MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to various domains, many of which appear to be part of a link farm designed to obscure the ultimate destination. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically identifies this pattern, suggesting the document is used to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
Heuristics 5
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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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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://inprovitparaguay.com/ckfinder/userfiles/files/46049107306.pdf In PDF document text
- https://melz-feu.ru/upload/58318568466.pdfIn PDF document text
- http://szentistvanpatika.hu/upload/file/zuletufuxomekolelatox.pdfIn PDF document text
- https://ubk-sad.de/azubi/userfiles/files/79075662041.pdfIn PDF document text
- http://pokemom2.com/uploads/files/44859665503.pdfIn PDF document text
- http://slabowidzacy.smprzemysl.pl/ckfinder/userfiles/files/zujis.pdfIn PDF document text
- http://www.yemany.com/yemfiles/files/44619381481.pdfIn PDF document text
- http://videlec.be/ressource/file/xerarutibezom.pdfIn PDF document text
- http://haiannweb.com/uploads/files/70682689495.pdfIn PDF document text
- http://tinhdauvietnam.vn/upload/files/29963813766.pdfIn PDF document text
- http://apnschool.in/singhania/downloads/file/99377349899.pdfIn PDF document text
- http://yangs-ns.com/ckfinder/userfiles/files/20210903021227.pdfIn PDF document text
- https://unitytradefze.com/ckfinder/userfiles/files/medanuxanutobepa.pdfIn PDF document text
- https://directorvincentchow.com/fck_filemanager_upload/file/bidatopemuporipifinupefud.pdfIn PDF document text
- http://kapfenberger-schuetzenverein.at/userfiles/file/95713889579.pdfIn PDF document text
- https://stka.gr/ckfinder/userfiles/files/xotasonuxofixepefexowu.pdfIn PDF document text
- http://huichem.com/ckfinder/userfiles/files/zovobijimagujipixejoba.pdfIn PDF document text
- https://pomtco.com/technical/files/file/vutigevenedetinufagofum.pdfIn PDF document text
- http://kalmi.ru/upfiles/files/pavuviti.pdfIn PDF document text
- http://sinostandards.net/upload/files/ratipimuj.pdfIn PDF document text
- https://interconformity.ro/images/file/53221626004.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134e7b6ac004.pdfIn PDF document text
- http://benetworkingpro.com/ckfinder/userfiles/files/digatabowozipadusudizi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=camera+is+not+responding+androidPDF 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_off0000c9b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9B6 | 18716 bytes |
SHA-256: 45d837b3b26e1f0e3349070839a5a4875775438a442292e86de22428f82fdeb9 |
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font_01_sfnt_off0000fa7e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA7E | 10720 bytes |
SHA-256: e27f892ee4eb94f19572ea07673f709b0422b6e320fadf20ac5f8aad42a0a7a7 |
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font_02_sfnt_off000112e0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x112E0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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