MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a high-confidence ML classifier and ClamAV detection. It contains numerous links, many pointing to compromised WordPress upload directories and disposable hosting, suggesting it functions as a link farm. The primary goal appears to be directing users to external, potentially malicious, websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 https://propbrains.com/wp-content/plugins/super-forms/uploads/php/files/ffplt7k9j79lpol9rtnhjiklv5/pewapusifukajivu.pdf In PDF document text
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b79f9c276d9---bumipetumiberonirowuj.pdfIn PDF document text
- https://www.inter-tube.co.uk/wp-content/plugins/super-forms/uploads/php/files/a283100c48de499e8cfcf5635846e052/68921852732.pdfIn PDF document text
- https://fobiy.net/wp-content/plugins/super-forms/uploads/php/files/41570c5604c288e281018dd9a9680190/pexewuvojokonaxivulug.pdfIn PDF document text
- http://agriturismoilnoceto.com/userfiles/files/60096812406.pdfIn PDF document text
- https://novzelandiya.ru/ckfinder/userfiles/files/32432747805.pdfIn PDF document text
- http://theettiaresottawa.org/clients/e/e8/e8f54e69a7463df9fd0adff13cd8e90f/File/woneg.pdfIn PDF document text
- https://gz-topstar.com/wp-content/plugins/super-forms/uploads/php/files/75e7a5033aefe4d8d4fc8f3a4a992f8d/5599589166.pdfIn PDF document text
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607a3fc8bdb63---fedazewo.pdfIn PDF document text
- https://aryaayur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a381ce90114---88227539513.pdfIn PDF document text
- https://lidiyageorgieva.com/ckfinder/userfiles/files/39010311291.pdfIn PDF document text
- http://pietroquatriniarchitetto.eu/userfiles/files/65612737399.pdfIn PDF document text
- http://elmbbq.com/uploads/files/37240138328.pdfIn PDF document text
- https://xn----8sbaavnccwq4am.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/f9ed3d5450dcbfd82aafc1ad1f423e1a/lojokaselowo.pdfIn PDF document text
- https://dichocungtoi.com/userfiles/file/wesuluxe.pdfIn PDF document text
- https://www.karenlovelee.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e84f78f52d---pazakupaji.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607b0cb4c99f6---2652849669.pdfIn PDF document text
- http://droprint.my/home/ququ4923/public_html/userfiles/file/kajipida.pdfIn PDF document text
- http://sazjah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bff85c4d2a7---sibefulidarikenozesosuma.pdfIn PDF document text
- http://www.ausafrica.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1607f39c51018e---46131765277.pdfIn PDF document text
- http://sibservis.com/ckfinder/userfiles/files/bexit.pdfIn PDF document text
- http://superlitefan.com/uploads/files/luril.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/07gu172ondvimu0t83tnbn6q02/96421245588.pdfIn PDF document text
- http://laser-piskovani.cz/democms/userfiles/file/pitizasili.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=hoover+floormate+the+hard+floor+cleaner+manualPDF 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_off0000c080.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC080 | 10636 bytes |
SHA-256: f3d66162af997cb66c41eed4c02461caef286eea87fb252ebcd26b9a63a1d5bc |
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font_01_sfnt_off0000d8a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD8A4 | 16476 bytes |
SHA-256: fe296559a1b95c49f7a4247beff6632591d71a6765dfae1c0ba0dd103fd0f205 |
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font_02_sfnt_off0001030e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1030E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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