MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the nature of the heuristics indicate an attempt to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://www.oomewatersport.nl/upload/files/geroz.pdf In PDF document text
- http://in-dapt.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098b84f5203f---tifovisufagus.pdfIn PDF document text
- http://adamlegal.com/userfiles/file/juzozif.pdfIn PDF document text
- http://mineraux-et-lithotherapie.fr/ckeditor/upload/files/nuwupapigimazomunili.pdfIn PDF document text
- http://vo23.ru/upload/file/mupumedebebawekozuxopi.pdfIn PDF document text
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/16085767d46e6d---dagumelorewura.pdfIn PDF document text
- https://global-product.org/CKEdit/upload/files/veludi.pdfIn PDF document text
- https://broadstripe.com/wp-content/plugins/super-forms/uploads/php/files/6584fdf5f0b69bd9a0c23b594cc2617d/demozedavogixewurob.pdfIn PDF document text
- http://www.anclupnapoli.it/userfiles/file/50935081409.pdfIn PDF document text
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a358a92e656---42467410426.pdfIn PDF document text
- http://www.caribbeandentist.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d2ddd32c6fb---rewekovegu.pdfIn PDF document text
- http://silesiacapital.eu/data/file/damizilijonetowufi.pdfIn PDF document text
- http://friluftsgruppen.se/wp-content/plugins/formcraft/file-upload/server/content/files/1609a877839e3b---gabutejubo.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/3i6bcckgh6apu3hsk154gbpbi4/63687527284.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b2a1314994---15930645631.pdfIn PDF document text
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/16136b3bfd2e8e---doribuxajevadubolevekemam.pdfIn PDF document text
- https://yarsan.ru/wp-content/plugins/super-forms/uploads/php/files/8085f75304fb1f8ae7c9b46279a7a10a/28129532667.pdfIn PDF document text
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/589vdfnj90sbhcj7qve129pas7/65584436534.pdfIn PDF document text
- http://ellev.fr/upload/files/dukigoxivimulitokaviza.pdfIn PDF document text
- https://schlosshotel-murten.ch/userfiles/files/72010422768.pdfIn PDF document text
- https://www.phoenixdentalacademy.co.uk/wp-content/plugins/super-forms/uploads/php/files/46a127ff5203daff7259788cdd044dad/tagogesuseguruduren.pdfIn PDF document text
- https://armagedonspedycja.pl/files/file/zosupakemix.pdfIn PDF document text
- https://aguiapromocional.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1607b18b594ccd---jupilejora.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=lexus+is+250+manual+shiftPDF 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_off0000e346.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE346 | 18692 bytes |
SHA-256: afff23d598bf0da486bed31ca4d8c67106a9f01b229a162332b31805cc3196e9 |
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font_01_sfnt_off0001143c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1143C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012c53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12C53 | 10796 bytes |
SHA-256: 025f81d9bc333414aefac103532da9796cca364b2425be451092273eabbe8e2b |
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