MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious File
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to numerous external PDF files across various domains. The presence of many embedded URLs and the PDF_SEO_DISPOSABLE_LINK_FARM heuristic strongly suggest a campaign focused on SEO manipulation or distributing further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://arhometutor.com/userfiles/file/fewuxotinodisugujagane.pdf In PDF document text
- http://zerosquareonline.com/file/30907223235.pdfIn PDF document text
- http://savages.lu/imagesRTE/files/8769380051.pdfIn PDF document text
- http://fluitec.fr/ressource/site-image/files/kunulolupawudapomib.pdfIn PDF document text
- http://kronospan-mofa.hu/editor_up/50880002786.pdfIn PDF document text
- https://www.educationsexuelle-ecole.ch/ck/ckfinder/userfiles/files/52663681240.pdfIn PDF document text
- http://www.hebrewforreadingcomprehension.com/content/15416163796.pdfIn PDF document text
- http://opusincertum.it/userfiles/files/kedoletekezedewelewejo.pdfIn PDF document text
- http://vandientuchinhhang.com/upload/files/bexaxeleroxojaporapiwafi.pdfIn PDF document text
- http://phuquytravel.com/nguyenvanlinh/files/nitufo.pdfIn PDF document text
- http://geobigoni.it/userfiles/files/musesilukavizodokukopetu.pdfIn PDF document text
- https://kaptenhoki.net/contents/files/1577202012.pdfIn PDF document text
- https://vas-vill.hu/userfiles/file/lifamaketedalifogixunaki.pdfIn PDF document text
- https://interior-mark.com/ckfinder/userfiles/files/96237156613.pdfIn PDF document text
- http://www.neoneophytou.com/ckfinder/userfiles/files/zunojovisokemazad.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140763db728e---90212186201.pdfIn PDF document text
- http://janaturismointegrato.com/uploads/file/2454007279.pdfIn PDF document text
- http://www.iece.in/userfiles/file/pajopajemomitolabafuxad.pdfIn PDF document text
- http://cuboni.com/uploadfile/hong202109180751126807.pdfIn PDF document text
- http://cesurmakina.com/userfiles/file/kukegopidegixivisug.pdfIn PDF document text
- http://www.gc-antey.ru/ckfinder/userfiles/files/zuwedupibofes.pdfIn PDF document text
- http://ieltsadd.ir/cache/fck_files/file/66171046360.pdfIn PDF document text
- http://www.lasallelille.com/admin/ckfinder/userfiles/files/77701049226.pdfIn PDF document text
- http://puisan.ru/uploads/file/xenoxamafagubu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=nintendo+switch+launcher+for+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_off0000dc2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDC2E | 18672 bytes |
SHA-256: f160bc6b0724eb27bc5fe8e502ad58c1391e045ad7547ec29e132c81d2e6512f |
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font_01_sfnt_off00010ccf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10CCF | 10736 bytes |
SHA-256: 1413a817f6ff0198a0719329e5167e19c324fb65bd6e9d878f4f3ff0cac0a7d9 |
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font_02_sfnt_off00012577.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12577 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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