MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is often used to exploit vulnerabilities or redirect users to malicious sites. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates the document is designed as a link farm, likely to obscure malicious links or distribute malware. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
Heuristics 6
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://numen-wow.com/userfiles/cloud/files/nidoxugubipemipukow.pdf In PDF document text
- http://wang023spa.com/userfiles/202109file/2021090303594070554.pdfIn PDF document text
- http://ecohost.ru/pics/images/file/tolosajawibuwej.pdfIn PDF document text
- http://derkwoo.com/upload/editor/files/jozel.pdfIn PDF document text
- http://gaineyranchaz.com/userimages/66918492316.pdfIn PDF document text
- http://phupmirpol.pl/userfiles/file/wirajufoj.pdfIn PDF document text
- http://hglobaltour.com/FileData/ckfinder/files/20210907_459AF683F8A3DAFD.pdfIn PDF document text
- https://fceresources.com/ckfinder/userfiles/files/728857010.pdfIn PDF document text
- https://tselectromechanical.com/uploads/CKfiles/files/17058295364.pdfIn PDF document text
- http://splogservice.ru/content/files/zigimuzevur.pdfIn PDF document text
- http://specialcats.nl/media/files/dujasopapufatixevepe.pdfIn PDF document text
- http://chandigarhdatarecovery.com/files/file/27283850276.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/tafera.pdfIn PDF document text
- http://cdn.eagle.mn/uploads/userfiles/files/6222797003.pdfIn PDF document text
- http://tearose-kitchen.com/sites/default/files/images/imcefile/redikajorezopixatujir.pdfIn PDF document text
- http://hiace-yoshikawa.com/js/upload/files/makepuxewoserelod.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/b9764de46ab8d5eeff3c6b8f46e3d25d/65195602136.pdfIn PDF document text
- http://wu-pao.com/upfiles/editor/files/69599283682.pdfIn PDF document text
- http://stagegator.scorchmark.com/stagegator/ckfinder/userfiles/files/lodalag.pdfIn PDF document text
- https://ssmavidiyar.com/public/content-images/files/72680210084.pdfIn PDF document text
- http://canadianrockies.ca/files/file/46736070.pdfIn PDF document text
- http://thsport.dk/userfiles/file/79696628024.pdfIn PDF document text
- http://lienming-rubber.com/uploads/files/202109051624071173.pdfIn PDF document text
- https://echipamente-scule.ro/userfiles/file/91244505221.pdfIn PDF document text
- http://filtrydokoparek.pl/img/all/33891739405.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=download+basketball+club+story+apkPDF 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_off0000c54c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC54C | 10948 bytes |
SHA-256: 9774f6e418de50a5013a618e0d47e9a9201e4767bb9c198f289fe86d494e4b41 |
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font_01_sfnt_off0000debb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEBB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f6cd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6CD | 16656 bytes |
SHA-256: a872d2a843eb1c1be19f4a230b7fadbfaf3a37d042ef47a2dcd012929ca367ff |
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