MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external URIs, many of which point to compromised WordPress sites. The ML classifier strongly indicated maliciousness, and the structure suggests a link farm designed to redirect users to potentially harmful content or for SEO manipulation. No scripts were extracted, limiting the analysis of direct execution capabilities.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://ketchas.ru/uplcv?utm_term=the+lion+the+witch+the+wardrobe+pdf PDF link annotation
- https://parlagame.net/calisma2/files/uploads/nudibesimavatasige.pdfIn PDF document text
- http://laxycoffee.com/upload/files/67641970120.pdfIn PDF document text
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16134f6f58a1ff---73448588919.pdfIn PDF document text
- https://tfsroanoke.com/home/tfs/public_html/new/ckfinder/userfiles/files/67411787239.pdfIn PDF document text
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/gtib7hene3mdtv2k2g3dgeo5f6/sukubudegapinefofobevisos.pdfIn PDF document text
- https://dadrarad.ro/userfiles/file/kugevubemis.pdfIn PDF document text
- http://zaun-produzent.de/userfiles/file/62534911853.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/c3cd6b46ff9f7691a319cfab644de977/rizasosazutavixabijidomos.pdfIn PDF document text
- http://lgassociates.in/uploads/pidinaporepifugodomisaxo.pdfIn PDF document text
- http://artvideo74.ru/upfiles/files/13266496075.pdfIn PDF document text
- http://antik-cafe-bergen.de/wp-content/plugins/formcraft/file-upload/server/content/files/16144f3e95ace9---semudatiresenofexoxuxo.pdfIn PDF document text
- https://zivotzaokny.eu/res/file/mewajelafamiwomuxelamu.pdfIn PDF document text
- http://f-okinawa.com/img/tmp/files/6602503084.pdfIn PDF document text
- http://kargiskola.ge/myadmin/ckeditor/ckfinder/userfiles/files/kibisef.pdfIn PDF document text
- https://assignmentmart.com/ckfinder/userfiles/files/lijug.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16143212cec274---59102323371.pdfIn PDF document text
- http://xn--80aaa1acmiejxr6d7fg.xn--p1ai/data/files/gedipabuxizigepus.pdfIn PDF document text
- https://blsautomation.com/ckfinder/userfiles/files/37455702724.pdfIn PDF document text
- https://egc.ecrom.work/syo/files/26302108325.pdfIn PDF document text
- http://intproplaw.com/admin/uploads/file/83452105395.pdfIn PDF document text
- http://capital96.com/userfiles/file/28112942219.pdfIn PDF document text
- https://illustrations.noche.fr/images/files/mizego.pdfIn PDF document text
- https://bindazzled.com.au/wp-content/plugins/super-forms/uploads/php/files/08daddc4021d0f3da245727f154db094/32913992022.pdfIn PDF document text
- http://bsinteriordesigner.com/userfiles/files/liselizuzukokeboj.pdfIn PDF document text
- 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_off0000b131.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB131 | 15988 bytes |
SHA-256: 5e96f5a9ac372213a06acc7c0f5b727605096606d7b1db80bb9790b3b7bdaa38 |
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font_01_sfnt_off0000da4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA4B | 10740 bytes |
SHA-256: ce9d093617ee06fe4f2dc48a728bc6c8e94bf1e064de23318368371b57a2df13 |
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font_02_sfnt_off0000f2ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2BA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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