MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous links to external websites, many of which are hosted on compromised WordPress upload directories or appear to be part of a link farm. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or SEO manipulation. No scripts were extracted, but the structure suggests a lure to external, potentially malicious, content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9756
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://lubrifianti-auto.ro/files/file/46955081701.pdf
- http://knuhpharm.kr/userfiles/file/20210616163702.pdf
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ca221e9d22---83170027772.pdf
- http://johndanton.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wofogojaxipi.pdf
- https://provisionsinternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cf727221e7---8423266056.pdf
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/86u75k8idj3v4r7d5uutoaikhp/50114566319.pdf
- http://vizcsap.hu/files/file/44302529372.pdf
- http://grafordexstudents.com/clients/0/05/05b3dbe7dd9dc6f92b523d2b721f2ffd/File/bamiwifitotop.pdf
- http://asesorgubernamental.com/images/file/pepimawikijegusuti.pdf
- https://jdbailbonds.com/wp-content/plugins/super-forms/uploads/php/files/5757976bad7b82cc43886a7b489cc987/pijajamalukixutunikuke.pdf
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/906db25faaa3aa32bbce24a07c307471/96889483724.pdf
- https://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/160deb2ec1e5b0---87299764283.pdf
- https://thewentworthco.com/wp-content/plugins/super-forms/uploads/php/files/srvnlejjdof5pmkqb0fs2q70gj/bejen.pdf
- https://braviengenharia.com.br/wp-content/plugins/super-forms/uploads/php/files/654etofff64av9pv386go1on4j/miligulezamixorewegub.pdf
- https://reifenscho.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606f31791529b---senekuriwu.pdf
- http://www.skupp.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16099f1b7ad801---medexarixikofavawelute.pdf
- https://stagerightstaging.com/wp-content/plugins/super-forms/uploads/php/files/9ad0a484304e61befb5a4c374b42500c/27414558122.pdf
- http://moto-bike.pl/userfiles/file/zetojufoxizariw.pdf
- http://osc-pribor.ru/products_pictures/file/20808762698.pdf
- http://www.sunarsurdurulebilir.com/wp-content/plugins/super-forms/uploads/php/files/icvdqbhme5psv0o5pp9lugm555/bizirumigoxakawos.pdf
- http://yuanjen.com/ckfinder/userfiles/files/9578483743.pdf
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/16098ec7c89ba1---36904598036.pdf
- https://parquesanalbertohurtado.cl/ckfinder/userfiles/files/samiluxaduxotajomawuguje.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b3f45b6fad8---jepivajoku.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=oldest+football+club+in+the+world
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001b3b0.bin0a4af374cb035e676210909e4790276a619635896d879aefac6ffd5912e9aefa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1B3B0 | 1668 bytes |
font_01_sfnt_off0001bba4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BBA4 | 16792 bytes |
font_02_sfnt_off0001d3bb.binc4240d8a9524c75a9a471df3b39f8b3f32da5c1785c855c9a8e0a43c5df47444 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D3BB | 10924 bytes |
font_03_sfnt_off0001ed05.bincf353a285a9d8a79da47a5a4e1cae6662a6a3627ef0fc3093c5cde1cbcae1f1d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1ED05 | 19464 bytes |
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