MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to potentially compromised websites, many of which host other PDF files. The 'ML_NYX_PDF_MALICIOUS' and 'CLAMAV_DETECTION' heuristics indicate a high likelihood of malicious intent. The document body is heavily obfuscated, preventing a clear understanding of its direct purpose, but the overall structure suggests a link farm designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/3d5dc6dddac8a2e395233078d110d8ee/70280949394.pdf In PDF document text
- https://chameleoncoupons.com/adgprocessing/uploads/files/61372575703.pdfIn PDF document text
- http://nek.ua/wp-content/plugins/formcraft/file-upload/server/content/files/160a82b41da0ba---31973887657.pdfIn PDF document text
- https://vdbergelectro.nl/wp-content/plugins/super-forms/uploads/php/files/87b2e38bb4500a6c0bb16bcc6c8a92b9/59240286866.pdfIn PDF document text
- http://mrsinternationalbeautypageant.com/clients/8/8c/8c0f0497d7166b07b5568c04be8084ca/File/28937633326.pdfIn PDF document text
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f72e634603---lulovejorezekuguz.pdfIn PDF document text
- http://danchrisjewelry.com/userfiles/file/56361188821.pdfIn PDF document text
- http://www.airportlimofortlauderdale.net/wp-content/plugins/formcraft/file-upload/server/content/files/160f3f9b5d24ed---wuxaguf.pdfIn PDF document text
- http://khanaphatgroup.com/UserFiles/file/48263925575.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/fedbg8hrqtcg1s3fdaig93clu4/34863246745.pdfIn PDF document text
- https://bawaniint.com/ckfinder/userfiles/files/rokegidaxizilapobemuba.pdfIn PDF document text
- http://domeinbeverdonk.be/assets/files/file/41384707394.pdfIn PDF document text
- https://harryfok.com/ckfinder/userfiles/files/63932334617.pdfIn PDF document text
- https://kaxtongroup.com/home5/maxconne/public_html/kaxtongroup/assets/images/newspostimages/files/83750518864.pdfIn PDF document text
- https://www.area-tlc.com/public/ckfinder/userfiles/files/52098554760.pdfIn PDF document text
- http://drivingschool-brno.eu/files/55970296089.pdfIn PDF document text
- http://vietsonplastic.com/uploads/userfiles/file/gikipenudaxebo.pdfIn PDF document text
- http://thietbiotovn.com/Images_upload/files/tajutalowupixul.pdfIn PDF document text
- http://travelshops.pl/userfiles/file/28571435623.pdfIn PDF document text
- https://samavetpharm.com/userfiles/files/51565054928.pdfIn PDF document text
- http://weddingdiy.cc/uploadfiles/files/20210702_195011_2315.pdfIn PDF document text
- https://dp-engineers.com/admin/userfiles/file/relenorilul.pdfIn PDF document text
- https://www.luthier-auxerre.fr/ckfinder/userfiles/files/55675892650.pdfIn PDF document text
- https://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160838fcb4d50f---nisoxapexoturapivumun.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=mainstays+student+desk+with+drawer+assembly+instructionsPDF 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_off0000ff7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF7D | 19492 bytes |
SHA-256: 9a42e2ce16f11283129dbf1ed67225fd67aa6f9070abda010004cc590627eee5 |
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font_01_sfnt_off0001323f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1323F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00014a56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14A56 | 11160 bytes |
SHA-256: 57d17da172fa67bbaa1c737c6b6bce22e62b81ad74386962925d9e97cd5034a3 |
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