MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many pointing to external sites, suggesting a phishing or redirection scheme. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically flags the PDF as a link farm on disposable hosting, reinforcing the malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://shinyoungvalve.com/userData/board/file/jariban.pdf In PDF document text
- https://cristiandellavedova.com/wp-content/plugins/super-forms/uploads/php/files/b6a309eb399e2cb9c619685a7a7a583d/87923270160.pdfIn PDF document text
- http://jinistudy.com/_UploadFile/Images/file/32263278134.pdfIn PDF document text
- http://peoplefoster.com/pliki/44036897393.pdfIn PDF document text
- http://dc-42351dc5a6b3.prshots.es/uploads/userfiles/1630643627/files/67849651783.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/mp9sjno6s7sp9ccv6ph9rem5je/nedaxilakep.pdfIn PDF document text
- http://sergeisurzhin.ru/ckfinder/userfiles/files/nigedomalusir.pdfIn PDF document text
- http://tramtronbetong.com/uploads/userfiles/file/duliziraviz.pdfIn PDF document text
- http://ukrainski-rosyjski.pl/userfiles/file/dofobomogemisewawevanesa.pdfIn PDF document text
- http://ranjitabiswas.com/userfiles/files/77744940913.pdfIn PDF document text
- https://invest.pl/userfiles/file/54905866397.pdfIn PDF document text
- https://gestionarival.com/userfiles/file/92753236120.pdfIn PDF document text
- https://alident.centralcms.cloud/galeria/files/9596117650.pdfIn PDF document text
- http://orvosvalaszto.hu/uploads/files/ziniparepigut.pdfIn PDF document text
- http://mastera-mix.ru/ckfinder/userfiles/files/55372545240.pdfIn PDF document text
- https://kominove-centrum.cz/media/files/file/midebuxiliz.pdfIn PDF document text
- http://luatsugiadinhviet.com/upload/ck/files/nedakujejefapasumidadim.pdfIn PDF document text
- http://safetyassessmentsolutions.co.uk/ckfinder/userfiles/files/vifukofokobiralojive.pdfIn PDF document text
- https://delphin-restaurant.com/ckfinder/upload/files/puropopiros.pdfIn PDF document text
- http://rovitek.com/userfiles/file/1285471660.pdfIn PDF document text
- http://madiran-cruduparadis.fr/ckfinder/userfiles/files/wanebuxozolenotip.pdfIn PDF document text
- https://jeevandeepspecialcare.com/ckeditor/ckfinder/userfiles/files/mozedowona.pdfIn PDF document text
- http://sportsgarten.com/editorData/file/xogibup.pdfIn PDF document text
- https://laughteronlineuniversity.com/images/upload/files/81603332338.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=words+that+start+with+q+and+end+in+gPDF 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_off0000c2eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC2EB | 10708 bytes |
SHA-256: f51d05b43fdcdbc5c4019935ddc8f91693a10b76b1cc5a1602f2def81ed98095 |
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font_01_sfnt_off0000db02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB02 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f314.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF314 | 17320 bytes |
SHA-256: 6bf548df33703f0c37a68b95abdb262471f90f414bc50ca9ec2556d386f819ac |
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