MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. It contains numerous embedded URLs pointing to various PDF files hosted on different domains, suggesting a link farm or a distribution mechanism for further malicious content. The presence of PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports the link farm hypothesis.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://cribpointonline.org/cribpointonline/userimages/file/kepene.pdf In PDF document text
- http://fivelscope.net/fckimages/63051492542.pdfIn PDF document text
- http://innova-perila.ru/upload/files/69384472347.pdfIn PDF document text
- https://shevtsov-art.com/uploads/files/44405816805.pdfIn PDF document text
- http://vietsonplastic.com/uploads/userfiles/file/90095551807.pdfIn PDF document text
- http://sangsangins.com/upload/upload/file/13635015722.pdfIn PDF document text
- https://www.sesc-am.com.br/Selecao/ckfinder/files/2204403924.pdfIn PDF document text
- https://dehayemek.net/upload/ckfinder/files/vazixivivejefimafe.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/k91deb40ftfok7d182nv56i5rf/rokaxisumizezilesejipe.pdfIn PDF document text
- https://semangkamerah.com/contents/files/lisimakifopinoluwexozozo.pdfIn PDF document text
- http://ltptech.vn/uploads/userfiles/file/24416411882.pdfIn PDF document text
- http://hagelkonzept.de/userfiles/file/20465743622.pdfIn PDF document text
- http://meteoratourismactivities.com/files/files/towogud.pdfIn PDF document text
- http://cee1968.com/ckfinder/userfiles/files/59378442327.pdfIn PDF document text
- http://ksiclubcom.ksiclub.org/svnprojects/DHD/Source/images/files/76841071597.pdfIn PDF document text
- http://sushiloverca.com/uploads/files/85018708396.pdfIn PDF document text
- http://visusmarble.com/images_upload/files/71274376321.pdfIn PDF document text
- http://antonellascarpittadesigner.it/userfiles/files/jawusitivodefozarelodiz.pdfIn PDF document text
- http://indyztyle.com/ckfinder/userfiles/files/tarosatanixubolalekotog.pdfIn PDF document text
- http://bukharaalpharetta.com/sites/default/files/file/82594728694.pdfIn PDF document text
- https://doellefjelde-mussemarked.dk/images/newsmail/file/vagipotimepurofadunima.pdfIn PDF document text
- http://www.sunarozlem.com.tr/wp-content/plugins/super-forms/uploads/php/files/11d2nrb4ph1fgae6ic8loa2pr0/dijuketirorobibis.pdfIn PDF document text
- https://alcoquimicos.com/ckfinder/userfiles/files/tigaxopifaferivawagakure.pdfIn PDF document text
- http://www.julietlandau.com/fckeditor/userfiles/file/94831795162.pdfIn PDF document text
- https://parisnordmedical.fr/docs/file/2905513106.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=insulting+words+beginning+with+pPDF 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_off0000de69.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE69 | 17860 bytes |
SHA-256: 5eacc85aefd10498ddbb3acbf592e6fb3b1ea6b630db2756d33bd6fa6fe1f790 |
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font_01_sfnt_off00010c2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C2C | 10788 bytes |
SHA-256: 04190a8716f6c36fe08e26ec059efb053c8a9b7ecab42c3f1f6237e23fe3ba60 |
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font_02_sfnt_off0001248d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1248D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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