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 high likelihood of malicious intent. It contains numerous external URLs, many of which are hosted on disposable domains, suggesting a link farm or redirection mechanism. The PDF structure and embedded URIs point towards a phishing or malware distribution attack pattern, likely initiated via spearphishing.
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 https://queure.ru/uplcv?utm_term=el+experto+en+la+mesa+de+juego+pdf PDF link annotation
- https://www.soroptimist.be/oldsite/intranet/ckeditor/ckfinder/userfiles/images/files/vuvukenowusavupow.pdfIn PDF document text
- https://thietbidiensino.vn/media/ftp/file/30510867156.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140a2b56675a---zigutopetu.pdfIn PDF document text
- http://xaydunghoangthanh.com/img_duhoc/files/49931964277.pdfIn PDF document text
- http://madmojo.com/fckupload/file/doketimabedexaw.pdfIn PDF document text
- https://geneticapanama.com/userfiles/file/vozib.pdfIn PDF document text
- https://longhoang.vn/upload/files/6111382424.pdfIn PDF document text
- https://emenu.hu/editor_up/88238082859.pdfIn PDF document text
- http://abwfinlay.com/uploads/files/nerina.pdfIn PDF document text
- http://study4student.com/cache/fck_files/file/jufetopefanojesozake.pdfIn PDF document text
- http://audyt.rowerowaszkola.pl/imgturysta/files/witaduxuzijew.pdfIn PDF document text
- http://ppogrimall.com/upload/editor_image/file/56977439318.pdfIn PDF document text
- https://shevian.com/images/file/tawunasinukuvuk.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613c947630711---jutopaxavuvokoriner.pdfIn PDF document text
- http://paneldeconsos.com/userfiles/file/bupujeli.pdfIn PDF document text
- http://siamsnail.com/media/userfiles/files/luzebexulasor.pdfIn PDF document text
- http://madang.eu/f_pds/fck/file/44436042192.pdfIn PDF document text
- http://www.niceresidence.net/image/upload/File/visozebijozuxule.pdfIn PDF document text
- http://dienlanhtruongson.com/upload/files/13661164265.pdfIn PDF document text
- http://old.arcnet.org.tw/ckfinder/userfiles/files/99294984817.pdfIn PDF document text
- http://curry-box-deluxe.de/userfiles/file/difujexowubelafifanegaxot.pdfIn PDF document text
- http://gammatradings.com/userfiles/file/popifupekugirifu.pdfIn PDF document text
- https://bostoncake888.com/UserFiles/files/50306480862.pdfIn PDF document text
- https://euinsuti.ro/app/webroot/files/userfiles/files/68442735668.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_off0000e11a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE11A | 20004 bytes |
SHA-256: 6363f50137a55abff903ad24f95ef9883e359c0426fc3127a8be669d07503ba1 |
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font_01_sfnt_off000113fb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113FB | 11064 bytes |
SHA-256: 4260aa1c159685f664eed6c30ed8cf11c6bfc471d3e7f57ba63e20996dddb619 |
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font_02_sfnt_off00012d96.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D96 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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