MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ClamAV as a phishing trojan and ML classifiers indicated high maliciousness. It contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated, preventing a clear understanding of its specific lure, but the overall structure and heuristic firings strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
Heuristics 5
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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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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://geneolock.com/locktactyuma/userfiles/file/68681910077.pdf In PDF document text
- https://100tmt.com/uploadimage/files/20210914095803.pdfIn PDF document text
- https://traiteur-troyes-mariage-buffet-aube-10.blaisot-traiteur.fr/ckfinder/userfiles/files/kotasofusada.pdfIn PDF document text
- https://khanoomhoteli.com/basefile/khanoomhotelicom/files/16186676788.pdfIn PDF document text
- http://jsushibrea.com/uploads/files/83649625685.pdfIn PDF document text
- https://sirikulsteel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614929888fe99---texef.pdfIn PDF document text
- http://fabriziocar.it/userfiles/files/44725811789.pdfIn PDF document text
- https://kitchensofdiablo.com/upload/file/55493186154.pdfIn PDF document text
- http://bedrucken24.de/userfiles/file/xopekajujexenedikezulab.pdfIn PDF document text
- http://preprod.app-nomads.com/ugecam/admin/ckfinder/userfiles/files/jiwojizutepaxugu.pdfIn PDF document text
- http://highdeal.linkeo.net/ckfinder/userfiles/files/tirerif.pdfIn PDF document text
- http://handbook.hu/upload/page/file/82273387782.pdfIn PDF document text
- https://taucaotoccatba.vn/images/news/files/86420623810.pdfIn PDF document text
- https://sanipro.ma/app/webroot/uploaderfiles/65036208420.pdfIn PDF document text
- http://xindeshiye.com/uploadfile/file///2021092023174081.pdfIn PDF document text
- https://tattica.byespresso.com/app/webroot/files/upload/files/85761668118.pdfIn PDF document text
- https://mlmrockstars.com/ckfinder/userfiles/files/sewojamusuxivutuv.pdfIn PDF document text
- https://omprintandpack.com/userfiles/file/lezerawumetilokupexomureg.pdfIn PDF document text
- https://highlander-inn.com/assets/userfiles/files/19085516154.pdfIn PDF document text
- http://technology-mp.it/userfiles/files/10558764681.pdfIn PDF document text
- http://metabolitplus.ru/files/file/49575744074.pdfIn PDF document text
- https://fabriziochessa.it/userfiles/file/30695587103.pdfIn PDF document text
- http://agcslohian.com/userfiles/file/meguta.pdfIn PDF document text
- http://runwellconsulting.eu/file/file/37838904079.pdfIn PDF document text
- https://viscom.bg/uploads/wysiwyg/files/44300496626.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=l%C6%B0u+trang+web+tr%C3%AAn+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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c7f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7F4 | 23284 bytes |
SHA-256: c699ff0e47078ce0d10be88eab7ccbd87d28b44e1463da7b03fc9324c45d1e33 |
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font_01_sfnt_off000102eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102EB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011b02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B02 | 10828 bytes |
SHA-256: 57cb2291938ddcfeabfc3f3ca36523e06fa9e033cbb022be41aa082aa9da1d4b |
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font_03_sfnt_off0001336e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1336E | 16188 bytes |
SHA-256: 800554d3d6320da9c8ab21a3ad3d270f40e7a92360d7538c059d647d952d1d34 |
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