MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs, many of which point to potentially malicious domains, and is flagged by ClamAV as a phishing trojan. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a deliberate attempt to create a link farm, likely to distribute malicious content or conduct phishing. While no scripts were explicitly extracted, the nature of the embedded URLs and the ML classifier's output suggest a malicious intent to redirect users to harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://nanopena.cz/upload/file/dokone.pdf In PDF document text
- http://mebel-moscow.com/content/xuploadimages/file/mapovutupubirisekagemajov.pdfIn PDF document text
- http://adhunikjewellers.com/ckfinder/userfiles/files/rofitusuzurarabaf.pdfIn PDF document text
- http://itineraire-consulting.com/ckfinder/userfiles/files/46971890138.pdfIn PDF document text
- http://vattuxaydunghl.com/userfiles/file/jotigewimolufelunu.pdfIn PDF document text
- http://soncongnghiepjotun.com/media/ftp/file/besuxoxavojifigafomo.pdfIn PDF document text
- http://www.novosib-sport.ru/ckfinder/userfiles/files/1989448570.pdfIn PDF document text
- https://panegovernance.com/ourprojects/chowki/UserFiles/file/49155251317.pdfIn PDF document text
- http://pathtojanna.com/userfiles/files/kawifuxeresejuxesusu.pdfIn PDF document text
- http://unitekinfostructures.com/userfiles/file/12439887606.pdfIn PDF document text
- http://saxonrt.hu/img/userfiles/files/zeresakikerar.pdfIn PDF document text
- http://rtm-plus.com/ckfinder/userfiles/files/safigajakoliponorakamezo.pdfIn PDF document text
- http://elsped.hu/files/file/8908507908.pdfIn PDF document text
- http://rafaelstore.ru/upload/files/95128298335.pdfIn PDF document text
- http://villaturri.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613a7757dd2f3---dexolivolutu.pdfIn PDF document text
- http://biplano.eu/userfiles/files/vasobofexi.pdfIn PDF document text
- http://dolinakrzeptowa.pl/public/upload/ckfinder/userfiles/files/31793921379.pdfIn PDF document text
- http://www.lebedosapartotel.com/data/yukle/files/wikotomatovosubiruk.pdfIn PDF document text
- https://presentkompaniet.com/img/content/file/34164004680.pdfIn PDF document text
- http://www.julietlandau.com/fckeditor/userfiles/file/44168400579.pdfIn PDF document text
- https://vleek.com/uploads/files/ponumaxolawedewatez.pdfIn PDF document text
- https://massagetheory.ca/wp-content/plugins/super-forms/uploads/php/files/db1cd3f985c476d6568bd76ef063ea51/92375562509.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=best+app+to+make+ringtones+androidPDF 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_off0000ec8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC8B | 17376 bytes |
SHA-256: 03139c4fc25fb547ed0eddd5410c4688a6c5e51a5ec85dc02aa3d29e1536643a |
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font_01_sfnt_off00011946.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11946 | 10836 bytes |
SHA-256: b54c4579e6e83a011c6e576c3806b2a3d12efff4b0760eb74b474f2f1eda040e |
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font_02_sfnt_off00013219.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13219 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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