MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier indicating maliciousness. The presence of numerous external URIs and a PDF_SEO_DISPOSABLE_LINK_FARM heuristic suggests the document is part of a link farm designed to manipulate search engine results or distribute malicious content. The document body was unreadable, but the heuristics strongly indicate a phishing or malicious content distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9958
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://giant-nano.com/app/webroot/userfiles/files/91530062206.pdf In PDF document text
- http://northmarking.com/userfiles/files/97118998594.pdfIn PDF document text
- http://poetische-malerei.de/web/editor/files/13917202143.pdfIn PDF document text
- https://testpensija.bankai.lv/ckfinder/userfiles/files/45169626570.pdfIn PDF document text
- http://almawred-sy.com/files/adminfiles/files/71123919690.pdfIn PDF document text
- https://tonere.shop/app/webroot/files/userfiles/files/nabezisiwogadu.pdfIn PDF document text
- http://www.hangmandigital.com/files/file/rarupo.pdfIn PDF document text
- https://relleno-acidohialuronico.com/wp-content/plugins/super-forms/uploads/php/files/f40451412ac1e5c2cc93bbaa7d36f97b/mipowafixesofaji.pdfIn PDF document text
- https://uslugiinzynierskie.eu/eurostyl/photos/file/dujokiremiguzizumofufeji.pdfIn PDF document text
- http://cjmfgx.morefriendship.com/upload/files/suneg.pdfIn PDF document text
- https://fceresources.com/ckfinder/userfiles/files/8894941343.pdfIn PDF document text
- https://seltec.io/images/uploads/files/21652842748.pdfIn PDF document text
- https://petandpuppies.com/userfiles/file/dozajosa.pdfIn PDF document text
- http://gzky.cn/dubeite/ckfinder/userfiles/files/20210905_092531.pdfIn PDF document text
- http://termocity.by/pics/files/mugik.pdfIn PDF document text
- https://klubkanine.com/home/klub/public_html/ckfinder/userfiles/files/77615283402.pdfIn PDF document text
- http://jeanchapleau.com/userfiles/file/53929379687.pdfIn PDF document text
- http://romovi.net/sgi_userfiles/userfiles/files/85091896154.pdfIn PDF document text
- https://www.weldcor.ca/public/ckfinder/userfiles/files/jobedikunokumek.pdfIn PDF document text
- http://helloslow.com/data/userfiles/files/xofuxokumajagegokuxexu.pdfIn PDF document text
- http://vetsnab32.ru/userfiles/file/muvewusilewigipaworo.pdfIn PDF document text
- http://cartonwrappingmachine.com/userfiles/file/vinodemotubukipakekotafad.pdfIn PDF document text
- http://cgt-fo-csc.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16131a5a6dc891---49117669285.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=psychomotor+domain+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_off0000cef5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEF5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e70c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE70C | 10820 bytes |
SHA-256: 9d92bd58e614ffb26a5a7124a96c500d29fd71c2f9dfb4fdf86b9b81f895bddd |
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font_02_sfnt_off0000ffd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFD5 | 18012 bytes |
SHA-256: 81a9610bdb4aad7b94ec823f0c4c8a0249aecdc6a3329dca8dd72e2e734a7ef7 |
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