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 embedded URLs, many of which are hosted on disposable domains and utilize UTM parameters, suggesting a link farm or phishing campaign. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically points to this behavior, indicating the PDF is designed to redirect users to external, potentially malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://coretry.ru/uplcv?utm_term=13+mantras+of+surya+namaskar PDF link annotation
- https://inprovitargentina.com/ckfinder/userfiles/files/46769459614.pdfIn PDF document text
- http://unternehmensberatung-hegenbarth.de/userfiles/file/91012450116.pdfIn PDF document text
- http://heryeryesil.com/resimlerfiles/6874893852.pdfIn PDF document text
- http://le-lemniscus-incandescent.fr/ckeditor/upload/files/30150554597.pdfIn PDF document text
- https://projetovm.com/uploads/files/lafemumotusu.pdfIn PDF document text
- http://haohanlegend.com/Uploadfiles/files/83001232434.pdfIn PDF document text
- http://aelma.com/sites/default/userfiles/file/32556986312.pdfIn PDF document text
- http://seanbittinger.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/44567137473.pdfIn PDF document text
- http://morard-mcf.fr/data/Files/mukitos.pdfIn PDF document text
- http://geodeslaboratori.eu/userfiles/files/46857067798.pdfIn PDF document text
- http://architettosirocco.it/userfiles/files/koloropax.pdfIn PDF document text
- http://esangsok.com/upfile/files/39683657503.pdfIn PDF document text
- https://matrainagycsalados.hu/userfiles/file/fixabixalodisozepopelilux.pdfIn PDF document text
- https://gloriamus.org/Uploads/userfiles/files/62297331402.pdfIn PDF document text
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/161309dcd385d4---65894431639.pdfIn PDF document text
- http://builderall.info/userfiles/file/depelenuwajab.pdfIn PDF document text
- http://ecompletecontact.com/ckfinder/userfiles/files/tijoful.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/c98351d9c850bdd8886c62009531d507/35409268671.pdfIn PDF document text
- https://pianotuningdarwin.com/userfiles/files/kutojibejigalogodojunimo.pdfIn PDF document text
- http://pc-driver.ru/userfiles/files/74423596914.pdfIn PDF document text
- http://huntland.hu/upload/file/famez.pdfIn PDF document text
- http://ryouhurt.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vebodotizutalusa.pdfIn PDF document text
- https://pataniforum.com/admin/jquery/ckfinder/userfiles/files/15387156479.pdfIn PDF document text
- http://dighakanchaninternational.com/FCKeditor/file/wilej.pdfIn PDF document text
- http://showpelec.com/data/file/20210904_032811_988.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_off0000d927.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD927 | 18136 bytes |
SHA-256: acc782232c83b4e6716fef906ed190be8aa2ecf9b076d7b7b8f6226f898f0142 |
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font_01_sfnt_off000107e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x107E6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011ffd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FFD | 10536 bytes |
SHA-256: ddc4921c64ed0d5dc0ab2df1c67188d24b58d00365b4c08e99b68818e0c4af03 |
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