MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to compromised CMS uploads and disposable hosting, indicating a link farm designed to redirect users to malicious sites. The document body is unreadable binary data, but the heuristics strongly suggest a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://wholisticvibrations.com/wp-content/plugins/super-forms/uploads/php/files/768e1027491367e0b38d209dbc39d3ee/52308383386.pdf In PDF document text
- https://tmtteks.com/files/dulexirenigero.pdfIn PDF document text
- https://greenvalleykerala.com/ckfinder/userfiles/files/pasuv.pdfIn PDF document text
- http://ajmason.com/admin/ckfinder/userfiles/files/11292280299.pdfIn PDF document text
- http://xn----7sbabaajmdfbk3ddf3azka3b6a2r.xn--p1ai/ckfinder/userfiles/files/difekerirapepoz.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f54b17effa---15200579619.pdfIn PDF document text
- http://quaint-house.com/82125286354.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/e86e6519c095528d1318d6f981aafa55/95756084393.pdfIn PDF document text
- https://mrmusicfoundation.org/wp-content/plugins/super-forms/uploads/php/files/gicvfu5jl4iubp5n07f3p8oapg/bobazafekup.pdfIn PDF document text
- http://shqinze.net/admin/upimg/file///daxajiduzixitemixaz.pdfIn PDF document text
- http://to-tuong.com/media/ckfinder/files/pepeledudusum.pdfIn PDF document text
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b57a62e140---81970701201.pdfIn PDF document text
- https://earthideasawnings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607764a9be510---74581347426.pdfIn PDF document text
- https://petribax.nl/userfiles/file/zitobe.pdfIn PDF document text
- http://recamonde.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1610877dd05060---wedesigosude.pdfIn PDF document text
- https://gimenezricarte-deltabogados.com/ckfinder/userfiles/files/bomuzofifubutevuzobap.pdfIn PDF document text
- https://www.cocochan.com.pk/wp-content/plugins/super-forms/uploads/php/files/b38e3b43757a3eadd21873636b55dff8/lavumiliweguwadojobenudi.pdfIn PDF document text
- http://www.barankayalar.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16093b236b57b1---60461799975.pdfIn PDF document text
- https://vasutaszeneiskola.hu/ckfinder/userfiles/files/10509174449.pdfIn PDF document text
- http://dentherapia.hu/files/file/sulitasewutaxi.pdfIn PDF document text
- https://tims.ro/ckfinder/userfiles/files/57954730044.pdfIn PDF document text
- http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608cdd81b1de3---56900240439.pdfIn PDF document text
- https://www.endthestigmacounselling.com/wp-content/plugins/super-forms/uploads/php/files/mi8manvqfd220ne7nidm81117a/79301107363.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/3vuEKuznOb8/uplcv?utm_term=%D0%BC%D0%B5%D1%82%D0%BE%D0%B4+%D1%83%D0%B1%D0%BE%D1%80%D0%BA%D0%B8+%D0%BA%D0%BE%D0%BD%D0%BC%D0%B0%D1%80%D0%B8+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%BA%D0%BD%D0%B8%D0%B3%D1%83+%D0%B1%D0%B5%D1%81%D0%BF%D0%BB%D0%B0%D1%82%D0%BD%D0%BEPDF 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_off0000cd03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD03 | 11016 bytes |
SHA-256: dfb6c58e756795ba9afcf2280be5a57eba895eb2aec426b6113d3eb28205c8fd |
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font_01_sfnt_off0000e669.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE669 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fe7b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE7B | 22072 bytes |
SHA-256: bf5a7cf499806407866714bc3a9ac66ce9bc6abd33e5ef2410d3a6f4c431f1ae |
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