MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample contains embedded JavaScript, a common technique for executing malicious code within PDFs. This script likely redirects the user to external URLs, as indicated by the PDF_URI and EMBEDDED_URL heuristics. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or distributing further malware. The numerous external links and disposable hosting detected further support a malicious purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://fsgpj.com/upfolder/e/files/20210905194920.pdf In PDF document text
- http://fullx.net/files/zipalemupipopikuridivuz.pdfIn PDF document text
- https://cashcruis.ru/wp-content/plugins/super-forms/uploads/php/files/f69e0900743a1ae1fa8a74fee5d1ff80/27875366735.pdfIn PDF document text
- https://qian-ho.com/upfiles/editor/files/41630232626.pdfIn PDF document text
- http://bodegaadrover.com/userfiles/imagenes/74937592012.pdfIn PDF document text
- https://chatsystem.site/js/ckfinder/userfiles/files/42334454794.pdfIn PDF document text
- http://officinedesign.it/userfiles/files/86306186424.pdfIn PDF document text
- http://actionelectric.pt/www/wp-content/plugins/formcraft/file-upload/server/content/files/16134deb262391---15456235108.pdfIn PDF document text
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/ueeq96h5n44aldqqsfcg8qu726/fomat.pdfIn PDF document text
- http://parateam.cz/file/dibujesurixivasapelodovo.pdfIn PDF document text
- https://gobelsprofil.com/upload/files/verapijuwesa.pdfIn PDF document text
- http://yasairamenbar.com/uploads/files/41067670676.pdfIn PDF document text
- https://doctmcooper.com/userfiles/files/zixavekaxijirazime.pdfIn PDF document text
- http://solee.cn/ckfinder/userfiles/files/56939751276.pdfIn PDF document text
- https://assignmentmart.com/ckfinder/userfiles/files/zesanologoguwemawe.pdfIn PDF document text
- http://pkpneu.cz/userfiles/file/sejurosatubajatisilizovi.pdfIn PDF document text
- https://lienlacanien.com/img_pages/file/86078935139.pdfIn PDF document text
- http://timecraftz.com/userfiles/file/fuvutugukilanisimab.pdfIn PDF document text
- http://ckattorneys.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/bigapubiziwofilivogedu.pdfIn PDF document text
- http://www.hausman.eu/images/wyswig_images/file/kijokasigapalubokipev.pdfIn PDF document text
- http://asja.ua/userfiles/file/nezunokudemewamujen.pdfIn PDF document text
- http://praguetransfer.com/files/file/bobozafilinukuligesoz.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=advanced+physical+chemistry+book+pdf+downloadPDF 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_off0000c669.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC669 | 11364 bytes |
SHA-256: 84872a86f8bab54eb8ae8cd104b46f6fd1b7cc4482a40c7b54747099f0bcb7ff |
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font_01_sfnt_off0000e0d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D5 | 17632 bytes |
SHA-256: db472e5ac3f17e446ef2063b4cc56a6e209e183a4ca748f94dec9be4ba5b1961 |
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font_02_sfnt_off00010e9a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E9A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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