MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of links, many of which point to compromised WordPress sites or disposable hosting domains. This behavior is characteristic of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
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 http://supair-lux.hu/ckfinder/userfiles/files/58614541098.pdf In PDF document text
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acfd8eaa37a---dopixu.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/hcjfop134tsugs4v8f8hu52nv7/55101650871.pdfIn PDF document text
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/f64bf00d30b2abc1468df0d183719d27/panusasodivokalif.pdfIn PDF document text
- http://stellarvvv.ru/ckfinder/userfiles/files/wixaxofumijev.pdfIn PDF document text
- http://newfieldclassof1982.com/clients/6/69/69e49ffade321d977af769e13f9f004b/File/zonowegoregibo.pdfIn PDF document text
- http://yuanjen.com/ckfinder/userfiles/files/26462893209.pdfIn PDF document text
- https://jollytime.ru/wp-content/plugins/super-forms/uploads/php/files/0598b23c313de2d845f188c970fadb54/wimemagunonifokexikafup.pdfIn PDF document text
- https://comodee.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ca0bcc38625---32181758505.pdfIn PDF document text
- http://klubalfa.org/img/userfiles/file/kegusapokijekikixe.pdfIn PDF document text
- https://nstyapi.com/resimler/files/gexozinasovanofulafakow.pdfIn PDF document text
- https://diversifiedhumansolutions.com/wp-content/plugins/super-forms/uploads/php/files/382fef88846a41c9dba43ccf79db1463/lavibufuvojuwozesitajev.pdfIn PDF document text
- http://www.trackls.com/application/ckeditor/ckfinder/userfiles/files/2165593037.pdfIn PDF document text
- http://podiummoda.ru/userfiles/file/96280939520.pdfIn PDF document text
- https://too.kg/wp-content/plugins/super-forms/uploads/php/files/226868caa24e82e96d551df5eaf93ac9/83360207215.pdfIn PDF document text
- http://aksaaydinlatma.com/img/editor/image/file/vejomexilowovabimokadaw.pdfIn PDF document text
- http://alexanderkanevskyartgallery.com/clientMedia/file/lodisokiwurobubibo.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160bedc614248b---38650094452.pdfIn PDF document text
- https://designclarf.it/file/kekawoberixafitutakebow.pdfIn PDF document text
- https://infiniteprospects.com/FCKeditor/file/xagujobofimuwupesuvu.pdfIn PDF document text
- https://tripleccompanies.com/wp-content/plugins/super-forms/uploads/php/files/1e4f0748bc2933e685bab824602b4bd2/71173467234.pdfIn PDF document text
- https://aduanaldelvalle.com/userfiles/file/68061293794.pdfIn PDF document text
- https://sthouseluxury.com/upload/files/kowuriviriloputiwoxar.pdfIn PDF document text
- http://utuin.net/files/fckeditor/file/rutekaxevozafetajufurag.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=resumo+hermeneutica+juridica+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_off00028d2a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x28D2A | 22680 bytes |
SHA-256: a5146d70fa790f22b3edb49e5f615523eeb73dccc32a8816d4f03695b22400a0 |
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font_01_sfnt_off0002c810.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2C810 | 11112 bytes |
SHA-256: 4fb23c32871f1392a8a3ab7da6b11cf1ba0883ec1f631f2fb9d10ee5b3030073 |
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font_02_sfnt_off0002e1d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x2E1D0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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