MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ML classifiers and ClamAV as malicious. It contains numerous embedded URLs pointing to a link farm, suggesting a phishing or SEO poisoning attack. The document body is heavily obfuscated and appears to be generated content rather than user-readable text, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://taichielite.com/louis/taichi/ckfinder/userfiles/files/pusuw.pdf In PDF document text
- http://danchrisjewelry.com/userfiles/file/88408046502.pdfIn PDF document text
- http://zatoodesign.com/userfiles/files/furilowevupepizifadaguzej.pdfIn PDF document text
- https://www.luthier-auxerre.fr/ckfinder/userfiles/files/82450777593.pdfIn PDF document text
- https://norservis.info/files/files/fibavutiw.pdfIn PDF document text
- https://spazmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613d96a953855---68526899399.pdfIn PDF document text
- https://harshahometutors.com/uniformkontakt/userfiles/image/files/bekuf.pdfIn PDF document text
- http://e-menu.hu/editor_up/zesasivitutijojuxo.pdfIn PDF document text
- http://kbidc.kr/upload/editor/file/1631179580.pdfIn PDF document text
- http://bsinteriordesigner.com/userfiles/files/71341281738.pdfIn PDF document text
- https://trade.inter-ural.ru/ckfinder/userfiles/files/57581893189.pdfIn PDF document text
- https://www.tvmreza.tv/ckfinder/userfiles/files/98846018265.pdfIn PDF document text
- http://protok.pro/upload/files/tagijigexitegujisivet.pdfIn PDF document text
- http://thaymanhinhlaptop.com/userfiles/file/kazegutuvuzerojotimibis.pdfIn PDF document text
- http://www.mediacomriccione.it/wp-content/plugins/formcraft/file-upload/server/content/files/1614356b8e9a80---valifivotibefosumidevuw.pdfIn PDF document text
- https://ilexgold.com/app/webroot/files/userfiles/files/3594681597.pdfIn PDF document text
- http://sztarmedia.hu/_user/file/64478096309.pdfIn PDF document text
- https://sadhankendra.org/erc/media/56902447624.pdfIn PDF document text
- http://diagnosticaedilizia.com/userfiles/files/ravabotaxugerovideti.pdfIn PDF document text
- https://cepatdaftargroup2.com/contents/files/penalabivujobefim.pdfIn PDF document text
- http://geoass.eu/userfiles/files/nibafoxagumo.pdfIn PDF document text
- http://videotour24.com/data/fckupload/file/zinexemupu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=bricks+breaker+glow+balls+mod+apk+unlimited+moneyPDF 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_off0000d1ba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD1BA | 18588 bytes |
SHA-256: 4c9b807712500dbcbcec7e2b5cf438f348656bea0f1e8ec4902bd09e2fb8bc80 |
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font_01_sfnt_off000102cb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102CB | 11444 bytes |
SHA-256: 64a5fbff3fb26670b9b909aec4186820644047994e43a339d3a77a9a6d2aab6d |
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font_02_sfnt_off00011d8b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D8B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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