MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs pointing to various domains, suggesting a link farm designed to distribute malicious content or conduct phishing attacks. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate effort to obscure the true destination through numerous redirects and disposable hosting.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://synerhu.ru/uplcv?utm_term=how+to+bypass+locked+android+phone PDF link annotation
- https://avukatwebsitesi.trakyasoft.com/upload/files/56776894069.pdfIn PDF document text
- http://nhasachnguyenvancu.com/Images_upload/files/kolikilibenujegogej.pdfIn PDF document text
- http://ucinnovation.ru/admin/ckfinder/userfiles/files/budopi.pdfIn PDF document text
- https://trungtamgiasuhcmmq.com/uplaod/quangtri/files/gazifeso.pdfIn PDF document text
- https://samsunyapi.com/userfiles/files/fidizeloxezuxubiwotu.pdfIn PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/wawomotugadovibidivazojar.pdfIn PDF document text
- http://brandiassociati.it/userfiles/file/towaweriwapugiw.pdfIn PDF document text
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138ef2f78bb1---poroloxejenajaxemoke.pdfIn PDF document text
- http://www.xn----9sbkvfu2aex3d.xn--p1ai/ckfinder/userfiles/files/2046777293.pdfIn PDF document text
- http://schodylux.pl/userfiles/file/31662442846.pdfIn PDF document text
- https://repetitorebi.ge/userfiles/files/bubijidanatuzuta.pdfIn PDF document text
- https://snqrsl.quebec/upload/editor/file/7513973162.pdfIn PDF document text
- https://djecijagarderoba.me/userfiles/file/genizezedotanimusatowos.pdfIn PDF document text
- https://www.hkfew.org.hk/ckfinder/userfiles/files/tufofidited.pdfIn PDF document text
- https://cylinder96.ru/admin/ckfinder/userfiles/files/99524200624.pdfIn PDF document text
- http://obras.ru/sites/default/files/uploads/jumapuji.pdfIn PDF document text
- http://sipsak.nl/userfiles/file/bogozuf.pdfIn PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/28c9abaa8b92f0f23928ef82ea63fcce/vukeriwenoxogelifibeg.pdfIn PDF document text
- https://aquafilling.com/userfiles/file/39033117600.pdfIn PDF document text
- http://noxsun.com/jingkelun/userfiles/files/20210912182825.pdfIn PDF document text
- http://zaintik.org/files/galeria/files/nanusawoje.pdfIn PDF document text
- 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_off0000ef85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF85 | 18076 bytes |
SHA-256: 7f5f7e4e097a3ce30fac0796425539103a0fa11bc418c2942deb806743280d46 |
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font_01_sfnt_off00011e83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E83 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001369a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1369A | 11036 bytes |
SHA-256: e3cae64f64917721a0e1a5b572e8991ef324247de6d64afe138b1b8da9249dd7 |
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