MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains a link farm with numerous URLs pointing to various domains, many of which appear to be compromised or disposable hosting. The presence of a ClamAV detection for 'Pdf.Phishing.Trojan' and ML classification strongly indicates malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports that the document's primary purpose is to redirect users through a network of links, likely to facilitate phishing attacks or distribute further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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 http://orvositudasbazis.eu/images/upload/file/muradikemafuvadix.pdf In PDF document text
- http://wujipacking.tw/upload/files/23860753674.pdfIn PDF document text
- http://elma-itc.ru/!upload/files/6605439183.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/d457bd1ec7dbb63872cb8d494ea89a02/52087348267.pdfIn PDF document text
- http://rsti.biz/files/fck/file/vuvululuj.pdfIn PDF document text
- http://panziofabian.hu/fck_kepek/86629225261.pdfIn PDF document text
- https://izometal.net/mm/file/96734321171.pdfIn PDF document text
- https://assignmentmart.com/ckfinder/userfiles/files/podakewilowefolovin.pdfIn PDF document text
- https://lotteppta.com/beta/assets/file/98275188775.pdfIn PDF document text
- http://irina-beha.com/ckfinder/userfiles/files/vegenawofojojitu.pdfIn PDF document text
- https://zhbiotech.com/CKEdit/upload/files/70653837286.pdfIn PDF document text
- http://thaimassagemodel.com/ckfinder/userfiles/files/sabopifi.pdfIn PDF document text
- https://sensiblemachines.com/ckfinder/core/connector/php/files/37580349023.pdfIn PDF document text
- https://immobiliareincentro.it/allegati/file/ketunavexedazitadave.pdfIn PDF document text
- http://kondicionery-dolgoprudny.ru/upload_picture/file/11521997971.pdfIn PDF document text
- http://www.liveartsaskatchewan.com/wp-content/plugins/formcraft/file-upload/server/content/files/161345e57010c8---83656346330.pdfIn PDF document text
- http://jandebruijn.com/uploadimages/files/loxafa.pdfIn PDF document text
- https://weboonline.com/ckfinder/userfiles/files/69219395970.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/317c11b4de4ae3fee0eaf85d6f38c7d5/bafosil.pdfIn PDF document text
- https://patriciogaete.com/upload/file/30752279843.pdfIn PDF document text
- http://phoiinnhiet.com/images/uploads/files/zuwuk.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16131b9201588a---47545120267.pdfIn PDF document text
- http://mh-gartengestaltung.de/userfiles/file/xefudesaj.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=new+update+vidmate+app+downloadPDF 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_off0000b469.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB469 | 15884 bytes |
SHA-256: cb019e45dcd00ec6ab86032c03a6d967655dee44db17a3350fc00d7c76c1ef6c |
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font_01_sfnt_off0000dcca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCCA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f4e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E1 | 10516 bytes |
SHA-256: d74eb4d6743466a4411f2739d756df4bafe22e66884d785d0c5b236f3a54bdb8 |
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