MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URLs, many of which are hosted on disposable domains and appear to be part of a link farm, suggesting a phishing or redirection scheme. The PDF structure and embedded URLs point towards a spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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=solve+the+problems+you+formulated+accurately+using+a+variety+of+strategies+show+complete+solution PDF link annotation
- https://giaphutelecom.com/tctt/sites/aaa/file/wirazamemajomejaserelujed.pdfIn PDF document text
- https://velvetskin.pl/wp-content/plugins/super-forms/uploads/php/files/529a7583b3cf3f0a3fc2d0063ee67ff5/gekixowaregetenevinukoju.pdfIn PDF document text
- http://mt-filtration.com/uploaded/file/139863437361359d5af3dfa.pdfIn PDF document text
- http://thueotodn.com/uploads/image/files/4910162940.pdfIn PDF document text
- http://innova-perila.ru/upload/files/dexavabub.pdfIn PDF document text
- http://koreaseowon.com/ckupload/files/91992217575.pdfIn PDF document text
- http://goodlife88.com/uploads/files/rajuzegoruzep.pdfIn PDF document text
- http://tecksco.com/upload/files/29086573924.pdfIn PDF document text
- http://studiotecnicopetrillo.eu/userfiles/files/23288753467.pdfIn PDF document text
- https://miet.hu/kepek/26229554293.pdfIn PDF document text
- http://100gastro.cz/soubory/files/diginageladuxoleninaderu.pdfIn PDF document text
- http://mid-europe-ex.com/images/blog/file/pipasopegowubawegagix.pdfIn PDF document text
- http://www.louisianarebarcontractor.com/editorimg/file/8812352829.pdfIn PDF document text
- http://www.leesii.com/wp-content/plugins/formcraft/file-upload/server/content/files/16160133b94910---fogesa.pdfIn PDF document text
- http://www.globalnautique.nl/upload/files/rumugosozoxilitid.pdfIn PDF document text
- http://ski-experience-japan.com/images/blog/file/jumijetaranodajakofexu.pdfIn PDF document text
- https://irastuff.com/admin/ckfinder/uploads/files/nomur.pdfIn PDF document text
- http://inimtrento.it/userfiles/files/xepekojodajorimemelub.pdfIn PDF document text
- https://rubenoferro.com/userfiles/file/jabizevasaf.pdfIn PDF document text
- http://solarwindependence.com/ckfinder/userfiles/files/97722077623.pdfIn PDF document text
- http://tecresconsolidamentorestauro.it/fck_data/file/12963901407.pdfIn PDF document text
- https://cs-nippon-cp.com/mailmagazine/upload/files/64075120468.pdfIn PDF document text
- https://proxkimya.com/resimler/files/bititetavopul.pdfIn PDF document text
- https://liguecasa.mmsfoot.com/stock/file/43305503506.pdfIn PDF document text
- http://adance0112.com/upfile/editor/file/16591620891.pdfIn PDF document text
- http://brickform.cz/obrazky/files/gududititazefoliluse.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_off0000df2b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF2B | 11648 bytes |
SHA-256: 68e4c980cfc3f1ecdd074125c915c9aca9a87b8c4d4ab32f2d2f1be5e6833e08 |
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font_01_sfnt_off0000fa57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA57 | 17148 bytes |
SHA-256: b604c72336ca52f748661bcfc149925b8e4b60d086bb06cc834cef28473a7478 |
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font_02_sfnt_off00012605.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12605 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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