MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample is a PDF containing embedded JavaScript, which is a common technique for executing malicious code. The PDF also contains numerous external URIs, many of which appear to be part of a link farm designed to redirect users to potentially malicious content. ClamAV detection and ML classification strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9905
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://huntic.ru/uplcv?utm_term=how+do+i+transfer+everything+to+my+new+android+phone PDF link annotation
- http://dataction.org/demo/dataction/media/32372818049.pdfIn PDF document text
- http://menifee.hanasushichoice.com/uploads/files/gowujenu.pdfIn PDF document text
- https://comfort8889.com/upload/files/biwozovusoduripefex.pdfIn PDF document text
- https://bisleriuber.genefied.co/ckfinder/userfiles/files/mokojamafilikotakej.pdfIn PDF document text
- http://ytlcases.com/userfiles/file/sajegowavazewer.pdfIn PDF document text
- http://interroadholland.nl/userfiles/file/gixujinedejorip.pdfIn PDF document text
- http://veraschwemmle.de/fckdata/file/25811511227.pdfIn PDF document text
- https://egca.fr/userfiles/file/nesuzorofowapedoze.pdfIn PDF document text
- https://advik.net/userfiles/file/46331783952.pdfIn PDF document text
- http://esen.life/userfiles/file/zegumukifedosowojawitiza.pdfIn PDF document text
- http://artc-polymers.com/upload/images/files/36839703731.pdfIn PDF document text
- http://sattosushi.com/uploads/files/nagufebodixotafa.pdfIn PDF document text
- http://winfielddeli.com/ckfinder/userfiles/files/wufitawapobez.pdfIn PDF document text
- http://regimhotelierbucuresti.com/images/userfiles/vorutopomenekeginiba.pdfIn PDF document text
- http://interstyle.org/content/xuploadimages/file/baxejovakipototugowibizix.pdfIn PDF document text
- http://eis-pieschel.de/UserFiles/File/39862045829.pdfIn PDF document text
- https://sangolongphuong.vn/longphuong/news/files/11922108443.pdfIn PDF document text
- http://hokkaido-love87.com/app/webroot/js/ckfinder/userfiles/files/88286704030.pdfIn PDF document text
- https://volnynaklad.cz/data/file/39586470052.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/ea3ef9810c00802d574658bc5af43bc0/75808343217.pdfIn PDF document text
- https://michaels-limo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f2756dffaa---62538852740.pdfIn PDF document text
- http://seattlebestteriyaki.com/uploads/files/reviweketonijo.pdfIn PDF document text
- http://wawa757.com/uploads/files/tegiv.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/40535611400.pdfIn PDF document text
- http://burragebrothers.net/demo/jolie/beta/userfiles/files/80466067709.pdfIn PDF document text
- http://hosungtour.com/FileData/ckfinder/files/20210902_F745A97218366461.pdfIn PDF document text
- https://rintrans.com/files/metutefet.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_off0000ed4b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED4B | 11156 bytes |
SHA-256: 28acf727911af8020ed006298cb34fcb03111e3e749a1de8ffb1a2ff46c4c311 |
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font_01_sfnt_off00010700.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10700 | 17620 bytes |
SHA-256: 50a9b7aab0505aab575ddae50da100e1873ebfeb0433ea98bfccb85e7e54ef70 |
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font_02_sfnt_off0001350d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1350D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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