MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to a link farm, as indicated by the 'PDF_SEO_DISPOSABLE_LINK_FARM' heuristic. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution. Although no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with a malicious document designed to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://aksusu.com/upload/files/74207068367.pdf In PDF document text
- http://nanouklid.cz/upload/file/kozudubazulovujos.pdfIn PDF document text
- http://umhouses.com/uploads/files/lupadi.pdfIn PDF document text
- https://olterus.info/contents/files/49022159726.pdfIn PDF document text
- https://egyediajandekotletek.hu/mvc/userfiles/file/sedaredagip.pdfIn PDF document text
- http://copy2d.com/ftp/image/file/43874894674.pdfIn PDF document text
- http://gemmacapitalgroup.com/foto/file/ruweju.pdfIn PDF document text
- https://artistprasanna.com/userfiles/file/45943696705.pdfIn PDF document text
- https://lyubomiradineva.com/files/file/83134975887.pdfIn PDF document text
- http://ranch.pl/files/file/5294332117.pdfIn PDF document text
- http://fabiocaronearchitetto.com/userfiles/files/75455915794.pdfIn PDF document text
- http://yigang-lin.com/uploads/files/202109091525301299.pdfIn PDF document text
- http://www.allatpatikapecs.hu/images/file/futipipelibube.pdfIn PDF document text
- http://remproekt-m.ru/admin/ckfinder/userfiles/files/karaluramafutebejinot.pdfIn PDF document text
- http://www.heksan.com.pl/file/6924427642.pdfIn PDF document text
- https://marikakozmetika.hu/editor_up/57190187301.pdfIn PDF document text
- https://savitravel.ro/ckfinder/userfiles/files/lalur.pdfIn PDF document text
- http://dae-young.kr/upload/fckeditor/file/zedetevimi.pdfIn PDF document text
- http://manenshop.com/upload/files/84656242686.pdfIn PDF document text
- http://chandigarhdatarecovery.com/files/file/jegaxebevowovewazanis.pdfIn PDF document text
- http://foto-klub.dk/userfiles/file/21059328631.pdfIn PDF document text
- http://retroldn.com/userfiles/file/zezupo.pdfIn PDF document text
- http://www.darvidproperty.com/news/file/wakaper.pdfIn PDF document text
- https://www.histoiresdegroupes.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614460b1a8fa5---jajipunupojolek.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=android+tv+x86+piePDF 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_off0000cefa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEFA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e711.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE711 | 10532 bytes |
SHA-256: 19bf75052cfaa923d51a2271a92ca136d1ce676525892ac42056716171ad5580 |
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font_02_sfnt_off0000ff34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFF34 | 18976 bytes |
SHA-256: 20352758c2fa8be265a06c3df4d8885ac340725dc814a4d1ee570aa7680b1e16 |
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