MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as a malicious PDF by ML classifiers and ClamAV. It contains numerous embedded URLs, many of which point to disposable domains or link farms, suggesting a phishing or redirection scheme. The heuristic PDF_SEO_DISPOSABLE_LINK_FARM indicates a deliberate attempt to create a large number of links on potentially untrusted hosting, reinforcing the malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://stw-nowogard.pl/download/file/buzefoziveva.pdf In PDF document text
- http://zabbeleecooking.com/ckfinder/userfiles/files/bujuzenobonamezu.pdfIn PDF document text
- http://phdpecs.hu/userfiles/files/xufurolevukojubilu.pdfIn PDF document text
- http://jobsandhi.com/uploaded_files/userfiles/files/xezotidoleragor.pdfIn PDF document text
- https://sodigital.it/wp-content/plugins/formcraft/file-upload/server/content/files/16134f1db28c8c---pixakuzekatupi.pdfIn PDF document text
- https://majubesar.net/contents/files/tipugituvaselejuvamu.pdfIn PDF document text
- https://fuze-pay.com/ckfinder/userfiles/files/64785488146.pdfIn PDF document text
- http://logenamerica.com/userfiles/file/54820015942.pdfIn PDF document text
- https://raovat72.vn/uploads/news_file/rebebagukegigipo.pdfIn PDF document text
- http://www.accl-calibration.com/login/ckfinder/userfiles/files/9187944571.pdfIn PDF document text
- http://petra-koparki.pl/Upload/file/72525465257.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/nukuluj.pdfIn PDF document text
- http://ilkemymm.com/image/files/16826758518.pdfIn PDF document text
- http://ahnil.com/userData/board/file/4331058861.pdfIn PDF document text
- http://nsfeed.com/_UploadFile/Images/file/neremewiviz.pdfIn PDF document text
- https://petpetmates.com/files/editor/file/50270073509.pdfIn PDF document text
- https://ontogepszerviz.hu/editor_up/64478090086.pdfIn PDF document text
- http://96rangjai.com/userfiles/file/damugixoxitusavumupumon.pdfIn PDF document text
- http://studioprogettoarchitettura.eu/userfiles/files/56199927474.pdfIn PDF document text
- https://anne-berger.de/sites/anne-berger.de/files/fkcfile/wasinigivapufina.pdfIn PDF document text
- http://savaksangida.com/resimler/files/54759668290.pdfIn PDF document text
- https://poldercuptrofee.nl/site/admin/ckfinder/userfilesfiles/temezizufojovozup.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/LPIa9PGmDLg/uplcv?utm_term=ejercicios+de+choques+elasticos+e+inelasticos+resueltos+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_off0000d548.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD548 | 20140 bytes |
SHA-256: 820fb421727798f087f39933f0aefb3094f3bdfe23e6a13861f38be2dc32bb80 |
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font_01_sfnt_off000108f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108F8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001210f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1210F | 11076 bytes |
SHA-256: 9b984e1b438db91edecd20cceb944ed1b1b3abd7a18b689fdf105c902ccc6797 |
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