MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan'. The document contains a large number of external links, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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://crysiq.ru/uplcv?utm_term=a+serbian+film+full+movie+online PDF link annotation
- https://singhaniabrothersltd.com/ckeditor/ckfinder/userfiles/files/gitalejudofezubokexedakom.pdfIn PDF document text
- http://autodilykanka.cz/cmsimple/images/file/65046618274.pdfIn PDF document text
- https://www.formwork.co.uk/wp-content/plugins/super-forms/uploads/php/files/00pooijka9gq5n0vht3ictqrnq/nejapiwikejepina.pdfIn PDF document text
- https://newline-eg.com/userfiles/file/gabalaguvepevod.pdfIn PDF document text
- http://coreaad.com/DreamDataUpload/file/zuvebegunofomepeji.pdfIn PDF document text
- http://www.its-dph.cz/admin/fckeditor/editor/userfiles/file/75744689401.pdfIn PDF document text
- https://aleemanschools.org/userfiles/file/sevoxu.pdfIn PDF document text
- http://www.beautyvogue.ch/Files/file/18006980415.pdfIn PDF document text
- https://kvgrup.com.ua/wp-content/plugins/formcraft/file-upload/server/content/files/161411c90e5580---88458299511.pdfIn PDF document text
- https://ichapps.com/ichapps/ckeditor-ckfinder-integration/uploads/files/1105292329.pdfIn PDF document text
- http://studiogallerani.it/userfiles/files/91342620805.pdfIn PDF document text
- http://stensoproject.com/userfiles/files/kesusazipa.pdfIn PDF document text
- https://magazinul-de-instalatii-sanitare.ro/app/webroot/files/userfiles/files/49662269231.pdfIn PDF document text
- http://quiltingacademy.com/fckeditor/userfiles/file/pimajusefuguxeduvu.pdfIn PDF document text
- http://imhkayseri.com/resimler/files/lefifojomagofajur.pdfIn PDF document text
- http://attlas.center/userfiles/file/20854622732.pdfIn PDF document text
- https://saftanton.dk/wp-content/plugins/formcraft/file-upload/server/content/files/16143b6a81f715---66388794244.pdfIn PDF document text
- http://hcstonetw.com/uploads/files/202109161607055999.pdfIn PDF document text
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/161417c898964f---xozosu.pdfIn PDF document text
- https://bahamianbrewery.com/ckfinder/userfiles/files/95934884126.pdfIn PDF document text
- http://azseal.net/uploads/userfiles/file/96031784477.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_off0000b19f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB19F | 17084 bytes |
SHA-256: 123a52dfd5783b77d4871f10c1a593b83fd221d389b64a8bac001a3efa4392d1 |
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font_01_sfnt_off0000dd12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD12 | 10564 bytes |
SHA-256: 80c86569ce1acdb8a442691c57722ee16f6af7b689bdb7c338e9a78fd38051f5 |
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font_02_sfnt_off0000f52e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF52E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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