MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to disposable hosting or link farms, suggesting a phishing or malware distribution scheme. The presence of external URI heuristics further supports the attack pattern of redirecting users to potentially harmful websites.
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://inwebjor.ru/uplcv?utm_term=minna+no+nihongo+pdf+english PDF link annotation
- http://solis.altrodesign.eu/ckfinder/userfiles/files/16899232864.pdfIn PDF document text
- http://aibasylhet.edu.bd/app/webroot/ckfinder/userfiles/files/nuwikoselu.pdfIn PDF document text
- https://lwim-ouargla.dz/ar/files/805969649.pdfIn PDF document text
- https://npkfertilizerproduction.com/d/files/69277789827.pdfIn PDF document text
- http://extrastyle.ee/ckfinder/userfiles/files/nawegi.pdfIn PDF document text
- https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/6cef8c982610f6eb3184c04904e1352a/56686185005.pdfIn PDF document text
- https://jagamimpi.org/contents/files/12994399369.pdfIn PDF document text
- http://chinatriage.com/ckfinder/userfiles/files/86996466428.pdfIn PDF document text
- http://hengtaixin.com/HangShun/ckfinder/userfiles/files/sogekevatufodenafod.pdfIn PDF document text
- https://livewireeventz.com/userfiles/file/80690574796.pdfIn PDF document text
- http://expnavi.com/sites/all/sites/default/files/file/32906356554.pdfIn PDF document text
- http://maristaslardero.es/userfiles/file/92702407146.pdfIn PDF document text
- http://sweet-sugar.de/images/uploadedimages/file/29875847277.pdfIn PDF document text
- http://proclima-membranes.ru/userfiles/file/39684384148.pdfIn PDF document text
- http://pilanatofishing.com/home/sandbox/domains/shelter.sandbox.tritek.hk/public_html/ckfinder/userfiles/files/lamaxojuzofisoxeb.pdfIn PDF document text
- https://grandhotelushba.com/userfiles/file/jonepumujule.pdfIn PDF document text
- https://warungmimpishio2.com/contents/files/womenini.pdfIn PDF document text
- https://www.xcelsus.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613e350eeb47a---43456530406.pdfIn PDF document text
- http://videocycling.info/files/file/33632616605.pdfIn PDF document text
- http://kesherisrael.com/uploadEditor/files/22705355211.pdfIn PDF document text
- https://degardo.hollandpazsit.hu/ckfinder/userfiles/files/39192866443.pdfIn PDF document text
- https://sua.vn/uploads/userfiles/file/givogaxuwiwaxixes.pdfIn PDF document text
- http://koreaticketland.com/userfile/file/47992944152.pdfIn PDF document text
- 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_off0000bc22.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC22 | 19164 bytes |
SHA-256: 4c03d579bb779fc1ff68dd24381b2a8fde043cab2aaf2b233b068793959a8dc0 |
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font_01_sfnt_off0000edaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDAA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000105c1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105C1 | 10572 bytes |
SHA-256: bb9e1aece50a8f032a0850bcc03e9be57f11cbd7e46f4ecbac28e37fbc4ed44f |
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