MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript, which is a common technique for executing malicious code within documents. The presence of numerous external URIs, many pointing to potentially disposable domains, suggests a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
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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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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://dolphinsolutions.net/ckfinder/userfiles/files/nipofonedanegabutun.pdf In PDF document text
- https://ustunbilgisayar.com/userfiles/files/16976670373.pdfIn PDF document text
- http://rafaelokazakov.com/file/xijetasononusomevu.pdfIn PDF document text
- http://www.sauminandy.com/fckimages/file/jovojonoweduxeni.pdfIn PDF document text
- https://wildarium.com/ckfinder/userfiles/files/51622450677.pdfIn PDF document text
- http://everbeenmagnet.com/js/upfiles/files/61150766614.pdfIn PDF document text
- https://almuhja.net/ckfinder/userfiles/files/tebidizofudejigitadufob.pdfIn PDF document text
- http://metzgerei-bischof.de/userfiles/file/poworenotada.pdfIn PDF document text
- https://keralahappyjourney.com/ckfinder/userfiles/files/zegelo.pdfIn PDF document text
- http://startmatbaa.com/userfiles/file/76589946922.pdfIn PDF document text
- http://techscreening.com/userfiles/files/51295058580.pdfIn PDF document text
- http://kingsap.com/file_media/file_image/file/zaduvewokowuwiza.pdfIn PDF document text
- http://drtamerturan.com/file/69823548404.pdfIn PDF document text
- https://www.bevillelecomte.com/ckfinder/userfiles/files/gujoposinusomo.pdfIn PDF document text
- http://pneusmarene.it/images/file/10821864247.pdfIn PDF document text
- http://wenxuezj.com/images/File/loxesokoziwavemu.pdfIn PDF document text
- https://infypos.com/infyposcms/media/27162426007.pdfIn PDF document text
- http://pes.edu.mn/ckfinder/userfiles/files/jalaxas.pdfIn PDF document text
- http://phfamilyrestaurant.com/uploads/files/dufenufatufomavi.pdfIn PDF document text
- https://xcheck.vn/uploads/userfiles/file/pagijiguj.pdfIn PDF document text
- https://cap2013.aseat.fr/userfiles/file/xizejekitakedive.pdfIn PDF document text
- http://cnmrobotics.com/files/files/55690410276.pdfIn PDF document text
- http://pincailight.com/zk/UploadFile/file/2021090805023273499.pdfIn PDF document text
- http://flamefitnessstudio.com/cewit/images/file/78862171900.pdfIn PDF document text
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/161557bb75e1df---ziwumileg.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=oxidation+of+ketones+to+carboxylic+acidsPDF 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_off0000b987.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB987 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d199.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD199 | 15068 bytes |
SHA-256: 3ac4fabb49668891639d8e4fffb69b9c72d719ef8a5204209f3988be3a2d7bac |
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font_02_sfnt_off0000f7c5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7C5 | 10940 bytes |
SHA-256: f5962d98daa5db2079908e3dc39e2a664c1c6897e9b3c2646faff4fd0c2f8661 |
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