MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML and ClamAV as malicious, with heuristics indicating it functions as a link farm. The numerous embedded URLs, many pointing to suspicious domains, suggest an attempt to redirect users to malicious websites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically calls out the link farm nature of the document.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 http://hoshitorionline.com/uploads/files/nebadevuwagamulelu.pdf In PDF document text
- https://100tmt.com/uploadimage/files/20210914095803.pdfIn PDF document text
- http://hausdergesundheit.net/userfiles/files/jagodojowalomiged.pdfIn PDF document text
- http://www.smartlandgroup.com/ckfinder/userfiles/files/nafopunupimufaloturojo.pdfIn PDF document text
- https://skatrip.com/basefile/skatripcom/files/43242656135.pdfIn PDF document text
- https://lifesmart.lifesmart.ro/ckfinder/userfiles/files/32557250750.pdfIn PDF document text
- http://dulichtantai.com/files/uploaded/files/nededefiwozud.pdfIn PDF document text
- http://adesso-moosburg.de/images/file/14222897593.pdfIn PDF document text
- https://hkpefa.org/editor_upload/file/69374476614.pdfIn PDF document text
- https://selapro.com.au/application/third_party/ckfinder/userfiles/files/gagewa.pdfIn PDF document text
- http://ilovehikari.com/uploads/files/bulesuw.pdfIn PDF document text
- https://economiadecomunion.net/ckfinder/userfiles/files/68866827008.pdfIn PDF document text
- http://mediaworld.pro/ckfinder/userfiles/files/bosejidodisitadofi.pdfIn PDF document text
- http://naphogacomposite.com/upload/files/raganigovilomovim.pdfIn PDF document text
- http://delfosventures.net/userfiles/files/zogaxi.pdfIn PDF document text
- http://catherine-massage.com/ckfinder/userfiles/files/13364914932.pdfIn PDF document text
- https://delphin-restaurant.com/ckfinder/upload/files/8636253986.pdfIn PDF document text
- https://lenaoyunlar.com/calisma2/files/uploads/9786648086.pdfIn PDF document text
- https://morabia.fi/images/file/bogabudifanozurizowaze.pdfIn PDF document text
- https://butzbacher.turnpoint.jo/app/webroot/upload/files/96491233717.pdfIn PDF document text
- http://driscollandgibson.com/images/edit_images/file/gufopevigam.pdfIn PDF document text
- http://vntattoosupply.net/uploads/image/files/zeritewekovutevawofizus.pdfIn PDF document text
- http://rsti.biz/files/fck/file/1453838859.pdfIn PDF document text
- https://livredart.com/ckfinder/userfiles/files/21741403235.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=what+do+you+name+a+horse+in+minecraft+to+make+it+upside+downPDF 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_off0000df0e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF0E | 17420 bytes |
SHA-256: 2e848189159c7e17adf4c9a76a82484d2b501a55cd34fbcfeb75a704590c1530 |
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font_01_sfnt_off00010c5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C5E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012475.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12475 | 11224 bytes |
SHA-256: 5d6d3d2bfae23b9c0b4e0a858592f0aa592eac8061fea9a2fc8e2bf846934e61 |
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