MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF contains numerous embedded URLs, many of which point to disposable domains and are structured as link farms, suggesting a phishing or redirection scheme. While no scripts were explicitly extracted, the PDF structure and URL patterns are consistent with malware distribution or phishing campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://jfe.hk/userfiles/5537484812.pdf In PDF document text
- http://sinhorelli.com/userfiles/file/xadajoxomoledutitujokaga.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/r4g9d48sqvc3km9rt3omddfaec/jugunejamekigagareki.pdfIn PDF document text
- https://classoft.ro/userfiles/file/wawizutegates.pdfIn PDF document text
- http://www.moyekolodin.com/files/kolukalewegabujemus.pdfIn PDF document text
- http://locke-3c.tw/uploads/files/202109262034401705.pdfIn PDF document text
- https://beamstraffic.com/amb/userfiles/file/80424338177.pdfIn PDF document text
- https://moscreen.in/cmsfiles/file/92508256391.pdfIn PDF document text
- https://mudrun.com/home/mud/public_html/ckfinder/userfiles/files/vopijevekiwewa.pdfIn PDF document text
- https://kitapkapla.com/upload/ckfinder/files/94613998732.pdfIn PDF document text
- https://vinaarc.com/app/webroot/files/ckfinder/userfiles/files/famogabag.pdfIn PDF document text
- http://huabulaw.com/uploadpic/2021-9/file/2021091609140973499.pdfIn PDF document text
- http://stringladies.cz/userfiles/39868237686.pdfIn PDF document text
- http://seoulmenu.com/uploads/files/zekudun.pdfIn PDF document text
- http://solyaris.pro/admin/ckfinder/userfiles/files/kamubitorobabukiji.pdfIn PDF document text
- http://papaicountrylodge-longstay.com/user_img/files/pirexilotokakit.pdfIn PDF document text
- http://synfarm.com/upload/files/ximajegetufanupumuromese.pdfIn PDF document text
- http://parbatsamajjapan.com/img/files/files/molawikojatudifaxipib.pdfIn PDF document text
- http://balony.dmuchance.eu/userfiles/file/xifepubolojun.pdfIn PDF document text
- http://leap-egypt.com/wp-content/plugins/formcraft/file-upload/server/content/files/16150bd4ee9243---gakowomosaperuwijuwol.pdfIn PDF document text
- https://neksav.com/upload/ckfinder/files/30547730879.pdfIn PDF document text
- http://hk-sai.com/ckfinder/userfiles/files/5640869895.pdfIn PDF document text
- http://ct-tci.com/cttax/userfiles/files/13157369610.pdfIn PDF document text
- http://tranhdaquydep.vn/upload/files/gifawunopalakimanomoziv.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=calisthenics+workout+plan+advanced+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_off0000b045.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB045 | 16340 bytes |
SHA-256: b83daf2b5b40eaf49a2132bb9278852ebe578f485e50836a3bf4da4480ebaa9e |
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font_01_sfnt_off0000d918.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD918 | 11092 bytes |
SHA-256: b7705653d4d5f3e2f35a7b1fc1771c772273a81e0b3143dc164b3d4d797085d7 |
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font_02_sfnt_off0000f302.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF302 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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