MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including ClamAV and an ML classifier, indicating malicious content. It contains numerous embedded URLs pointing to external websites, suggesting a phishing or malware distribution scheme. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm on disposable hosting, further supporting the phishing lure.
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://medvor.ru/uplcv?utm_term=mcpe+apk+ios PDF link annotation
- https://bankubezpieczen.pl/userfiles/file/tufosadu.pdfIn PDF document text
- http://awarelaxcentrum.cz/user_files/file/xugiroresudikifex.pdfIn PDF document text
- http://itnetworkconsultingsf.com/helpdesk/app/webroot/img/userfiles/files/87134904686.pdfIn PDF document text
- https://dottoridegregorio.it/public/file/98415348845.pdfIn PDF document text
- http://zxpgw.com/userfiles/file/dufolifopafuzupudibirawes.pdfIn PDF document text
- http://carrozzeriabosini.net/userfiles/files/94570898800.pdfIn PDF document text
- http://tonghuichem.com/upload/files/36207048318.pdfIn PDF document text
- http://laptopcuhaiphong.vn/upload/files/lamofuvepisibejotulew.pdfIn PDF document text
- http://sameiroeventos.pt/ficheiros/71906950162.pdfIn PDF document text
- http://gazdalkodjokosan.hu/img/userfiles/file/xupemitibavir.pdfIn PDF document text
- http://homokkepek.hu/editor_up/65426579202.pdfIn PDF document text
- https://ooobelkom.ru/ckfinder/userfiles/files/musufuvigegalasafak.pdfIn PDF document text
- https://tese.in/ckfinder/userfiles/files/sewaz.pdfIn PDF document text
- http://cosmoscm.com/contents/files/sejodipodojajiw.pdfIn PDF document text
- http://dichthuatanhduy.com/uploads/userfiles/file/15381039264.pdfIn PDF document text
- http://alltechsro.cz/files/lujulewuvepujegijeji.pdfIn PDF document text
- http://www.sospapa24.com/lib/ckfinder/imgupload/files/73101694516.pdfIn PDF document text
- http://tubemakingmachine.com/uploadfile/files/73578149167.pdfIn PDF document text
- http://gearonlaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/norupubamodeg.pdfIn PDF document text
- http://dtjxbpzx.com/filespath/files/20210920172611.pdfIn PDF document text
- https://skykharchono.mn/editor/files/98259326810.pdfIn PDF document text
- http://pphu-joanna.pl/fckpliki/file/71965425592.pdfIn PDF document text
- http://juentai.com/userfiles/files/tirokedalanojekolutifov.pdfIn PDF document text
- http://etkindenetim.com/resimler/files/77394631472.pdfIn PDF document text
- http://cosmoscm.com/contents/files/muwukowevetevogub.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_off0000af1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF1D | 14924 bytes |
SHA-256: 21bbc43b78004a619fcb9d6a20950e98d1b03f14cd6e2dc37f1d2c67a427efdf |
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font_01_sfnt_off0000d450.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD450 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ec67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC67 | 10104 bytes |
SHA-256: 144f8c463ab2572a891c869fe46103fdcb166e22afc13205be2dd1f789eaa03c |
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