MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, many of which point to compromised CMS upload directories or are part of a link farm hosted on disposable domains. The primary function appears to be redirecting users to potentially malicious or unwanted websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://prestinieurope.ch/userfiles/files/48339676438.pdf In PDF document text
- http://konditsionery-zheleznodorozhnyi.ru/upload_picture/file/polefu.pdfIn PDF document text
- http://detskypohar.cz/upload/file/derar.pdfIn PDF document text
- http://yatros.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1612fdcbf97403---33398817590.pdfIn PDF document text
- http://abwrosedale.com/uploads/files/92690238875.pdfIn PDF document text
- https://francemonde.news/UserFiles/file/mowavunonigotuw.pdfIn PDF document text
- https://atputasbazes.lv/images/userfiles/files/3626065602.pdfIn PDF document text
- http://nemochem.cn/upload/files/pexopivare.pdfIn PDF document text
- http://glttek.com/userfiles/file/xorul.pdfIn PDF document text
- https://raovat72.vn/uploads/news_file/roruge.pdfIn PDF document text
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c26457bf07---neruninovefamaguvimenir.pdfIn PDF document text
- http://daedukgs.com/admin/fckeditor/data/file/20210913043620.pdfIn PDF document text
- http://cisseo.net/userfiles/files/88087049827.pdfIn PDF document text
- https://socialacademy.gr/wp-content/plugins/super-forms/uploads/php/files/46bb9b27fcdf8df34143cf3f19d76b8f/45877471084.pdfIn PDF document text
- http://multiflex.ru/userfiles/file/mibaloduxalimada.pdfIn PDF document text
- https://portalkucharski.pl/app/webroot/media/files/kuwisi.pdfIn PDF document text
- https://quangcaowebsite.vn/uploads/files/17081341011.pdfIn PDF document text
- http://www.cerathai.com/image/upload/File/86391408158.pdfIn PDF document text
- http://miyagi.chi-kara.net/Upload/files/tamavewogoribexiwureta.pdfIn PDF document text
- https://home-consult.lu/userfiles/files/zotunalorupomokigamatima.pdfIn PDF document text
- https://qamarapps.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fe9e6e2da5---37325007453.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/mabiravobufapixog.pdfIn PDF document text
- http://sportsbettingconsultants.net/cote_dor_import/admin/ckfinder/userfiles/files/zorekavujaremorepi.pdfIn PDF document text
- http://wefocusdesign.com/upload/files/wevakululowadarewa.pdfIn PDF document text
- https://bnbcostaverde.it/userfiles/file/najikekabajiraj.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=stumble+guys+free+online+gamePDF 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_off0000cd76.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD76 | 17672 bytes |
SHA-256: 9f8742ce04e5d13bfd839be6227f0581d3186f8bf03f8bb268ae166432150e14 |
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font_01_sfnt_off0000fb44.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB44 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001135b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1135B | 10988 bytes |
SHA-256: 210309210c09378982f75a053f67d08e42c7ac0752d7d10104860ff5b4348dd5 |
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