MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external PDF files, suggesting it acts as a lure or redirector. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' further supports this, indicating a link farm on disposable hosting, a common tactic for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://fini.hu/userfiles/file/luremekoxubenuwigone.pdf In PDF document text
- http://korea-seals.com/ckfinder/userfiles/files/jerapazeroreromotadufuvu.pdfIn PDF document text
- https://demideopool.ro/ckfinder/userfiles/files/43192896362.pdfIn PDF document text
- http://www.ctnphrae.com/ckfinder/userfiles/files/26212260749.pdfIn PDF document text
- http://dubilex.com/userfiles/files/23897139126.pdfIn PDF document text
- http://nexxosrealty.com/userfiles/files/97781422003.pdfIn PDF document text
- https://incoyun.com/calisma2/files/uploads/34227091155.pdfIn PDF document text
- http://pegasomeeting.medcoast.net/ckfinder/userfiles/files/lajoliripibamewexur.pdfIn PDF document text
- https://osakaav.com/userfiles/files/20875550660.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/ed0b500c302c5922ae9f19cca509cb69/dulikemawi.pdfIn PDF document text
- http://radissonhoteltraining.com/userfiles/file/rinelelijenuw.pdfIn PDF document text
- http://nhagiatxanh.com/public/default/ckeditor/files/43564884577.pdfIn PDF document text
- http://autosklo.sk/pictures/file/39605291607.pdfIn PDF document text
- https://alansglobalservices.com/ckfinder/userfiles/files/rujojevesizivadaju.pdfIn PDF document text
- http://peggylittlelawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/17472910729.pdfIn PDF document text
- http://lctrading-gmbh.com/ckfinder/userfiles/files/77233142932.pdfIn PDF document text
- http://xn--9i1b14lzokxjcrti5um.com/upload/fckeditor/file/57748817773.pdfIn PDF document text
- http://www.euro-fly.eu/userfiles/files/95825592815.pdfIn PDF document text
- http://bestbuyfromindia.com/userfiles/file/80654825487.pdfIn PDF document text
- http://dxqzx.com/ckfinder/userfiles/files/20210924_203552.pdfIn PDF document text
- http://kooijobs.in/ckfinder/userfiles/files/99319133084.pdfIn PDF document text
- https://getadoc.in/ckfinder/userfiles/files/vizifuxevozafuv.pdfIn PDF document text
- http://toitureetfacade.fr/data/Files/9063114828.pdfIn PDF document text
- https://nenmongdangquang.com/upload/files/tetux.pdfIn PDF document text
- http://feedproxy.google.com/~r/Xvkpad/~3/oscUj7J0Gjw/uplcv?utm_term=pan+fried+green+tomatoesPDF link annotation
- https://b2cdemo.tickets.com/content/files/tijuvikiditoposi.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://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_off0000bd83.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD83 | 10652 bytes |
SHA-256: b95e159bb164c955f93fbbd7fca5c161227291268714bb20f98a9224d2977814 |
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font_01_sfnt_off0000d5a6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5A6 | 18400 bytes |
SHA-256: b98ffeb8dd66815884502c869ed9f5fc2e1d568e69c28648c6bb37032eaf1211 |
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font_02_sfnt_off0001049c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1049C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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