MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic suggests the document is designed as a link farm, pointing to numerous distinct hosts, which is a common tactic for phishing or distributing further malware. The embedded URLs, while some are marked benign, contribute to the overall suspicious nature of the document's structure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
Heuristics 5
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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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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://catherinehourihan.art/wp-content/plugins/super-forms/uploads/php/files/13dd33b4e1643b40e0917d35852a9194/kuxujeginipaz.pdf In PDF document text
- https://aymexco.ro/ckfinder/userfiles/files/94907819660.pdfIn PDF document text
- http://citescolairedeledit.com/include/file/wemijeziburuweleruvaju.pdfIn PDF document text
- http://gidromall.ru/img/uploads/file/70620949022.pdfIn PDF document text
- https://olivier-daulte.com/ckfinder/userfiles/files/86874899973.pdfIn PDF document text
- http://onlinemidias.com/ckfinder/userfiles/files/95664155834.pdfIn PDF document text
- https://my-natural-style.net/upload/files/31856369670.pdfIn PDF document text
- https://hobbes-group.com/upload/files/14019022111.pdfIn PDF document text
- http://lotusromeo.fr/app/webroot/files/userfiles/files/daxedonobabanusama.pdfIn PDF document text
- http://aire-limpio.com/img/editor/file/lataxirew.pdfIn PDF document text
- http://circolosilverblufitnessclub.eu/userfiles/files/werikunanasopumezedotex.pdfIn PDF document text
- https://northwestconvention.cz/data/files/99891887203.pdfIn PDF document text
- http://onlinecommerce.bg/uploads/pages/files/90658766732.pdfIn PDF document text
- http://annassteen.com/ckfinder/userfiles/files/puvemesetikades.pdfIn PDF document text
- https://gornjastubica.hr/files/vanor.pdfIn PDF document text
- http://trungtinjsc.vn/upload/FCK/file/99182310359.pdfIn PDF document text
- http://www.bluefashion.cz/ckfinder/userfiles/files/kefurazilevobev.pdfIn PDF document text
- https://sweetestspaparty.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134ec3877cff---kitizowo.pdfIn PDF document text
- http://autoachtercamper.nl/userfiles/file/torefawavetinejokefirurul.pdfIn PDF document text
- http://imhyuk.com/imhyukeditor/userfile/file/44001456503.pdfIn PDF document text
- http://thebankcardservice.com/uploads/files/12697856290.pdfIn PDF document text
- https://dgssu.com/upfolder/e/files/20210911083224.pdfIn PDF document text
- http://henanshuangxin.com/d/files/tapefin.pdfIn PDF document text
- http://unibeauty.com.br/ckfinder/userfiles/files/zubezojokijiwome.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=hero+academia+tv+showPDF 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_off0000d0d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0D0 | 10628 bytes |
SHA-256: 6d4bbb611651c41523644f11ab044c322b52b6382423bb55695af81c4699397b |
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font_01_sfnt_off0000e932.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE932 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010144.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10144 | 16864 bytes |
SHA-256: 6702b6ba3179bb51f509299f58c4fae73a3f2c83cfbffa8104e36c3e2589c9f9 |
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