MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised WordPress upload storage and disposable hosting. The document body is unreadable, but the presence of numerous external links suggests a phishing or SEO manipulation scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16083ca2893d7d---nukowofagomaxul.pdf In PDF document text
- http://www.hotel-margherita.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c831b0822d---lozirarejexakifivot.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/16098c6b103be3---72450227289.pdfIn PDF document text
- https://aduanaldelvalle.com/userfiles/file/xojamarapavuv.pdfIn PDF document text
- http://moestuinwebshop.nl/userfiles/file/milajuparakexa.pdfIn PDF document text
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/0981ea1c4e7adeffe71424877f1dc2d1/fatufeta.pdfIn PDF document text
- http://aurora-c.jp/files/files/jaxoworogixe.pdfIn PDF document text
- http://ecilingirler.com/resimler/files/lavawozu.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160879768beaca---7097392421.pdfIn PDF document text
- https://amesmedicalservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a097f0c272a---jidimalodolu.pdfIn PDF document text
- http://www.alexgis.com/siteuploads/editorimg/file/wawageletogose.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/1607026d795f39---55711200919.pdfIn PDF document text
- http://dotbamboo.com/file_media/file_image/file/76961362594.pdfIn PDF document text
- https://eduinfinite.com/wp-content/plugins/super-forms/uploads/php/files/12912a7e7a5980ffb3a685334c1cf73f/85868114383.pdfIn PDF document text
- http://kingnature.ru/files/files/vibavofezuz.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/1606f504da63ad---84314955092.pdfIn PDF document text
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092e9dd036a7---nufuduvoxupo.pdfIn PDF document text
- https://www.sixteengrams.com/wp-content/plugins/super-forms/uploads/php/files/ir4kh9qc2hgebfdu6k3feh4ljc/83815943556.pdfIn PDF document text
- https://ancoraeducacion.com/images/fuzesojodugesalubebeg.pdfIn PDF document text
- http://makaeximworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f7c1fbdf1c---71653294489.pdfIn PDF document text
- https://www.plsok.com/wp-content/plugins/super-forms/uploads/php/files/afd4c340339d787f45f4e77f8657dd43/60586077924.pdfIn PDF document text
- https://balarampurblock.in/ckfinder/userfiles/files/xigovuzozin.pdfIn PDF document text
- http://lisahyatthealth.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609ff1a77a89a---mosuf.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/4735b7f3eb9cd2cd4d162aca7f1c0c20/89601223295.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=crc+handbook+of+chemistry+and+physics+98th+edition+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_off0000b9e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9E4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d1fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1FB | 11592 bytes |
SHA-256: 3a3c0b017dba810ce08bae10d91e27af63c748bca6e6214d8ec5ec23d1ecb153 |
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font_02_sfnt_off0000ed27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED27 | 15472 bytes |
SHA-256: 36f675af18b69bdd302ba94cb88991e598faa65e8daa9986363f8b6e46fa5141 |
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