MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML and ClamAV as malicious, exhibiting characteristics of a phishing or malware distribution campaign. It functions as a link farm, containing numerous embedded URLs pointing to external PDF files hosted on various domains, some of which appear to be disposable. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a pattern of using multiple distinct hosts with few links per host, suggesting an attempt to obscure the malicious intent.
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://fcraregistration.com/UploadedData/file/88923854257.pdf In PDF document text
- https://ebooksweb.net/files/file/keferubatatijikejo.pdfIn PDF document text
- http://schokozentrale.de/idata/jedoberavifol.pdfIn PDF document text
- http://sahrugs.com/userfiles/file/83033259550.pdfIn PDF document text
- http://panhongbo.com/ckfinder/userfiles/site_eachfun_com/files/wijizokotide.pdfIn PDF document text
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16134ba50a509b---xedonu.pdfIn PDF document text
- http://teplo76.ru/uploads/file/dexupogulasemiwigiro.pdfIn PDF document text
- http://tecsun-moscow.ru/docs/file/42291319471.pdfIn PDF document text
- http://risorsaterra.it/userfiles/files/51339684631.pdfIn PDF document text
- https://vhssirimpanam.org/ckfinder/userfiles/files/42580150207.pdfIn PDF document text
- http://xn--xhq021fvrwdth.com/d/files/tixuwanujojumufezelidoge.pdfIn PDF document text
- https://alves.bg/ckfinder/userfiles/files/xaduxudaferaferezimew.pdfIn PDF document text
- https://connatlas.com/home/conn/public_html/ckfinder/userfiles/files/vaxuseli.pdfIn PDF document text
- http://website-design-company.in/dev3/damodar/ckfinder/core/connector/php/userfiles/files/16094128300.pdfIn PDF document text
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/161346d06b159c---17999831089.pdfIn PDF document text
- https://lemarko.com/userfiles/file/63681655738.pdfIn PDF document text
- http://kaushalacademy.org/ckfinder/userfiles/files/48613987651.pdfIn PDF document text
- https://alstar.uz/images/shared/file/92864098889.pdfIn PDF document text
- https://fwstc.in/userfiles/file/80407721339.pdfIn PDF document text
- http://taxilitomerice.cz/ckfinder/userfiles/files/jurabizofariwejusejipaz.pdfIn PDF document text
- https://singhaniabrothersltd.com/ckeditor/ckfinder/userfiles/files/begedokaxafilegonajex.pdfIn PDF document text
- http://crmrealty360degree.in/userfiles/file/3762353984.pdfIn PDF document text
- http://ottotech.center/userfiles/file/53350797005.pdfIn PDF document text
- http://styrexon.cz/userfiles/file/14639444435.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=oxford+discover+grammar+3+answer+keyPDF 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_off0000e0c9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0C9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f8e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8E0 | 11332 bytes |
SHA-256: fbbec99132fe0672d7d585ee1a9581bc7aab6b578e10ff23abd8b6824e1a7f5e |
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font_02_sfnt_off0001137b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1137B | 18768 bytes |
SHA-256: b23949c99d16a2888f009bc9316a5db063e25c2a51f446492da97a0ede96c375 |
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