MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample contains embedded JavaScript, a common technique for exploiting PDF vulnerabilities or redirecting users. The PDF also functions as a link farm, hosting numerous URLs on potentially disposable domains, which is indicative of phishing or malware distribution. ClamAV detection and ML classification further support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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 http://xdata.pl/app/webroot/img/ckf/files/44600012165.pdf In PDF document text
- https://kermiradiatoriai.lt/images/files/menosonosamozuvileruzuvam.pdfIn PDF document text
- http://altronic.pl/!mag2011/userfiles/file/48756444226.pdfIn PDF document text
- https://intekcanada.com/ckfinder/userfiles/files/64286729822.pdfIn PDF document text
- http://ark-mr.com/data/home/qxu2063190031/htdocs/uploadfile/files/69540622020.pdfIn PDF document text
- https://movie2book.com/userfiles/file/87465600639.pdfIn PDF document text
- http://qualityfirstservices.pro/testingsites/advantage_aviation/assets/media/file/sipifelonerij.pdfIn PDF document text
- http://www.ramseier-appenzell.ch/elrada/js/ckfinder/userfiles/files/76624588199.pdfIn PDF document text
- http://borisovhlebprom.by/var/upload/file/93083133747.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613abbeed8f22---vagojiwomawugaxu.pdfIn PDF document text
- http://headrepublic.pl/images/files/50913224044.pdfIn PDF document text
- http://oipipleszno.pl/userfiles/file/jasorura.pdfIn PDF document text
- https://liur-krd.ru/userfiles/file/85057763189.pdfIn PDF document text
- https://www.koreayokogawa.com/ckfinder/userfiles/files/nokekazelovofukomowaju.pdfIn PDF document text
- https://mujeresenmovimientoplus.com/userfiles/file/49130808715.pdfIn PDF document text
- https://shevtsov-art.com/uploads/files/64309416343.pdfIn PDF document text
- https://thucphamtruongxanh.com/Upload/files/wifixawikuka.pdfIn PDF document text
- https://alquimia.in/admin/fckeditor/editorfile/63329372807.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/dbda3d54669e5fc8ff2585bb8dd2ff8b/pozawivodatekejabe.pdfIn PDF document text
- http://nickels.design/ckfinder/userfiles/files/29121766019.pdfIn PDF document text
- http://chukgoobok.com/files/fckeditor/file/vitefonepumimoru.pdfIn PDF document text
- http://tygodnikzuzlowy.pl/ckfinder/userfiles/files/dogela.pdfIn PDF document text
- http://myappartement.de/web/editor/files/39688001481.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=emf+meter+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_off0000e000.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE000 | 17552 bytes |
SHA-256: d4cdb4270fe9be656100fa7bfc3d3b66d1e5915bb201cbab4b00ee2f0fa8730f |
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font_01_sfnt_off00010d6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10D6B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012582.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12582 | 10064 bytes |
SHA-256: b50f32048249da36dbc63388b2af041365c9abca93cd5623500a5ded9bb1d52d |
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