MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous external URIs and is flagged as a link farm on disposable hosting, indicating a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a malicious document, likely delivered via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9885
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://chcial.ru/uplcv?utm_term=wifi+direct+android+to+iphone PDF link annotation
- http://improntediteatro.it/userfiles/files/liweviwixawoxujixilobiwen.pdfIn PDF document text
- http://associatedreclaimed.reclaimedoils.com/userfiles/files/67166722543.pdfIn PDF document text
- http://www.phonefixcomo.com/wp-content/plugins/formcraft/file-upload/server/content/files/161355fe3d784e---samijuliwo.pdfIn PDF document text
- http://5m-tti.com/uploads/image/files/vudewu.pdfIn PDF document text
- https://peperita.it/writable/public/userfiles/file/nezafe.pdfIn PDF document text
- http://sk-uralstroy.ru/uploads/files/kodatenuwabutalazuxogaza.pdfIn PDF document text
- http://feriaalainversa.com/uploaded/files/25631165133.pdfIn PDF document text
- http://gianniarnaudo.com/userfiles/files/somewu.pdfIn PDF document text
- http://sushiosushi.com/uploads/files/jeverapifariberosanisobu.pdfIn PDF document text
- https://tidymoney.com/ckfinder/userfiles/files/tutowakolokexuvobatudotuw.pdfIn PDF document text
- http://lizhechem.com/upload/files/kesakaxalanesetidex.pdfIn PDF document text
- https://www.marjojaspers.nl/ckfinder/userfiles/files/xowukinupodituluwekibiju.pdfIn PDF document text
- http://ordineveterinarivenezia.eu/userfiles/files/wasore.pdfIn PDF document text
- http://streetnn.ru/data/upload/ck/files/toxujasutowel.pdfIn PDF document text
- https://chuyennhakienvangvn.net/upload/files/rizemup.pdfIn PDF document text
- https://louvre.lv/res/wysiwyg/file/jademexita.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ab063b20f7---88331954363.pdfIn PDF document text
- https://eliteplacementagency.com/uploads/files/64501565536.pdfIn PDF document text
- http://iscelenie.info/files/file/46960976505.pdfIn PDF document text
- https://maytinhdalat.vn/images/uploads/files/baviwonas.pdfIn PDF document text
- http://prunay-en-yvelines.fr/ckfinder/userfiles/files/20095051196.pdfIn PDF document text
- http://tekizolasyon.com/ckfinder/userfiles/files/30981593194.pdfIn PDF document text
- http://multiflex.ru/userfiles/file/20242858300.pdfIn PDF document text
- https://ku4ysk-9lgp4y.com/contents/files/gonafapepifimozadogiwij.pdfIn PDF document text
- https://indiantiffin4me.com/nbloom/fckuploads/file/fixebep.pdfIn PDF document text
- http://brickchamber.com/ckfinder/userfiles/files/vemerer.pdfIn PDF document text
- http://sakurahoaanhdao.com/webroot/img/files/18669161998.pdfIn PDF document text
- http://vinhthuanvietnam.com/upload/files/79535872615.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_off0000b9a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB9A8 | 10496 bytes |
SHA-256: 9df836bed634751138f420548effa7fdf721471ee0994ae26b5fd771c7bda106 |
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font_01_sfnt_off0000d167.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD167 | 16364 bytes |
SHA-256: eb270cae69fefe4844692f46531d96330ebea51369984bf838f775c4556964bf |
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font_02_sfnt_off0000fb42.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB42 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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