MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to disposable hosting, suggesting a link farm or phishing lure. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic specifically flags this behavior, indicating the document is designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://allytemp.ru/uplcv?utm_term=illustrated+history+of+britain+pdf PDF link annotation
- http://nenorm.com/files/files/welaneretimupulaj.pdfIn PDF document text
- http://icloudcleaners.com/uploads/account/autoresponderfiles/vexetejabawujove.pdfIn PDF document text
- http://olsztyntransportmedyczny.pl/userfiles/file/60661445648.pdfIn PDF document text
- http://efrex.cz/files/file/wifopisix.pdfIn PDF document text
- http://www.sport-konyv.hu/userfiles/file/84907374938.pdfIn PDF document text
- http://vagtteam.dk/userfiles/Files/jobukup.pdfIn PDF document text
- https://limsurempat.com/contents/files/82217395407.pdfIn PDF document text
- http://griesvoegwerken.nl/UserFiles/file/povinogugubusolixi.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138a5f3a2376---vadabizesopegezen.pdfIn PDF document text
- https://greenvalleykerala.com/ckfinder/userfiles/files/sunizojamiparifovudujef.pdfIn PDF document text
- http://romanakladatelstvi.cz/userfiles/file/39570696067.pdfIn PDF document text
- http://space-edge.com/upload/files/beborurejisani.pdfIn PDF document text
- https://verlauf-ekb.ru/admin/ckfinder/userfiles/files/wukonakop.pdfIn PDF document text
- https://hinaweb.com/upload/file/70186189388.pdfIn PDF document text
- http://flygarfield.net/userfiles/file/32543394621.pdfIn PDF document text
- https://fibra-optica.ro/ckfinder/userfiles/files/fomepegatuvezodalubugufex.pdfIn PDF document text
- http://sensi-leszno.pl/userfiles/file/gipudavojijafovomefeku.pdfIn PDF document text
- http://usmleworkout.com/files/file/4160673191.pdfIn PDF document text
- http://upservice.expert/admin/ckfinder/userfiles/files/51610111359.pdfIn PDF document text
- https://gamma-electronics-eg.com/userfiles/files/68943420418.pdfIn PDF document text
- http://louisamerino.com/userfiles/file/zuxafabaxivofazivoruduma.pdfIn PDF document text
- http://timecraftz.com/userfiles/file/88678727200.pdfIn PDF document text
- https://ventana-sur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133f9109af7f.pdfIn PDF document text
- http://doctour.hu/uploads/ckfinder/userfiles/files/66671986308.pdfIn PDF document text
- https://basundharamart.com/userfiles/file/kebanupokunexagabovimab.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_off0000dd28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD28 | 17200 bytes |
SHA-256: 92b822f8ecf470644fb95d869e7d690f6cfa101efb1bab948df8fad688d91293 |
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font_01_sfnt_off000109b3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x109B3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000121ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121CA | 10900 bytes |
SHA-256: 54c58055686cfba37fa2ea0d1f54bfac2195631f4a3fd8d0bfeb0d6d603ebd8b |
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