MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm with numerous URLs pointing to various domains, many of which appear to be compromised WordPress sites or disposable hosting. The primary lure URL suggests a download for 'maroon 5 songs', indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://laborke.ru/uplcv?utm_term=maroon+5+songs+download+mp4 PDF link annotation
- http://www.frank-diagn.hu/userfiles/files/fowikew.pdfIn PDF document text
- http://miyozenemeryville.com/uploads/files/lifulumavanako.pdfIn PDF document text
- https://marblobathware.ph/app/webroot/img/files/36423113715.pdfIn PDF document text
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16142860a00e08---19574380440.pdfIn PDF document text
- http://www.southforconstruction.com/frontend/web/ckfinder/userfiles/files/belokovosuxozovo.pdfIn PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/161404462b4024---tinejoto.pdfIn PDF document text
- https://remini.hu/userfiles/file/73769129644.pdfIn PDF document text
- http://firewaterdamagedfw.com/test/fckeditor/uploadfiles/file/13865665076.pdfIn PDF document text
- https://verner.lt/images/files/19228670970.pdfIn PDF document text
- http://globalcenterhotels.com/bot/ckfinder/uf/files/59803278324.pdfIn PDF document text
- https://hpx.com.ua/wp-content/plugins/super-forms/uploads/php/files/0bc80c10d2f5faf506861758fa241d6c/91406006589.pdfIn PDF document text
- http://placidlakes.com/larpm/uploads/file/wolevuxububab.pdfIn PDF document text
- https://self-storage.sg/images/uploadedimages/file/kowadipopikoniki.pdfIn PDF document text
- https://ecableapp.com/FCKeditor/FCKimgUpload/file/49699319872.pdfIn PDF document text
- http://pokebarslo.com/uploads/files/23699874958.pdfIn PDF document text
- http://trungtamsangloc.vn/uploads/ck_upload/files/51460494566.pdfIn PDF document text
- http://plusbateria.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d494f5f601---lipevoseriw.pdfIn PDF document text
- http://tentimesneedlehill.com/UPFILE/userfiles/files/lotas.pdfIn PDF document text
- https://blugarden.eu/file/xuwanupakasamubom.pdfIn PDF document text
- http://enjoybowlramenandpoke.com/uploads/files/xalaruru.pdfIn PDF document text
- http://bjavc.com/filespath/files/20210906131440.pdfIn PDF document text
- http://nbnjl.com/userfiles/files/47264610156.pdfIn PDF document text
- https://confeccionesruiz.cl/UserFiles/File/mudiga.pdfIn PDF document text
- http://nwatchonline.com/userfiles/file/98615384213.pdfIn PDF document text
- 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_off0000d553.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD553 | 20108 bytes |
SHA-256: 15a5345e194e15f33c61aad710a7aefb1e1c73d2a6dca4af9b667259c7fb8697 |
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font_01_sfnt_off00010a56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10A56 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001226d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1226D | 10704 bytes |
SHA-256: 6fc75029edc38384e0f985a4a3ad5eb76ab09f7215613fa6b529f2f9c992485f |
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