MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan. Heuristics indicate it functions as a link farm, with numerous embedded URLs pointing to disposable hosting. One notable URL, http://fk-fudosan.1nino3.com/app/webroot/img/userfiles/files/37583717377.pdf, is directly associated with this link farm behavior, suggesting a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 http://fk-fudosan.1nino3.com/app/webroot/img/userfiles/files/37583717377.pdf In PDF document text
- http://lechioutdoor.com/userfiles/file/13132761371.pdfIn PDF document text
- http://diadiemvui.com/upload/files/jesod.pdfIn PDF document text
- http://protezas.lt/i/File/jidetewexeretelixatupa.pdfIn PDF document text
- http://allineers.morefriendship.com/upload/files/74392661322.pdfIn PDF document text
- http://artanuji.ge/admin/ckeditor/ckfinder/userfiles/files/segodeja.pdfIn PDF document text
- https://minlinart.com/archive/upload/files/divuxezovi.pdfIn PDF document text
- http://hawaiianhunareiki.it/file/80743015559.pdfIn PDF document text
- http://freeski.hu/freeski/file/99365782355.pdfIn PDF document text
- http://congseng.com/uploadfile/files/vunedepumosu.pdfIn PDF document text
- http://scsytech.com/upload/files/59068303192.pdfIn PDF document text
- http://avvocatogiuliani.it/userfiles/files/nuvenevukuvigigeteroxus.pdfIn PDF document text
- http://www.qookspot.kitchen/wp-content/plugins/formcraft/file-upload/server/content/files/161344cb30b2f0---kopubigigojokefizenip.pdfIn PDF document text
- https://coopinproject.eu/ckfinder/userfiles/files/gisaranu.pdfIn PDF document text
- http://casaatlantida.com/userfiles/file///68157705290.pdfIn PDF document text
- https://cartolmania.it/file/81207165003.pdfIn PDF document text
- http://www.pattyn360.com/upload/forum/files/98994744028.pdfIn PDF document text
- http://hstairan.com/FCKeditor/editor/filemanager/connectors/php/userfiles/file/61999457087.pdfIn PDF document text
- http://getem.pl/files/file/wapowobawaliwalanapew.pdfIn PDF document text
- http://immobiliareborghi.com/userfiles/files/47621567780.pdfIn PDF document text
- http://chothuexeninhbinh.net/data/dulieu/files/88399709316.pdfIn PDF document text
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161442f9c91909---8116456012.pdfIn PDF document text
- https://fptica.ru/images/file/nexetoginufe.pdfIn PDF document text
- https://winpoasia.com/ckfinder/userfiles/files/2751825109.pdfIn PDF document text
- http://4yoga.by/pics/files/38252284903.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/6naE_Nh8_CY/uplcv?utm_term=david+romer+advanced+macroeconomics+5th+edition+solutions+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_off0000bde2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDE2 | 17088 bytes |
SHA-256: bd26b4afdd886ff16092122a2409d82e61515a0a6f0d2352b7e99811133de4c3 |
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font_01_sfnt_off0000eaab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAAB | 11184 bytes |
SHA-256: eaa5213d4cdce07676295af06ec28f62d8527039982392a10809ad4103b7b0f5 |
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font_02_sfnt_off000104ae.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104AE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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