MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, many of which point to potentially malicious or disposable domains, suggesting a link farm or phishing lure. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating the document is designed to redirect users to external sites. No scripts were extracted, but the overall structure and heuristics point to a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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://www.hkrns.org.hk/ckfinder/userfiles/files/59137318178.pdf In PDF document text
- http://jerseybankruptcylaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zinukerilibofu.pdfIn PDF document text
- http://www.petersonassoc.com/emailimages/file/tivixavegi.pdfIn PDF document text
- https://juhaszautovill.hu/userfiles/file/27290983252.pdfIn PDF document text
- http://pappteam.hu/userfiles/file/papegigefivigifatesigafu.pdfIn PDF document text
- https://betenrealestate.com/sites/default/files/file/60263135500.pdfIn PDF document text
- http://studiodabo.eu/userfiles/files/18221610398.pdfIn PDF document text
- http://gardatrans.com/content/Files/tasokonizuwikixokep.pdfIn PDF document text
- http://www.sudeshnamaulik.com/fckimages/file/futalezi.pdfIn PDF document text
- http://chuanghuilaw.com/filespath/files/20210906131119.pdfIn PDF document text
- https://metrosecuritynepal.com/assets/userfiles/files/83390190859.pdfIn PDF document text
- https://koltoztetes-szallitas-lomtalanitas.excore.hu/ckfinder/userfiles/files/vomexawekegutamafujodavag.pdfIn PDF document text
- https://trade.inter-ural.ru/ckfinder/userfiles/files/11770410388.pdfIn PDF document text
- http://bigcool.net/webroot/img/files/regalevutaz.pdfIn PDF document text
- https://zohopinler.com/calisma2/files/uploads/jibisowonipapamezikan.pdfIn PDF document text
- https://milorem-service.ru/userfiles/file/9642627046.pdfIn PDF document text
- https://vegastel.eu/components/com_mijoshop/opencart/image/data/files/61513388213.pdfIn PDF document text
- https://learnrkb.jugalbandiresearch.com/ckfinder/userfiles/files/96498370852.pdfIn PDF document text
- http://tcsklife.com/filespath/files/20210909114456.pdfIn PDF document text
- http://musicandyouapp.com/webupload/editorimg/files/78365210935.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133eaec7993a---86690850460.pdfIn PDF document text
- http://jikaramen.com/uploads/files/datujosutelexuzodefufewo.pdfIn PDF document text
- http://affordableadobe.com/ckfinder/userfiles/files/tuluzenarizitaro.pdfIn PDF document text
- https://elegune.net/files/galeria/files/71214283043.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=rooter+galaxy+tab+3PDF 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_off0000ce6e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE6E | 10492 bytes |
SHA-256: 599d194fe4b155c5cff864e47495945d7626761bda5c54e337e2bbcdc0cc2725 |
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font_01_sfnt_off0000e684.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE684 | 21472 bytes |
SHA-256: 20ebfcf02bee8a8089bb7c717bbefee1bddd78fc7e479cbbca30b102443f0317 |
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font_02_sfnt_off00011e67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E67 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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