MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing or trojan delivery mechanism. It contains numerous embedded URLs, many pointing to disposable domains, which are characteristic of a link farm designed to redirect users to malicious content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggests this is a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://armenia4d.com/contents/files/14857048057.pdf In PDF document text
- http://teplospectr.ru/images/files/60216175202.pdfIn PDF document text
- http://velomagazin.hu/UserFiles/file/sutobuki.pdfIn PDF document text
- https://spyboarcams.com/files/91080969869.pdfIn PDF document text
- http://hilimall.ae/uploads/files/zawomopanafubudesemunebed.pdfIn PDF document text
- http://weifong.tw/fckimages/file/dazepoxomokodov.pdfIn PDF document text
- http://konemara.hu/userfiles/file/38886380217.pdfIn PDF document text
- http://trevorhannant.com/defosukesa.pdfIn PDF document text
- https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/4b8efc61bf290dd0c4b397249a4ed8b2/30550891641.pdfIn PDF document text
- http://objetivovender.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132523dba1fd---9936452410.pdfIn PDF document text
- http://www.emporiocaritaspisa.it/wordpress/wp-content/plugins/formcraft/file-upload/server/content/files/161355ffb89599---44894059674.pdfIn PDF document text
- http://nutronicltd.com/userfiles/file/fajurobubapuwogafapinub.pdfIn PDF document text
- https://marblobaths.ph/app/webroot/img/files/xanuwupidalunejamazoluvuz.pdfIn PDF document text
- http://www.yeosung21.or.kr/ckfinder/userfiles/files/1631476582.pdfIn PDF document text
- http://www.gieskestukadoors.nl/ckfinder/files/files/92156352238.pdfIn PDF document text
- https://www.jaegeraviation.com/ckfinder/userfiles/files/7522998273.pdfIn PDF document text
- http://aloisiquadri.it/userfiles/files/70301363667.pdfIn PDF document text
- https://rt-totaalafbouw.nl/userfiles/file/nilufivegaregelatidajibik.pdfIn PDF document text
- http://sevimticaret.net/userfiles/file/426919635.pdfIn PDF document text
- https://gosselindesign.com/images/from_fckeditor/fichiers/wodejamesezezakozabuni.pdfIn PDF document text
- https://aurorabersinar2.com/contents/files/66008620311.pdfIn PDF document text
- http://oprandi.it/userfiles/files/gewumupifodadanevabanix.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=new+york+wileyPDF 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_off0000d971.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD971 | 16388 bytes |
SHA-256: 3e6c1bb9ec024efa630b341ec02ec263396f803f57c4691c0d74c5d5d1934b2c |
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font_01_sfnt_off000103fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x103FA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011c10.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C10 | 9836 bytes |
SHA-256: c413bf7258aeb149ffe9d6a6da12acefca20b886bf879b0d6a3611b3ff9837de |
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