MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF is identified as an image-only lure, a common tactic for phishing or malware distribution. It contains numerous external URIs, many hosted on disposable domains, suggesting a link farm designed to obscure the ultimate destination. While no scripts were explicitly extracted, the PDF structure and heuristic firings strongly indicate malicious intent, likely leading to a second-stage download or phishing page.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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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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Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LUREPDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 68 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
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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://paidionresearch.com/userfiles/files/77952219375.pdf In PDF document text
- https://weishinclinic.com/uploads/files/202109130927303997.pdfIn PDF document text
- http://cissi.it/userfiles/files/fegogixinusikasexa.pdfIn PDF document text
- http://oralrem.kz/ckfinder/userfiles/files/78530501160.pdfIn PDF document text
- https://dmshospital.com/mm_engg/files/90939452299.pdfIn PDF document text
- https://gangwontaxi.com/FileData/ckfinder/files/20210917_A0063B119123A17B.pdfIn PDF document text
- http://serenetour.com/image/upload/File/vomonadefezox.pdfIn PDF document text
- http://epmresearch.org/userfiles/files/68206339329.pdfIn PDF document text
- https://handinhand-daycare.com/ckfinder/userfiles/files/60174252378.pdfIn PDF document text
- http://topstec.com/d/files/limizaf.pdfIn PDF document text
- http://derkwoo.com/upload/editor/files/22341001242.pdfIn PDF document text
- http://changrung.com/ckfinder/userfiles/files/8627337106.pdfIn PDF document text
- https://grupo-kayros.com/userfiles/file/gexegowozonewovusud.pdfIn PDF document text
- https://mkontakt.pl/dat/file/95381666287.pdfIn PDF document text
- http://lisaarkin.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/neromebaramegijorogofirib.pdfIn PDF document text
- http://miyagi.chi-kara.net/Upload/files/25082591538.pdfIn PDF document text
- https://pachetedeturism.ro/images/files/patosomowofelozarexerelo.pdfIn PDF document text
- http://sjhtractor.com/d/files/81541743950.pdfIn PDF document text
- http://arqing.es/ckfinder/userfiles/files/wugipusaxiwok.pdfIn PDF document text
- https://autopsrus.aerovents.com/ckfinder/userfiles/files/zefubowo.pdfIn PDF document text
- https://ibliberia.com/ckfinder/userfiles/files/natimixoxinisojolojozibaj.pdfIn PDF document text
- https://szemvidito.hu/sfwkr/feltoltesek/Images/Image/91752943835.pdfIn PDF document text
- http://svatba-emi.com/uploads/pages/files/82706304883.pdfIn PDF document text
- http://wakesup.org/userfiles/file/bofidugigo.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/63e9002cae56ec2d9477f1c22cc9a1f6/92625500533.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=plague+of+z+apkPDF 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_off0000b2af.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2AF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cac6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAC6 | 10224 bytes |
SHA-256: 405bed215e9a5ea0fd1b501918f92490e15ab0dd5e0424a22d4f6f92c0bd82d7 |
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font_02_sfnt_off0000e1f4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1F4 | 14108 bytes |
SHA-256: c38e9ace865029fbde46e84d06e983db36c3e34a20e6700b51edae6e7a3b6d26 |
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