MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URLs, many of which are hosted on disposable domains, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly suggest malicious intent, classifying it as a phishing trojan. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with techniques used to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9959
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://coretry.ru/uplcv?utm_term=how+to+make+icon+for+android+app PDF link annotation
- https://aramlasmerok.hu/uploads/file/2877241096.pdfIn PDF document text
- http://dgelc.com/userfiles/file/20210916164743.pdfIn PDF document text
- https://avistravel.activsport.ro/userfiles/file/44117657541.pdfIn PDF document text
- http://pilot-market.ru/new/files/file/kudiwisujakajowapa.pdfIn PDF document text
- http://www.puhito.hu/uploads/devine.pdfIn PDF document text
- https://intrigantka.ru/images/userfiles/file/47633622943.pdfIn PDF document text
- https://hantverksakuten.se/ckfinder/userfiles/files/dupogeket.pdfIn PDF document text
- http://asupuro.com/upload/save_image/files/numuwepopireboguwijoxu.pdfIn PDF document text
- https://www.agencesramos.com/ckfinder/userfiles/files/zazulanudipemebe.pdfIn PDF document text
- http://medi-sen.com/files/files/xukizafaje.pdfIn PDF document text
- https://sukaunited4d.vip/contents/files/13960242208.pdfIn PDF document text
- http://ibarugi.com/fckeditor/userfiles/file/wavuretinogoxowebibon.pdfIn PDF document text
- https://communitytreasures-co.ravebusiness.com/gbe/useruploads/blogs/files/laniselukomiz.pdfIn PDF document text
- http://www.la-rocca.pl/app/webroot/files/files/rofulovebunomukalobo.pdfIn PDF document text
- https://samsungklima.net/upload/ckfinder/files/panijojuxabirawalujuwen.pdfIn PDF document text
- https://cremyco.com/app/webroot/docs/file/88535436922.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/d15153c60b1676d4681f9b7418eb9def/18464953246.pdfIn PDF document text
- http://rem-stroymont.ru/img/file/zatufulogumoxizar.pdfIn PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/8v48cs0l6da884jjne8dhc40t4/naduguxurozoka.pdfIn PDF document text
- https://svingenieria.cl/userfiles/file/mavasole.pdfIn PDF document text
- http://hydrem.ru/images/file/88206219542.pdfIn PDF document text
- http://poetische-malerei.de/web/editor/files/2186776303.pdfIn PDF document text
- http://s13cf5ef.alojamientovirtual.com/ropalaboralbarata.com/userfiles/file/jaguzujomisavis.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_off0000add9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADD9 | 14484 bytes |
SHA-256: 7250fef411f40826b7b9a30e6f461f94f0e0c28dafc4a21de9137d2f28ec6518 |
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font_01_sfnt_off0000d223.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD223 | 10736 bytes |
SHA-256: 195b6ac62a98f03bc77a9391bfb62abe3c31aa063e07c40dc3b0ecffb92c1c46 |
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font_02_sfnt_off0000eac9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEAC9 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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