MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and embedded URLs, many of which point to disposable hosting or are part of a link farm, suggesting a phishing or malware distribution scheme. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the PDF is used to host many links on potentially untrusted domains.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://inwebjor.ru/uplcv?utm_term=how+to+do+a+french+accent PDF link annotation
- https://chowdhurytourism.com/ckfinder/userfiles/files/balumatezitokexexege.pdfIn PDF document text
- https://butchercurnow.com/img/shop/contents/94353514952.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/161479e516e3ac---75773266797.pdfIn PDF document text
- http://tao-ssct.org/data/upload/file/57948554828.pdfIn PDF document text
- http://www.abcklima.hu/data/editorfile/magutofubukopufiwafe.pdfIn PDF document text
- https://fotojursa.cz/userfiles/file/senewuvetilo.pdfIn PDF document text
- http://duepassidalcentro.it/userfiles/files/89262474278.pdfIn PDF document text
- https://akgoz.zemta.com/uploads/files/46643655348.pdfIn PDF document text
- http://www.verneteco.com/ckfinder/userfiles/files/bukavizatetab.pdfIn PDF document text
- https://alariel.be/userfiles/file/80200151512.pdfIn PDF document text
- https://eminentland.com/admin/userfiles/files/11642898834.pdfIn PDF document text
- https://coaching-jk-academic.com/ckfinder/userfiles/files/lepuludakelibomez.pdfIn PDF document text
- http://sriagasthiyarastro.com/FCKeditor/userfiles/file/korigugevesisunerevo.pdfIn PDF document text
- https://eko-briketes.lv/userfiles/files/37976410015.pdfIn PDF document text
- http://www.memoriahistoricamalaga.org/ckfinder/userfiles/files/44621636863.pdfIn PDF document text
- http://elencostruzioni.it/userfiles/files/43479694791.pdfIn PDF document text
- http://cngwalk.com/fckeditor/userfiles/image/65984712242.pdfIn PDF document text
- https://wineart.online/userfiles/file/jobafugesom.pdfIn PDF document text
- https://ateneoarbonaida.com/wp-content/plugins/formcraft/file-upload/server/content/files/1615f2b6af2f2a---pozatotabejuda.pdfIn PDF document text
- http://trunglamdecor.com/uploads/userfiles/file/8440146567.pdfIn PDF document text
- http://hanabi-la.com/uploads/files/wivuzo.pdfIn PDF document text
- https://partroyfuneralhome.com/partroy/assets/file/50397438078.pdfIn PDF document text
- http://24horasnoar.com.br/ckfinder/userfiles/files/71793487172.pdfIn PDF document text
- http://sakesushilakehavasu.com/uploads/files/venakesozomaba.pdfIn PDF document text
- https://rent-1.es/ckfinder/userfiles/files/75777198192.pdfIn PDF document text
- 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_off000125cf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125CF | 22936 bytes |
SHA-256: f819dd1ade25e4048263ecfcef98266307cf063f480bcddefe32f681bfe6c21b |
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font_01_sfnt_off000160b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x160B5 | 10344 bytes |
SHA-256: b749ccd86e653e71ba61a221a508046d3cd4a5a08644333f8efae2c3d2942d4d |
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font_02_sfnt_off000177fc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x177FC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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