MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links to external domains, with one prominent URL suggesting a lure related to 'samsung usb driver for mobile phones android'. The presence of embedded URLs and the overall structure indicate a phishing attempt designed to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9969
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=samsung+usb+driver+for+mobile+phones+android PDF link annotation
- https://innovaciones-plasticas.com/imagenes_cont/sitio/documentos/21730721215.pdfIn PDF document text
- https://yomadesign.com/userfiles/Proj_Name/files/dirixususekibewojudolex.pdfIn PDF document text
- http://fsgpj.com/upfolder/e/files/20210901224300.pdfIn PDF document text
- https://nirkongrp.com/ckfinder/userfiles/files/nozosegiwabifizosod.pdfIn PDF document text
- http://nriloan.jctoursandtravels.in/files/jozalufogok.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/6b7bafa0746daa3424fe7fe3b70ffda7/xulalofab.pdfIn PDF document text
- http://hflchw.com/upload/file/xefenasulaxabiw.pdfIn PDF document text
- http://takramaipai.com/mypicture/file/gajinenudatekogetuwi.pdfIn PDF document text
- http://benthanhsgfarm.net/images/uploads/files/pobonolazan.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/vapinifutulawo.pdfIn PDF document text
- http://kelvista.lt/images/files/35600764368.pdfIn PDF document text
- http://htwy.com/upload/file/peguso.pdfIn PDF document text
- https://willmarareachamber.com/ckfinder/userfiles/files/xafojezaguve.pdfIn PDF document text
- https://leicht-spb.ru/wp-content/plugins/super-forms/uploads/php/files/1d44ab338dd3f3a3aaab474ee48f4351/50627442813.pdfIn PDF document text
- http://s8radziejowice-paszkow.pl/userfiles/file/55552758504.pdfIn PDF document text
- http://soskuwait.com/outscapes/admin/ckeditor/uploads/ck/files/87234149016.pdfIn PDF document text
- http://kco.su/userfiles/file/tekufikamo.pdfIn PDF document text
- http://eca.or.th/ckfinder/userfiles/files/61669826996.pdfIn PDF document text
- http://c-amc.com/upload/files/zixigolejade.pdfIn PDF document text
- https://www.southdownscellars.co.uk/ckfinder/userfiles/files/belitafumififirexu.pdfIn PDF document text
- http://vtvxm.vn/userfiles/file/jisexalagapepoboretegi.pdfIn PDF document text
- http://talleresjpg.es/img/file/72999191821.pdfIn PDF document text
- http://candientuvibra.com/images/file/mudakezakatimisow.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_off00010c68.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C68 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001247f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1247F | 11228 bytes |
SHA-256: 70f5ce9a972597edf02a3ae7882914d4e0ab7d40dfeb137b69fe961c8a974118 |
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font_02_sfnt_off00013e1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13E1F | 18908 bytes |
SHA-256: 11a68397a377798b93035e04bb4f9c6d4a989ffeb0b251dabf1888b6d2bc2c0f |
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