MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious File
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm hosted on compromised CMS uploads, pointing to other PDF files. The presence of numerous URLs, many on disposable or compromised hosting, suggests a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://muratay.nl/userfiles/file/53463754128.pdf In PDF document text
- http://snsi.jp/image/news_file/gogaroso.pdfIn PDF document text
- https://avigailpekelman.com/sites/default/files/file/lukemixovopawewexoja.pdfIn PDF document text
- http://combatkuntao.com/ckeditor/ckfinder/userfiles/files/texoji.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/d3pg3f4kuj98rgnn2j9d1ddjo3/48084847537.pdfIn PDF document text
- https://jvlegacyhomerepairsmd.com/nbloom/fckuploads/file/59178354269.pdfIn PDF document text
- http://www.masozilina.sk/ckfinder/userfiles/files/kedose.pdfIn PDF document text
- http://mobilenmr.com/files/files/70516862528.pdfIn PDF document text
- http://chrisdepanneservices.fr/Sites/cds/files/22096010937.pdfIn PDF document text
- https://yarsan.ru/wp-content/plugins/super-forms/uploads/php/files/e7f0e8aab916f750defabc7ff5a7c755/vegidapojowafutumodod.pdfIn PDF document text
- https://derechosenred.org/aym_image/files/gijadebubiluxalagajo.pdfIn PDF document text
- https://postelezmasivu-ostrava.cz/ckfinder/userfiles/files/34989588511.pdfIn PDF document text
- http://businesslegalgroup.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/23050406338.pdfIn PDF document text
- http://wowbond.com/upload/Fckeditor/file/64795714921.pdfIn PDF document text
- https://www.cukoyem.com.tr/wp-content/plugins/super-forms/uploads/php/files/avdlf085a2inf90a57af0mo3d4/4389350869.pdfIn PDF document text
- http://www.ibadirect.com/wp-content/plugins/formcraft/file-upload/server/content/files/161401879c2d87---11058169858.pdfIn PDF document text
- https://idealist.ro/userfiles/file/weladulefomola.pdfIn PDF document text
- https://www.burnat-provins.ch/ck/ckfinder/userfiles/files/janujorituzev.pdfIn PDF document text
- http://fotostudiovaccari.it/userfiles/files/6868982389.pdfIn PDF document text
- http://sancheonglittletheaters.com/upload/userfiles/2021/09/files/210903230815.pdfIn PDF document text
- http://snailgame.ru/upload/files/20210916021202.pdfIn PDF document text
- http://profisystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16137612cf12e9---6075162514.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=android+phone+cannot+connect+to+internetPDF 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_off0000e493.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE493 | 17832 bytes |
SHA-256: c385c4a432e62a7c5112495f95fb517367a0ebcd74d3e17f0390b42173fb4c19 |
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font_01_sfnt_off00011327.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11327 | 10380 bytes |
SHA-256: d447c8bad9e2a14b0e7786a1e69f9e0f1593c1e4235f0afc6538c2425c7daa45 |
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font_02_sfnt_off00012a8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12A8C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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