MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous external URIs and is described as a link farm, suggesting it's designed to redirect users to potentially harmful websites. The presence of embedded URLs and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further support this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://irlanc.ru/uplcv?utm_term=wifi+hack+ip+address PDF link annotation
- http://odontotecnicacoop.it/userfiles/file/betitadoduvowepegokox.pdfIn PDF document text
- https://lompatjauh.com/contents/files/ranosogovekasi.pdfIn PDF document text
- http://kovospm.cz/fotky/file/nepexijaxubofiginaxapa.pdfIn PDF document text
- http://ozdoby-betonowe21.pl/Upload/file/webana.pdfIn PDF document text
- http://chapaconoticias.com/assets/ckfinder/core/connector/php/uploads/files/fibukurijokotopuko.pdfIn PDF document text
- http://www.letnifestiwal.pl/ckfinder/userfiles/files/zazonidazomej.pdfIn PDF document text
- http://smsalumni1971.com/apadmin/uploads/userfiles/files/33798285248.pdfIn PDF document text
- https://prettygreekvillas.com/admin/fckeditor/editor/filemanager/connectofile/39648358786.pdfIn PDF document text
- http://erimti.com/userfiles/file/32510652190.pdfIn PDF document text
- http://acm-medicali.it/userfiles/files/48407201306.pdfIn PDF document text
- http://janaturismointegrato.com/uploads/file/linom.pdfIn PDF document text
- http://trunglam.vn/uploads/userfiles/file/78661025882.pdfIn PDF document text
- https://saigonservices.vn/images/uploads/files/xolulifikemez.pdfIn PDF document text
- http://pnlestari.com/visitbali/image/files/wenusuvir.pdfIn PDF document text
- http://xageunion.com/userfiles/file/xidawif.pdfIn PDF document text
- http://cdn.eagle.mn/uploads/userfiles/files/87479839544.pdfIn PDF document text
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/c15ul383ervamfea19hb1048pg/64112107838.pdfIn PDF document text
- http://nhagiatxanh.com/public/default/ckeditor/files/32157695885.pdfIn PDF document text
- http://n-production.com/upload/fckeditor/file/58648415464.pdfIn PDF document text
- http://www.rify.us/cms-uploads/files/vetetivibogum.pdfIn PDF document text
- http://photou.cc/ckfinder/userfiles/files/6047737725.pdfIn PDF document text
- http://usateatop.com/_upload/files/nuvisu.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f6c5c42814---jufulusogepuwuxakokop.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_off0000c0eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC0EB | 16416 bytes |
SHA-256: 050d64a4068223b9f377a0923c7c8c622d64265c1b7e827a2cfab5280b4e1db3 |
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font_01_sfnt_off0000eace.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEACE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000102e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102E5 | 10436 bytes |
SHA-256: fa9ed1fc0b78e46362117bd0431e79d3c3c9d2365831b3e6160eb4b5b14aa913 |
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