MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS upload directories and disposable hosting, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://medok18.ru/wp-content/plugins/super-forms/uploads/php/files/ec020682ce4eed579d8f1c76711631ee/75291726666.pdf In PDF document text
- http://atthaya.com/file_media/file_image/file/mipukipizaxunoku.pdfIn PDF document text
- http://kursadowicz.pl/Upload/file/42031018468.pdfIn PDF document text
- https://www.ayersworthglen.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606ceecdd4f93---49724953245.pdfIn PDF document text
- http://vincityhomes.vn/wp-content/plugins/super-forms/uploads/php/files/apbq1f5out8l2e12j0qlllfkec/36953882707.pdfIn PDF document text
- https://davidfauquemberg.com/home/fauquemb/david/bbdg_site/userfiles/file/95435341439.pdfIn PDF document text
- http://vamaconsulting.sk/userfiles/file/42088713187.pdfIn PDF document text
- https://gilbertems.com/videos/file/61996523985.pdfIn PDF document text
- http://vksraja.in/fckeditor/upload/file/wuves.pdfIn PDF document text
- http://famcareconnect.org/wp-content/plugins/formcraft/file-upload/server/content/files/160eca4751da81---13409275943.pdfIn PDF document text
- http://doktor-okonski.pl/uploadimg/file/70952175535.pdfIn PDF document text
- http://lichnyiybrand.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160a026cb433c1---sotapizopejuwubexaxevib.pdfIn PDF document text
- https://astefin.ro/ckfinder/userfiles/files/93012797445.pdfIn PDF document text
- http://nelly-design.ru/upload/files/62712687330.pdfIn PDF document text
- https://betalinktech.com/blmedia/file/57427508279.pdfIn PDF document text
- https://sv-fin.ru/wp-content/plugins/super-forms/uploads/php/files/ef5699a95d583a472d1402252cc4ee14/28029410450.pdfIn PDF document text
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/160acc9506604d---koveluj.pdfIn PDF document text
- https://alakharia.com/public_html/userfiles/file/65155065815.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/579cf38725907774ba4d3229f3fe9a73/fapijawuj.pdfIn PDF document text
- https://aldea.work/wp-content/plugins/super-forms/uploads/php/files/684d418d23dfc0a2b77dde988efc4bfb/23003942516.pdfIn PDF document text
- https://rjpexport.com/files/17687158516.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=what+is+is+lm+model+in+macroeconomicsPDF 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_off0001eefb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1EEFB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00020712.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x20712 | 10628 bytes |
SHA-256: 2586ddcb7c1268c84c21723a390e6ea7f907537768996d2c2427f207de9ee642 |
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font_02_sfnt_off00021f2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x21F2F | 19980 bytes |
SHA-256: e205f634ecab4c603dedbead7547cd2c54e143e636391f8f2d3c33e3668d6d5c |
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