MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous external links, many pointing to compromised or disposable domains, indicating a link farm designed to lead users to malicious content. The ClamAV detection and ML classifier strongly suggest a phishing or trojan payload delivery intent. The presence of multiple external URI heuristics further supports the link farm attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://wingmanplanningdemo.com/userfiles/files/58894366576.pdf In PDF document text
- http://work4shop.cz/userfiles/file/93522794144.pdfIn PDF document text
- http://aftckwt.com/uploads/file/gusetodetuxiwirifu.pdfIn PDF document text
- https://kurtoglumob.com/upload/file/39068219849.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c44ca968f88---befok.pdfIn PDF document text
- https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/sp0c4vmhj4gum0p9s6rh7mf7s1/fanakunaw.pdfIn PDF document text
- https://childconcern.in/trila/userfiles/file/divutimefonami.pdfIn PDF document text
- http://monteconsultants.com/image/upload/File/47688714233.pdfIn PDF document text
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/16071d496c17b2---26734767319.pdfIn PDF document text
- http://www.anieliasfx.com/uploads/textareas/file/15116051924.pdfIn PDF document text
- https://mimpiindah2.com/contents//files/fomujedisarix.pdfIn PDF document text
- http://www.libroparlatolions.it/backoffice/ckfinder/userfiles/files/favovojewuwo.pdfIn PDF document text
- https://martensmgt.com/business_school/uploads/file/63909102457.pdfIn PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/o0tpnct9envtj7td4fejqa0qvq/kapisadona.pdfIn PDF document text
- http://ombs.ru/uploads/files/pudowexabesa.pdfIn PDF document text
- https://kicksomeglass.com/wp-content/plugins/super-forms/uploads/php/files/88e71568d7e347293778370e4992f00d/67567214497.pdfIn PDF document text
- http://thuephotocopytaihanoi.com/upload/files/3620836218.pdfIn PDF document text
- http://co-mit.com/uploads/files/98753921039.pdfIn PDF document text
- https://diarch.in/WYSIWYGImage/file/47962945390.pdfIn PDF document text
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/sefbmp2iutqsht3p3mlqrnnbuh/lunofefojuruwareze.pdfIn PDF document text
- https://wsbtitan.com/images/file/livutejemuruzasideganobo.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=quantum+mechanics+for+engineering+materials+science+and+applied+physics+pdfPDF 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_off0000bcfc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCFC | 16888 bytes |
SHA-256: b038add595d3409e17f0b432874325be2a7b4b7ae2b5957bf4661b932af3a623 |
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font_01_sfnt_off0000e8e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8E1 | 11340 bytes |
SHA-256: 4bd17a4727875a40d2761db7270247cd65d85ac36a63791070641e7aba89fd91 |
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font_02_sfnt_off0001033c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1033C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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