MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by multiple heuristics, including ClamAV and an ML classifier, indicating malicious intent. It contains a large number of embedded URLs, many pointing to disposable domains, suggesting a link farm or phishing lure. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the document is designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://synerhu.ru/uplcv?utm_term=ajji+full+movie+watch+online+free PDF link annotation
- http://bige.vn/uploads/userfiles/file/61970553216.pdfIn PDF document text
- http://backupcenters.com/userfiles/file/xawelifubiwalemet.pdfIn PDF document text
- https://marblobath.com/app/webroot/img/files/mivipotomonaxivo.pdfIn PDF document text
- http://aunay-sous-auneau.fr/ckfinder/userfiles/files/31310456785.pdfIn PDF document text
- http://saint-party.com/media/file/84508747812.pdfIn PDF document text
- http://ps-chiptuning.hu/userfiles/files/zukuzilofenixexozaw.pdfIn PDF document text
- http://dsraxys.com/uploads/91326025696.pdfIn PDF document text
- https://matras-matrasych96.ru/admin/ckfinder/userfiles/files/95459268036.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/52109462671.pdfIn PDF document text
- https://fgcrubochi.com.ng/ckfinder/userfiles/files/jodelibaratubeko.pdfIn PDF document text
- https://schachverein-marchhoefe.ch/fcsr/news/upload/file/mikisuda.pdfIn PDF document text
- http://yournamebadges.com/withyourdog/cms_uploads/file/vuwixebedubujimerizuxigef.pdfIn PDF document text
- http://rent2day.ca/ci2/userfiles/files/41553624848.pdfIn PDF document text
- http://nghiencuuykhoa.com/uploads/userfiles/file/55059120053.pdfIn PDF document text
- https://semot.com/Store/userfiles/file/muxevifigarojozuwajaki.pdfIn PDF document text
- https://medgal.pl/admin/ckfinder/userfiles/files/69563713929.pdfIn PDF document text
- https://zaindu.drogomedia.com/files/galeria/files/zefedubabafoteguso.pdfIn PDF document text
- http://anoh.net/pds/userfiles/files/pitetideramenorepu.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/42222529946.pdfIn PDF document text
- http://mixline.ru/img/lib/file/xafixakuwamaja.pdfIn PDF document text
- http://ankamet.com/userfiles/file/53115587861.pdfIn PDF document text
- https://na-nule.ru/wp-content/plugins/super-forms/uploads/php/files/lq47534ha7ukat733ujk3qtdn7/rujamube.pdfIn PDF document text
- https://alwillislifecenter.org/ckfinder/userfiles/files/linumokapurirazulutedosi.pdfIn PDF document text
- 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_off0000f4a5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4A5 | 17596 bytes |
SHA-256: 365a464e6e61aa44306803f0d44eb57b5557e3da4133dc3fe9965d4ca6983a1b |
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font_01_sfnt_off000121db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121DB | 10796 bytes |
SHA-256: 9d271d4584e6a8d96a965a6a61a1a00b39f257d8d762f96f1edfb0944a41c6f7 |
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font_02_sfnt_off00013a8a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A8A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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