MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm designed to redirect users to potentially harmful content. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' specifically highlights this behavior, indicating a tactic to obscure the true destination or distribute malware through a network of sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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 https://digbijoynath.in/uploads/userfiles/files/vowikojuvatudaziv.pdf In PDF document text
- http://evolution-dev.com/file_media/file_image/file/ruwekeletowokimipeba.pdfIn PDF document text
- https://wedding-photos.cz/userfiles/file/36388149802.pdfIn PDF document text
- https://k31szmq42-nu28.com/contents/files/53738782656.pdfIn PDF document text
- https://theelementrama9.com/userfiles/files/zugifudivakedufunazo.pdfIn PDF document text
- http://globalsublimation.net/uploadfile/files/22159225428.pdfIn PDF document text
- http://5thaveseniors.org/userfiles/file/14675521222.pdfIn PDF document text
- http://shinhwajudan.com/userData/board/file/48133468451.pdfIn PDF document text
- https://eliteswimmingpoolsinc.com/wp-content/plugins/super-forms/uploads/php/files/0n9l666v5f18qgkg7m7svckl65/32171248822.pdfIn PDF document text
- https://limadelimon.com/images/file/funibe.pdfIn PDF document text
- http://zenithmetals.com/files/jenalenoxi.pdfIn PDF document text
- https://www.aicsmindia.org/ckfinder/userfiles/files/samesewikofiwuj.pdfIn PDF document text
- http://zaun-produzent.de/userfiles/file/nowegovonu.pdfIn PDF document text
- https://ferropula.hr/files/73555027307.pdfIn PDF document text
- https://samavetpharm.com/userfiles/files/12849865956.pdfIn PDF document text
- https://vienhung.com/webroot/img/files/3299371392.pdfIn PDF document text
- https://tpijobportal.com/ckeditor/ckfinder/userfiles/files/zafujus.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16135bb5bdc26c---siwilevediwexuzusug.pdfIn PDF document text
- http://chinahongji.com/d/files/zibegowulatu.pdfIn PDF document text
- http://precisao.org/files/files/kosopazimubevod.pdfIn PDF document text
- http://dishandspoonproductions.com/ckfinder/userfiles/files/78873080015.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=snaptube+free+video+and+music+downloaderPDF 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_off0000c32e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC32E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000db40.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB40 | 17424 bytes |
SHA-256: fe7840f448bacd72b7fbcc54841dac1f43c32eec30c7ca3b363e097a0154eaeb |
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font_02_sfnt_off0001081e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1081E | 11248 bytes |
SHA-256: bf5ccb37f627fc12ee7b2d992f66302afc094d96724e64fb95f151beb62e7879 |
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