MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a phishing attempt. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm designed to redirect users to malicious sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy to obscure the final destination. No scripts were extracted, but the overall structure points to a phishing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://basar-hemeringen.de/ablage/userfiles/files/bubosanoseboxawivoxejapak.pdf In PDF document text
- http://ahcxdq.com/uploads/file/010949366952.pdfIn PDF document text
- http://boldogelet.hu/media/kemun.pdfIn PDF document text
- http://rc-saty.cz/gais/image/file/velutezepamipixeki.pdfIn PDF document text
- https://exihomes.com/userfiles/files/pumigefi.pdfIn PDF document text
- http://e-park.es/img/uploads/files/23449066535.pdfIn PDF document text
- http://viviapalermo.com/userfiles/files/26855812091.pdfIn PDF document text
- http://ansatrans.ru/admin/ckfinder/userfiles/files/fosagogewugejapaju.pdfIn PDF document text
- http://phupmirpol.pl/userfiles/file/mogewisobi.pdfIn PDF document text
- http://phutungotodungha.com/img/files/5626812171.pdfIn PDF document text
- http://strahovka66.ru/userfiles/file/puwosovewomit.pdfIn PDF document text
- http://balade-pierry.fr/userfiles/file/vofapuwixulepebul.pdfIn PDF document text
- http://medizator.ru/ckfinder/userfiles/files/nabipolopiruledupenosef.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/lidepilapajilifixem.pdfIn PDF document text
- http://talentfuturesservices.com/sharpinstitute/images/files/kulekosalobobaveropek.pdfIn PDF document text
- https://dunaweb.co/bg_image/files/kufelivufesututisa.pdfIn PDF document text
- https://polandpools.com/contents/files/6629791610.pdfIn PDF document text
- http://salamino.pl/userfiles/file/7034114153.pdfIn PDF document text
- https://maydongy.com/wp-content/plugins/super-forms/uploads/php/files/lcm7qm038bb1lforn7v1dqujtm/56830301055.pdfIn PDF document text
- http://corising.info/sa_upload/userfiles/file/20210906042501.pdfIn PDF document text
- http://chiengthai.com/file_media/file_image/file/nomeruxoxum.pdfIn PDF document text
- http://thriftstorewebsites.net/flash/thriftstorewebsites.net/file/15486832516.pdfIn PDF document text
- https://drhuanghair.com/uploads/files/202109011900077859.pdfIn PDF document text
- http://alvitraders.com/files/15594974303.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=fighter+jet+wallpaper+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_off0000b0c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB0C7 | 14660 bytes |
SHA-256: 763bedad1ce9100e43a328e861cbfb84283f4297e23deb4eba8b68b813c9e59d |
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font_01_sfnt_off0000d522.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD522 | 10804 bytes |
SHA-256: 3b57e4ed12617315db0a1e72c2bb1ca64c4246e5c07104c7c5ba66bef5fcfa1d |
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font_02_sfnt_off0000edb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDB3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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