MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF 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 pointing to compromised WordPress upload storage and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs likely serve as lures to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://www.albispanaderia.com/wp-content/plugins/super-forms/uploads/php/files/081debe365f644e8419df8c95984da61/38252037348.pdf In PDF document text
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b3a5559566---53581713140.pdfIn PDF document text
- http://studiofagiani.eu/userfiles/files/wuxanozuruzuxenem.pdfIn PDF document text
- https://naseeha.org/wp-content/plugins/super-forms/uploads/php/files/5780e92995a568f176e2f40f12781b1a/37944702853.pdfIn PDF document text
- http://elitaliaweb.it/upload/file/91820123075.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608f20f3d39f3---gugabi.pdfIn PDF document text
- http://skomi.ru/img/files/file/mekefijeratu.pdfIn PDF document text
- https://klairtransport.com/uploads/files/60911551094.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/06498c05df8cd705e6c93ea2df527027/37189460008.pdfIn PDF document text
- http://matstravel.ru/userfiles/file/64341763922.pdfIn PDF document text
- http://gloexdr.com/wp-content/plugins/super-forms/uploads/php/files/73e6a765eb3035f03d58b760674b184a/66086628072.pdfIn PDF document text
- http://xn--12cmi2byac9cdhd0hra6d7bxkwbgj1gch.com/user_img/files/61007359725.pdfIn PDF document text
- https://ficsllc.com/wp-content/plugins/super-forms/uploads/php/files/4ueitvj6b62ho0ep5lnjsm1d5h/69628174844.pdfIn PDF document text
- http://www.julitolaschools.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a9cc2ccec99---42256498426.pdfIn PDF document text
- http://salon-urody-bellis.pl/images/file/jifizu.pdfIn PDF document text
- http://alimentosldm.com/userfiles/file/48074700240.pdfIn PDF document text
- http://sakem.org/userfiles/files/42288027348.pdfIn PDF document text
- http://campbellelectronics.com/uploads/jawerazupitebanasedu.pdfIn PDF document text
- http://be1971.com/clients/a/a1/a19be2fc4cf8b198b52f296748481ce5/File/99965368390.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/42067522097.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1xuhb7AK25c/uplcv?utm_term=white+noise+too+loud+for+babyPDF 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_off0000eda6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDA6 | 18272 bytes |
SHA-256: 4dad71521757552ea0b99c99ac995bdffe1ac694c74192e96032aef33d3b15f3 |
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font_01_sfnt_off00011d1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D1A | 10800 bytes |
SHA-256: 5514cea12d392088ef81770e5675efa08ad9c9cec334d76c41744594a4be99ae |
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font_02_sfnt_off000135f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135F5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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