MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to disposable hosting and appear to be part of a link farm, suggesting a phishing or redirection scheme. The presence of external URIs and the overall structure point towards an attempt to direct the user to malicious content.
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://aczv.fr/userfiles/file/rukatidopuvipojuwenepel.pdf In PDF document text
- http://1544-7419.net/upload/fckeditor/file/lewelavuboroze.pdfIn PDF document text
- http://www.keizerco.nl/userFiles/file/xafoz.pdfIn PDF document text
- https://holcom-solar.com/webroot/img/files/zotozuma.pdfIn PDF document text
- https://www.carnesvarejo.com.br/assets/ckfinder/core/connector/php/uploads/files/gatonebolipuj.pdfIn PDF document text
- https://capitalsyndic.com/userfiles/file/fenubulalesupi.pdfIn PDF document text
- http://le383.com/uploads/files/71394806424.pdfIn PDF document text
- http://diagcorlifescience.com/attachment/file/fidiwujuw.pdfIn PDF document text
- http://annamsaigonlaw.com/upload/files/32847333560.pdfIn PDF document text
- https://rireenfrance.com/images/upload/files/losoguf.pdfIn PDF document text
- http://glampingcaravan.com/userfiles/file/20210917085210.pdfIn PDF document text
- http://food-cloud.com/home/food-cloud/www/site/site/data/files/tuwobunifapegarizokoto.pdfIn PDF document text
- http://modernplating.com/userfiles/file/fumafasizidedenexakifa.pdfIn PDF document text
- http://titadoorbinhduong.com/upload/files/belamiwatos.pdfIn PDF document text
- http://controlsystemco.com/cache/fck_files/file/34318039455.pdfIn PDF document text
- https://cgeminfos.ma/upload/file/56498421204.pdfIn PDF document text
- http://ladyvenus.it/userfiles/files/13866463398.pdfIn PDF document text
- http://precisao.org/files/files/tidulukarivoparuwi.pdfIn PDF document text
- http://workcoop.org/fckeditor/userimages/file/20210911152710.pdfIn PDF document text
- http://wine-paraphernalia.com/files/winep/_repo/file/78385054139.pdfIn PDF document text
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/h27o7lrletclpspqn2u3liece9/xoronupixeduxakixekaxe.pdfIn PDF document text
- http://cristal-in.fr/userfiles/file/88607023865.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=usb+internet+sharing+windows+10PDF 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_off0000b07b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB07B | 15196 bytes |
SHA-256: a350675d6f0f1c43b5a92c78723f5b4d9a42fd5d39bac254f9d2e93fe198d667 |
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font_01_sfnt_off0000d720.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD720 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ef37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF37 | 10888 bytes |
SHA-256: 563a03512748ec20541cdebc8c4362e79429d162422e5fd3906650a89f7426b4 |
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