text
- https://araprinter.com/ckfinder/userfiles/files/3507986946.pdfIn PDF document text
- http://hb-hospital.com/file_upload/fck_upfile/file/60381124129.pdfIn PDF document text
- http://futureinfashion.com/ckfinder/userfiles/files/fonojixup.pdfIn PDF document text
- http://studiotecnicopinto.it/userfiles/files/pudexefodevasum.pdfIn PDF document text
- http://www.saaegfpolis.org.br/ckfinder/userfiles/files/vavonelolefutusugogede.pdfIn PDF document text
- http://phukientubepxinh.info/gomsu/sanpham/anh/files/91941993550.pdfIn PDF document text
- http://hillsclinic.com/fckeditor/editor/filemanager/connectors/php/userfiles/file/86263377576.pdfIn PDF document text
- http://nissanotogovap.vn/uploads/images/files/98194538142.pdfIn PDF document text
- http://crystal-lamp.ru/uploads/files/86934696108.pdfIn PDF document text
- http://hwangtosidae.com/userData/ebizro_board/file/naravelupogufikepevowoto.pdfIn PDF document text
- http://eortak.com/img/fck_temp/file/komadibodobogo.pdfIn PDF document text
- http://solarhomepage.ch/fckeditor/editor/images/file/musorabaxewaza.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=download+mod+five+nights+at+freddy%27sPDF 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_off0000d913.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD913 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f12a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF12A | 11100 bytes |
SHA-256: 5f40352f27d8e827485fa89704eaab3b225071eee031278cc7d4bdfacf72ddc5 |
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font_02_sfnt_off00010ab6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AB6 | 17424 bytes |
SHA-256: 0ee38a9407e680748c4e35372f5efdb921f290da30666726e7f7589265c3c96b |
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