MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document is designed to host numerous links, likely leading to phishing sites or malware. While no scripts were explicitly extracted, the PDF structure and embedded URLs point towards a phishing or downloader attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9940
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://hosungtour.net/FileData/ckfinder/files/20210927_3AE0DF843D09D5A8.pdf In PDF document text
- http://alothongtin.com/upload/FCK/file/5591215822.pdfIn PDF document text
- http://wenyanchem.com/upload/files/wadefozekigidolilejaz.pdfIn PDF document text
- https://promenade-perpignan.com/userfiles/file/wozomudupatum.pdfIn PDF document text
- https://newdesert.pl/userfiles/file/movakami.pdfIn PDF document text
- https://kuni.ro/app/webroot/files/userfiles/files/83353109641.pdfIn PDF document text
- http://bradzo-ep.com/uploads/files/pesabodepejuxediles.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1613505afe03dd---77488631811.pdfIn PDF document text
- http://blekinge.boj.se/uploads/userfiles/files/49228925151.pdfIn PDF document text
- http://hanhthien.net/uploads/file/gigifatutifi.pdfIn PDF document text
- http://mcserpenti.com/userfiles/file/97995458814.pdfIn PDF document text
- http://hzbaoyan.com/images/upload/File/jamefererofubo.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16150e3e70a7cb---87524800295.pdfIn PDF document text
- http://pr-jam.com/ckfinder/userfiles/files/22974794938.pdfIn PDF document text
- http://kuryakyn.ru/userfiles/file/15705147094.pdfIn PDF document text
- http://argol-editions.fr/userfiles/file/80864762335.pdfIn PDF document text
- http://fongyoskert.hu/userfiles/files/gedirinugovobopidivizafe.pdfIn PDF document text
- https://semangkamerah.com/contents/files/xozamipizo.pdfIn PDF document text
- http://atem.sciara.eu/public/upload/file/danegorexanitabebaxik.pdfIn PDF document text
- https://suacuacuontoanphat.com/upload/files/6176892986.pdfIn PDF document text
- http://fatfailogistics.com/fckeditor/files/file/1142506487.pdfIn PDF document text
- http://kbinteriery.cz/userfiles/file/14533075867.pdfIn PDF document text
- https://mkart.it/uploads/file/22126894885.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=jesus+calls+his+first+disciples+meaningPDF 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_off0001589a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1589A | 11036 bytes |
SHA-256: d59fc6de602c84c86b44694a5dae4b31e95b25bf32974a05fd9c2a871ac9021f |
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font_01_sfnt_off000171e2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x171E2 | 20564 bytes |
SHA-256: cefa64f6daf589cfe6de474f1d17ec1f2c68d52cbae46ee7d6ef5d9c491acade |
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font_02_sfnt_off0001a6ce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A6CE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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