MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links pointing to various websites, many of which are hosted on compromised CMS uploads or disposable hosting, indicating a link farm or phishing attempt. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9994
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://immo-macedo.lu/userfiles/files/ripumapuwezasa.pdf In PDF document text
- http://www.asejnrtigers.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160a9b5fcbcebf---wanewinikafabivefuwag.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607cb2458ed6f---19822659997.pdfIn PDF document text
- https://stgeorgedentalcare.in/ckfinder/userfiles/files/wivudilujaparawuwofe.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/kifimen.pdfIn PDF document text
- https://pellevah.com/upload/files/nevanake.pdfIn PDF document text
- https://prana.video/wp-content/plugins/super-forms/uploads/php/files/kh2qu8ack05lv6pv09mma82n06/kamatipigora.pdfIn PDF document text
- http://clubsahdianagalati.ro/upload/editor/file/fumunukeruwibiwexigul.pdfIn PDF document text
- http://bigxra.com/uploadfile/file/2021050919554473499.pdfIn PDF document text
- https://otelnamore.com/wp-content/plugins/super-forms/uploads/php/files/091ae6f5682ec614a030d6e35f222299/purapewadar.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608fd49a0dbe2---41054833410.pdfIn PDF document text
- http://grafiport.com/userfiles/file/zilutitetegakaje.pdfIn PDF document text
- http://julieesteban.com/wp-content/plugins/formcraft/file-upload/server/content/files/1611ac4d6a9767---jotalotoxuvupej.pdfIn PDF document text
- https://amursvoidom.ru/media/files/burituja.pdfIn PDF document text
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/160a922c243fef---18062584880.pdfIn PDF document text
- https://minhvuongthuphap.com/upload/ck/files/63434000724.pdfIn PDF document text
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/3631ac14b7d66b095821ed4b986f0c67/41530408472.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=hazelbaker+assessment+tool+for+lingual+frenulum+function+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_off0000d1ee.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1EE | 18236 bytes |
SHA-256: c0b1a199a7ede90e2e5611f4bb4020ea55a94d871c67083fb61881cef91aac40 |
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font_01_sfnt_off00010178.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10178 | 11348 bytes |
SHA-256: 7f1d266dc2db1ff9aa673f79c8b396b50697d127595373267ba61df55ffb9094 |
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font_02_sfnt_off00011bc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11BC5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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