MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF document was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised websites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate a malicious intent to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://jj-metals.com/userfiles/file/2021090417490273499.pdf In PDF document text
- https://europacreativaeuskadi.eu/files/galeria/files/xexagozisoro.pdfIn PDF document text
- http://fotografiafrancescosomma.com/userfiles/files/woputegabunadogaxuvu.pdfIn PDF document text
- http://stadion-zarya.ru/ckfinder/userfiles/files/2845482623.pdfIn PDF document text
- https://dallaslandscapedesign.com/media/files/14515981451.pdfIn PDF document text
- http://buzmakov-ua.ru/admin/ckfinder/userfiles/files/17547220645.pdfIn PDF document text
- http://www.cascinasorigherio.it/wp-content/plugins/formcraft/file-upload/server/content/files/161307625b4e56---gawevo.pdfIn PDF document text
- http://www.naturapreserved.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613591dec7da7---48648596761.pdfIn PDF document text
- http://combatkuntao.com/ckeditor/ckfinder/userfiles/files/liduguguwav.pdfIn PDF document text
- http://multi-accueil.fr/ressource/site-image/files/zunokepipon.pdfIn PDF document text
- http://champaigncursillo.com/userfiles/file/26541131956.pdfIn PDF document text
- https://baruipur.org/ckfinder/userfiles/files/723211932.pdfIn PDF document text
- http://ventilyatsia-v-sochi.ru/ckfinder/userfiles/files/lukese.pdfIn PDF document text
- http://biemmecommerciale.eu/userfiles/files/76273930602.pdfIn PDF document text
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/161357ea49f7b2---68051426592.pdfIn PDF document text
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/bb97d6f9c8a8eec2a4f0079c0bb2bd27/6485093583.pdfIn PDF document text
- http://imhyuk.com/imhyukeditor/userfile/file/wumenotilapuzasoxevovofo.pdfIn PDF document text
- http://everestlodgelukla.com/userfiles/file/juratekagavuzewufidatetu.pdfIn PDF document text
- https://educationindiajournal.org/ckfinder/userfiles/files/59935125539.pdfIn PDF document text
- http://zoscm.zohukum.com/ckfinder/userfiles/files/3925039657.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/161433d92e1ef1---94165051320.pdfIn PDF document text
- http://tksvolga.ru/userfiles/file/witaradipak.pdfIn PDF document text
- http://christmaslandint.com/userfiles/64990503103.pdfIn PDF document text
- http://myjobcareer.net/userfiles/file/2021090402311273499.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/9rv2gohsl0tgafjfh5mj21oih3/wotike.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=best+paid+for+games+on+androidPDF 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_off0000ea05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA05 | 17632 bytes |
SHA-256: a51c405f3622f6a0e7a674d608405b4c96a3f347ecee832a7fd9e092e7de1b85 |
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font_01_sfnt_off00011786.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11786 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012f9d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F9D | 10848 bytes |
SHA-256: cdef239493520ff75b8af911b5500039952b160ae8d24270d84b3acdc5814687 |
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