MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to external websites, many of which are hosted on disposable domains and appear to be part of a link farm. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The presence of embedded URLs and the PDF_RANDOM_URL_LINK heuristic further support this, suggesting the document is designed to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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://synerhu.ru/uplcv?utm_term=naruto+boruto+ninja+voltage+download PDF link annotation
- http://perchegouet.com/ckfinder/userfiles/files/guvuvunuponugakaf.pdfIn PDF document text
- http://sun-green.eu/ckfinder/userfiles/files/19382539879.pdfIn PDF document text
- https://lombardpruszkow.pl/local/userfiles/file/joxigiwefudus.pdfIn PDF document text
- http://peterpan1996.it/userfiles/files/60860666545.pdfIn PDF document text
- http://jj-metals.com/userfiles/file/2021091901540773499.pdfIn PDF document text
- http://asupuro.com/user_data/image/file/54044196333.pdfIn PDF document text
- http://hsound.ro/images/custom/file/23878472802.pdfIn PDF document text
- http://tokyo-sanritsu.com/userfiles/file/93880580094.pdfIn PDF document text
- http://prabashproperties.com/ckfinder/userfiles/files/gifomofefoporexafofok.pdfIn PDF document text
- http://xn--42-6kcdlkbomh7beggito5p.xn--p1ai/userfiles/file/15253143083.pdfIn PDF document text
- http://nato-denkmal.de/uploads/file/bobubaz.pdfIn PDF document text
- http://veterinarioassociatopacinidallatorre.eu/userfiles/files/3879169319.pdfIn PDF document text
- https://gtnet-engine.com/ckfinder/userfiles/files/67497695050.pdfIn PDF document text
- https://protraderin.com/userfiles/file/16906217828.pdfIn PDF document text
- https://indiansabroad.uk/userfiles/file/98856311803.pdfIn PDF document text
- https://siriusdynamics.com/assets/uploads/files/xukotepefowikilopezi.pdfIn PDF document text
- http://aburobocon2019.mnb.mn/uploads/files/68724293596.pdfIn PDF document text
- https://livres-arts.com/ckfinder/userfiles/files/pitewugupakivawan.pdfIn PDF document text
- https://emons-verlag.com/testarea/cwsCMSlight/media/files/11250791743.pdfIn PDF document text
- https://royal-art.pl/uploads/userfiles/files/35024373064.pdfIn PDF document text
- http://phantasos.org/userfiles/file/lisorolederidelimexemuduk.pdfIn PDF document text
- http://zhihepvb.com/upload/ckimg/files/202109191556368531.pdfIn PDF document text
- https://ngoctraithaibinhduong.com/uploads/news_file/76982183222.pdfIn PDF document text
- https://koratspring.com/upload/file/97881168936.pdfIn PDF document text
- https://mchs.kz/userfiles/File/maxiketijemiz.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_off0000d6df.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6DF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000eef6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEF6 | 10756 bytes |
SHA-256: b67a15f6a25f25c8365d83fe7ed46b9e3fede517ecbc343957937547673864d6 |
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font_02_sfnt_off00010799.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10799 | 19852 bytes |
SHA-256: fa5b2324123e0069d251fc95b7b794eb690a93d02249bb1ed0eb1ea052790c39 |
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