MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external links, many of which point to compromised websites or disposable hosting, suggesting a phishing or malicious redirection scheme. The ML classifier and ClamAV detection strongly indicate malicious intent, likely to lure users to malicious sites or download further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://signauction.net/userfiles/file/ruwuxop.pdf In PDF document text
- http://driver-jazda.pl/upload/file/77033584011.pdfIn PDF document text
- http://rc-mst.com/mst/_upload/files/zarizurevepexivijako.pdfIn PDF document text
- https://songhong.info/userfiles/file/welobibopiteten.pdfIn PDF document text
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/7b2d337c7dbc7df9cfb60aa42f7c2ba5/gapebogenuvolami.pdfIn PDF document text
- http://xn----9sbbnbtte4cyg.xn--p1ai/ckfinder/userfiles/files/duvoxixeliwal.pdfIn PDF document text
- https://oolong-dining-co.com/webroot/editor-uploads/files/94758916188.pdfIn PDF document text
- http://gyogytornasz.hu/editor_up/70622674623.pdfIn PDF document text
- https://telliogluhukuk.com/userfiles/file/74073075452.pdfIn PDF document text
- http://canadanur.com/resimler/files/22560221716.pdfIn PDF document text
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613dd7515f170---zexozuruzipivanoxevelexum.pdfIn PDF document text
- http://otelm4b.ru/admin/ckfinder/userfiles/files/teguvibusaf.pdfIn PDF document text
- http://videoacceso.com/wp-content/plugins/formcraft/file-upload/server/content/files/161391429e989b---zuzenogilibu.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/iulpfr28frts718q25t8o42110/gulefozarofaxer.pdfIn PDF document text
- http://pulsrmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133e4c0e0ccb---bemul.pdfIn PDF document text
- https://arhometutor.com/userfiles/file/69308284550.pdfIn PDF document text
- http://dzirerealtors.com/uploads/pegojovapep.pdfIn PDF document text
- http://timebymtm.com/upload/files/lidalolabosokowaduveded.pdfIn PDF document text
- https://zaindu.drogomedia.com/files/galeria/files/rarujizifasazo.pdfIn PDF document text
- https://33mobility.net/uploads/files/87144614781.pdfIn PDF document text
- http://riph.pl/userfiles/file/95720126151.pdfIn PDF document text
- https://cairparavel.ro/app/webroot/files/userfiles/files/sonafujeg.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16134b88263882---56589011941.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=data+analysis+in+research+methodology+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_off0000def4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEF4 | 11184 bytes |
SHA-256: ccd282a8b4c02bb7c2bb753cf2ce31b19139cef58c352f070f2b5141cb434502 |
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font_01_sfnt_off0000f8c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8C1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000110d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110D3 | 17756 bytes |
SHA-256: 989895808273846974cd0736cdf83019a5503a55d1a0d3358f846c0ca3919a77 |
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