MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 5
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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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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://strechybenesov.cz/content/nadalukipofavox.pdf In PDF document text
- https://agsposure.org/wp-content/plugins/super-forms/uploads/php/files/63aa90334b2f78dc6a9d8e66cfce96ff/xutumufoj.pdfIn PDF document text
- http://lucchetta.net/userfiles/files/63775171065.pdfIn PDF document text
- https://sadhankendra.org/erc/media/65456820189.pdfIn PDF document text
- http://yksskj.com/ckfinder/userfiles/files/3563679503.pdfIn PDF document text
- http://podlahyadvere.sk/editor_uploads/system/files/kagitovubeke.pdfIn PDF document text
- http://www.dean-cpa.com/files/adminpic/file/9068388760.pdfIn PDF document text
- https://sistemagestiondpr.co/userfiles/file/tanipizezedu.pdfIn PDF document text
- http://com123.vn/uploads/file/24014848633.pdfIn PDF document text
- https://castilloexterior.org/ckfinder/userfiles/files/58264261473.pdfIn PDF document text
- http://kreativitaet-stadlhofer.at/global/images/userfiles/file/55824501461.pdfIn PDF document text
- http://transchem-tech.com/Uploadfiles/files/nutaparuzubimatolesobosi.pdfIn PDF document text
- http://vidol.eu/userfiles/file/fivujoguligiwojupi.pdfIn PDF document text
- https://kiemtoandongnghi.com/public/plugins/ckfinder/userfiles/files/50222289089.pdfIn PDF document text
- http://keralabiblesociety.com/fck_uploads/file/49397163335.pdfIn PDF document text
- https://mariapolis.net/ckfinder/userfiles/files/kogemuwuzirumejavonem.pdfIn PDF document text
- https://www.kiemtoandongnghi.com/public/plugins/ckfinder/userfiles/files/kaxifojinomenubuk.pdfIn PDF document text
- https://psychologgia.pl/Upload/file/47499596595.pdfIn PDF document text
- http://oletrans.sk/editor_uploads/files/77632417941.pdfIn PDF document text
- https://szekszardportal.hu/userfiles/file/fepogimofo.pdfIn PDF document text
- https://tolgyesvolgy.hu/userfiles/file/576686449.pdfIn PDF document text
- http://oa30us.com/userfiles/file/digoratiramevizakaxogut.pdfIn PDF document text
- https://perfectsextherapy.com/public_html/userfiles/file/9591370867.pdfIn PDF document text
- https://larustt.com/upload/ckfinder/files/tumewizaba.pdfIn PDF document text
- http://hoya-system.com/uploads/files/202109121256317900.pdfIn PDF document text
- http://novosib-sport.ru/ckfinder/userfiles/files/57567823349.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/A3Ryygt5BCM/uplcv?utm_term=skinner+beyond+freedom+and+dignity+pdfPDF 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_off0000de03.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE03 | 11048 bytes |
SHA-256: 1d7b0106f093b139412177c625fd8b7f73624f7aef3f1304feeed936d47197db |
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font_01_sfnt_off0000f75d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF75D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010f6f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F6F | 18884 bytes |
SHA-256: b25acc758f15365f91726d02a6402834d6a7c78f9b1888e947d511bc98315c54 |
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