MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating it likely exploits a vulnerability or contains malicious content. It contains numerous embedded URLs, many of which point to suspicious domains and are structured as potential download links for other PDFs, suggesting a multi-stage attack. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further indicates a pattern of using numerous distinct, potentially disposable hosts to obscure the true malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
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 http://studiodugnani.it/userfiles/files/jogobowunomulebagoxog.pdf In PDF document text
- https://wcfkenzi.com/ckfinder/userfiles/files/47379620980.pdfIn PDF document text
- http://101balkon.ru/upload/files/80598077856.pdfIn PDF document text
- http://fslawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/22520565648.pdfIn PDF document text
- https://bwhe.in/ckfinder/userfiles/files/26015446151.pdfIn PDF document text
- http://www.naturhalles.fr/fckeditor/userfiles/file/susurodozorojisaxoxonujep.pdfIn PDF document text
- https://eurosan.pl/user_images/file/sipatejekatevavijirizirig.pdfIn PDF document text
- https://mgrenginiai.lt/ckfinder/userfiles/files/sokajir.pdfIn PDF document text
- http://gfb.it/upload/fck/file/kubuji.pdfIn PDF document text
- https://www.getfitcrew.com/wp-content/plugins/formcraft/file-upload/server/content/files/16132db7980132---papojafo.pdfIn PDF document text
- https://ewt.cz/res/file/tudokokipisejepusuvakixi.pdfIn PDF document text
- https://www.havanasalsa-dance-tours.com/wp-content/plugins/super-forms/uploads/php/files/eebd86373628ddef211f8a50fbb716de/4617834787.pdfIn PDF document text
- http://casinodanmarkjackpot.dk/userfiles/file/xotovapafupusijenunulek.pdfIn PDF document text
- http://dooroc.com/tk/upload/file/dixudifeso.pdfIn PDF document text
- http://www.koeru.eu/failid/file/begonixixibej.pdfIn PDF document text
- http://somersetcountybar.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/wozevojozafipojej.pdfIn PDF document text
- http://www.slenderclub.cz/ckfinder/userfiles/files/sorufatonemufapuguzuda.pdfIn PDF document text
- http://bbhshipyard.com/userfiles/file/59071732464.pdfIn PDF document text
- https://posetili.ru/userfiles/file/81424903837.pdfIn PDF document text
- http://akinmedikal.com/uploads/file/83100581582.pdfIn PDF document text
- https://my-natural-style.net/upload/files/80206695903.pdfIn PDF document text
- https://stayinbranson.com/ckfinder/triplebuserfiles/file/filulozepebi.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=today%27s+latest+malayalam+news+livePDF link annotation
- http://louisiana-arts.org.s150269.gridserver.com/siteuploads/editorimg/file/rolinebaworesagajemotivep.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_off0000b316.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB316 | 15512 bytes |
SHA-256: 38a4f3fd4ab45b2cdbff860e44b56a283e56db5254ec2997eba566418835d567 |
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font_01_sfnt_off0000db35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB35 | 10572 bytes |
SHA-256: 2c0cda054a3c6c2606c97e04aa37719a08e8280610937c02e9ae3eacee4f5feb |
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font_02_sfnt_off0000f36f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF36F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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