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 redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://otoform.com/upload/ckfinder/files/naraledevix.pdf In PDF document text
- https://samarthanamparisara.org/apadmin/uploads/userfiles/files/bofurogi.pdfIn PDF document text
- http://laser-piskovani.cz/democms/userfiles/file/73340231164.pdfIn PDF document text
- http://joy05.com/_UploadFile/Images/file/8162066850.pdfIn PDF document text
- http://fotocaroli.it/userfiles/files/98705172222.pdfIn PDF document text
- http://mouaumfb.com/wp-content/plugins/formcraft/file-upload/server/content/files/16146a8880a20c---73854414188.pdfIn PDF document text
- http://accurateverdicts.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614769506f186---xutedomubixegusavefobafid.pdfIn PDF document text
- http://bluestandard.pl/ckfinder/userfiles/files/80153759307.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/b2a02123f543253aeae1d38382a203bc/nunuxuvuzogifonaginisomaj.pdfIn PDF document text
- http://netinflux.net/userfiles/file/rubutafevezopez.pdfIn PDF document text
- http://rapet.hu/files/mubeze.pdfIn PDF document text
- https://anaksemut.com/contents/files/gupilesuvi.pdfIn PDF document text
- http://doradcyprawni.com/images/pliki/98236570795.pdfIn PDF document text
- http://digitalpolicycouncil.org/imagenes/file/59218419717.pdfIn PDF document text
- http://wcsps.com.tw/ckfinder/userfiles/files/sewabux.pdfIn PDF document text
- https://nhahangthanghuong.com/uploads/files/toxixatagijirivatud.pdfIn PDF document text
- http://lt101shop.com/userfiles/files/goxugixosifov.pdfIn PDF document text
- https://alicantea.centralcms.cloud/galeria/files/63235649932.pdfIn PDF document text
- http://pwharrison.com/userfiles/file/sumadewinotiz.pdfIn PDF document text
- https://gulceoyunlar.com/calisma2/files/uploads/71399120009.pdfIn PDF document text
- https://www.infratechgroep.nl/wp-content/plugins/super-forms/uploads/php/files/b29aa876feb7b5246301ef8c982925cd/9284841756.pdfIn PDF document text
- http://tugrabilgisayar.net/resimler/files/redojagedojisumapowabelos.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=shark+for+root+hackerPDF 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_off0000ad26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAD26 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c538.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC538 | 16604 bytes |
SHA-256: a297ee670d75aa027eff34f580d28210c99c4bc6279118cdf82f748f03ebe9a0 |
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font_02_sfnt_off0000efb6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFB6 | 10192 bytes |
SHA-256: 06f074e5d2434d1c30de434fdcf50c847911d9d79921074be97ac46c58959b8b |
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