MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. Heuristics identified it as a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting a phishing or malware distribution attempt. While no scripts were directly extracted, the nature of the URLs and the detection indicate a malicious intent to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://robertmatzuzi-massagetherapist.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1612eba0e24e41---92018755599.pdf In PDF document text
- http://4bx.pl/public/file/fituwupebelepipupagu.pdfIn PDF document text
- https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/ka2fgsrnvkmhqqki619gihmn6v/xodizipetamubedijawetir.pdfIn PDF document text
- http://www.polni.si/Images/files/32189348374.pdfIn PDF document text
- https://legouic-peinture.fr/userfiles/file/39924779794.pdfIn PDF document text
- http://madinagirls.com/easydo%20v2.00/files/uploads/12560365165.pdfIn PDF document text
- https://marlin-aquarium.ru/ckfinder/userfiles/files/kifen.pdfIn PDF document text
- http://foxadv.net/file/25946822332.pdfIn PDF document text
- https://grandegroup.net/files/19034314206.pdfIn PDF document text
- https://aleemanschools.org/userfiles/file/befibetobosirotomere.pdfIn PDF document text
- http://ramenzoni.eu/userfiles/files/75650519236.pdfIn PDF document text
- https://cemb.ca/upload/editor/file/1610020843.pdfIn PDF document text
- https://thisissati.com/userfiles/files/mikanikedalag.pdfIn PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/161464140c8581---kemulutubamogumu.pdfIn PDF document text
- http://zssadkowice.pl/pliki/vudifapitolala.pdfIn PDF document text
- http://77owship.netsociality.com/upload/files/31039014372.pdfIn PDF document text
- http://dhleisure.com/ckupload/files/2798346360.pdfIn PDF document text
- http://venkateshservices.com/uploads/62695377274.pdfIn PDF document text
- http://vinczeandlaszlo.com/upload/xagaliradizovixat.pdfIn PDF document text
- https://xn--z4qq44i.tw/upload/actfiles/6344219010.pdfIn PDF document text
- http://busangh.com/attfile/fckimg/file///2021091011102_367080043.pdfIn PDF document text
- http://enjoybowlramenandpoke.com/uploads/files/refamejemowezef.pdfIn PDF document text
- https://www.kiemtoandongnghi.com/public/plugins/ckfinder/userfiles/files/11113559227.pdfIn PDF document text
- http://art-wonders.com/ckeditor/ckfinder/core/connector/php/uploads/files/ludidefisero.pdfIn PDF document text
- https://keralatemples.info/ckfinder/userfiles/files/kewidiludunarodogi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=worm+snake+mod+apkPDF 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_off0000b1ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1EE | 10400 bytes |
SHA-256: b3622d712300f03b61740387739da1b0c9564e9727bb90eba0d64997fd4e1668 |
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font_01_sfnt_off0000c972.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC972 | 15524 bytes |
SHA-256: 3d89c8c68e7f89879b66f8abaac2534a6335b60f2a8238a8a0856def6eea360b |
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font_02_sfnt_off0000f062.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF062 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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