MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and link farm heuristics, indicating a strong intent to redirect users to potentially malicious websites. The ML classifier and ClamAV detection strongly support its malicious nature, classifying it as a phishing or trojan variant. While no scripts were directly extracted, the PDF structure and embedded links are indicative of a phishing lure, likely delivered via spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 6
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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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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 https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/7556528a577491b925bb8b1c8cdbc9e3/zaxirubeludupidavoz.pdf In PDF document text
- https://nobelboya.com/userfiles/file/kilatifuli.pdfIn PDF document text
- http://shepardinteriordesign.com/rw/upload/file/55809712317.pdfIn PDF document text
- http://ecohouse-lab.com/userfiles/file/43518157093.pdfIn PDF document text
- http://boxshop.mn/userfiles/files/barabolafukop.pdfIn PDF document text
- http://thailaundry.com/imgUpload/files/85306897751.pdfIn PDF document text
- http://ohadalegistrocbarter.com/ckeditor/uploads/files/norivi.pdfIn PDF document text
- http://kramnyca.info/img/upload/editor/file/44283427650.pdfIn PDF document text
- http://showpalmedical.com/userfiles/933964639.pdfIn PDF document text
- http://precisao.net/files/files/11194599344.pdfIn PDF document text
- http://ranahytta.com/ckfinder/userfiles/files/kavuvetofegirojizino.pdfIn PDF document text
- http://bogaarchitetti.it/userfiles/files/24153028888.pdfIn PDF document text
- https://pasarant0g3l-turbo-h1t.com/contents/files/29683834585.pdfIn PDF document text
- http://alrabbanoilandgas.com/file/files/51534296672.pdfIn PDF document text
- https://srilangkapools.com/contents/files/lipuvitujepoku.pdfIn PDF document text
- https://avigailpekelman.com/sites/default/files/file/nuruxonedasovum.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1612ee20eaf11b---gawubamaxenuzulo.pdfIn PDF document text
- https://www.institutvzdelavani.cz/files/guwivuvamifajodelil.pdfIn PDF document text
- http://fiumaradelsossio.it/userfiles/files/41873341376.pdfIn PDF document text
- http://studiocinti.eu/userfiles/files/loponuba.pdfIn PDF document text
- http://zhfangyuan.com/uploadfiles/files/navotagunapa.pdfIn PDF document text
- http://greenld.com/userfiles/90561624355.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/161315b7fcd8a1---57812128054.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=all+ladies+do+it+1992+full+movie+onlinePDF 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_off0000d78c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD78C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000efa3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFA3 | 10900 bytes |
SHA-256: 613d2d77a2dd58517c90d858f2ee561c9ecd0d8041d951fdcf1d573b659d5952 |
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font_02_sfnt_off000108fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108FE | 17320 bytes |
SHA-256: bbb1cc6c94089406e3691e73cf68c6f920e52646aaf49491900a6dcfc423d140 |
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