MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, indicating a link farm designed to distribute malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware delivery through these external links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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 http://degeninhotel.ru/admin/ckfinder/userfiles/files/memaperadogaxenilemix.pdf In PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/16138115335c54---gitexunageragosepimipuw.pdfIn PDF document text
- http://shepardinteriordesign.com/rw/upload/file/72542069282.pdfIn PDF document text
- https://ganport.pl/userfiles/file/62204613381.pdfIn PDF document text
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/685ht996srmnpbnl7ksj5ohh7k/kikenes.pdfIn PDF document text
- https://aymexco.ro/ckfinder/userfiles/files/gipixiwerinisisisipinen.pdfIn PDF document text
- https://filetorme.com/upload/files/vuwenafo.pdfIn PDF document text
- http://vecsecity.info/editor_up/sobebudipide.pdfIn PDF document text
- https://francois-daulte.com/ckfinder/userfiles/files/32029963121.pdfIn PDF document text
- http://penzionnakrizankach.cz/ckfinder/userfiles/files/xuroxefexujavaxemofevaj.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137ed410f522---zogodi.pdfIn PDF document text
- http://noithatlekhanh.com/Images_upload/files/53434586811.pdfIn PDF document text
- http://tivatijapan.com/uploads/userfiles/file/86699375674.pdfIn PDF document text
- http://ambcavallon.eu/userfiles/files/vuxeputowatezuzova.pdfIn PDF document text
- https://lesartsdansmonjardin.com/userfiles/file/20210904115538.pdfIn PDF document text
- http://asqcert.net/files/files/75583427742.pdfIn PDF document text
- http://dunakeszi.varosom.hu/userfiles/files/52764398045.pdfIn PDF document text
- https://sbsoftware.ro/admin/userfiles/file/37954459025.pdfIn PDF document text
- https://ubk-sad.de/azubi/userfiles/files/zolusap.pdfIn PDF document text
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/161304b250ae7e---kegojukoruvivapumujejon.pdfIn PDF document text
- https://mudateconmigo.cl/wp-content/plugins/super-forms/uploads/php/files/a8ca1dc9f9b15fe6ab6b65e15ea5441d/34494894975.pdfIn PDF document text
- http://www.farmaciavictoriayjmleon.com/userfiles/files/tupega.pdfIn PDF document text
- http://pjteam.hu/uploads/pofirutudevijolewoditas.pdfIn PDF document text
- http://club-integra.ru/userfiles/file/58917330206.pdfIn PDF document text
- https://batdongsandothanh.vn/luutru/files/revewajizedaruvikur.pdfIn PDF document text
- http://www.greenfield-sustainability.com/images/files/40373959431.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3CAf4wW3hvY/uplcv?utm_term=d%26d+player%27s+guide+pdfPDF 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_off0000ef34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF34 | 9076 bytes |
SHA-256: f695977626623e59fedb2fbedebd468d0acf89ff6f6ceafeb3cee4351ddee6c8 |
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font_01_sfnt_off000101d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101D5 | 22352 bytes |
SHA-256: fbc99601b43f4135c1d0a588086d5f471940170ae3d60ce016ced9f05affb1b6 |
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font_02_sfnt_off00013cf5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13CF5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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