MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm or redirection scheme. The ML classifier strongly indicates maliciousness. While no scripts were extracted, the structure and URL patterns are indicative of a malicious document designed to lead users to potentially harmful content or exploit kits.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 5
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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.enterpriselighting.com/wp-content/plugins/super-forms/uploads/php/files/d00ef7fd9547e556b54948b4b1a32f0b/nuzevazum.pdf In PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/ok06gda3gr7g6rdtte9rn8qe40/97137388193.pdfIn PDF document text
- http://www.peplex.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a0150a5d9b3---zanezaruxedarabesebow.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/77182988136.pdfIn PDF document text
- http://thaimassageboy.com/ckfinder/userfiles/files/jujuvoleruk.pdfIn PDF document text
- http://golden-candies.ru/webroot/files/files/30531860790.pdfIn PDF document text
- http://svb-volleyball.de/userfiles/file/tusazizabevexojepowi.pdfIn PDF document text
- http://www.grundys.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160a81d0de467d---vaxogafowisuvuwenos.pdfIn PDF document text
- http://www.niziointerior.pl/upload/file/pulexopovojuwowug.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16070b874e1631---94064204006.pdfIn PDF document text
- http://evabody.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1609adc3c837f8---nutepujoza.pdfIn PDF document text
- http://www.loockuniformes.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/16098bdd74c405---9696939561.pdfIn PDF document text
- http://bereanbaptistashton.com/clients/1/1c/1ca8668e480cca1e897b6add33210fc6/File/45321483028.pdfIn PDF document text
- http://zzzwchem.com/upload/files/mavirefuze.pdfIn PDF document text
- http://mfplus.ba/wp-content/plugins/formcraft/file-upload/server/content/files/1608ac7ed3d93e---xafaromatolipilu.pdfIn PDF document text
- https://blackknowledge.com/wp-content/plugins/super-forms/uploads/php/files/4d2ab45e6ebeda415bc0ffb524f26a56/mederer.pdfIn PDF document text
- http://dijladentalcenter-qa.com/userfiles/file/nufozopebotinaganom.pdfIn PDF document text
- http://www.nandomoraes.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1611195e6e6c81---mafituwukekudu.pdfIn PDF document text
- http://sinara.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160db8ef65dba7---24434896923.pdfIn PDF document text
- http://hysansam.com/fckeditor/userfiles/image/61383479622.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/bad79d61be586ce5f97bdd10cb77a46b/bukejulit.pdfIn PDF document text
- http://mileschapelcme.org/clients/9/9b/9b85db73e8c1d5ae3bc18b6db4f26039/File/48269748081.pdfIn PDF document text
- https://www.alertgy.com/wp-content/plugins/super-forms/uploads/php/files/9f52408a73f12cbf78b73d7538c49fe9/witokeselelokevodorup.pdfIn PDF document text
- https://alnahamgroup.com/userfiles/file/97598403042.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=pdf+document+scanning+softwarePDF 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_off0000f057.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF057 | 16148 bytes |
SHA-256: a0936b979db52195d23e5e1c04138916d844a9ae9a41fda97534e3e0cdd3c8a5 |
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font_01_sfnt_off00011a21.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11A21 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013238.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13238 | 10960 bytes |
SHA-256: 8da0a1e8de553a5fa1c3f1c9a871aedddb8200da6db39b0aae9c9e13067f65d8 |
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