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 malware distribution intent. It contains numerous embedded URLs, many pointing to PDF files, suggesting it functions as a link farm to redirect users to potentially malicious sites. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a strategy to obscure the ultimate destination.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://sesconbs.org.br/ckfinder/userfiles/files/lomibubiravida.pdf In PDF document text
- http://kdekdyjak.cz/data/84070929059.pdfIn PDF document text
- https://intrigantka.ru/images/userfiles/file/96643994890.pdfIn PDF document text
- https://hnhaa.com/userfiles/tnejp/files/90369751469.pdfIn PDF document text
- https://thuaphatlaihoanghuy.com/uploads/files/wifinilufazomanab.pdfIn PDF document text
- https://rowanmkt.com/Uploads/ckfinder/userfiles/files/kuxolulajijobelof.pdfIn PDF document text
- http://fohow77.ru/upload/file/81501789249.pdfIn PDF document text
- https://novahealthclinic.ca/userfiles/file/liragawotebi.pdfIn PDF document text
- http://elosc.com/upFile/file///ITX202109161917598969.pdfIn PDF document text
- http://cicm2015.mist.ac.bd/app/webroot/ckfinder/userfiles/files/wujezawukosaveka.pdfIn PDF document text
- http://maimungkorn.com/UserFiles/file/89472625880.pdfIn PDF document text
- http://thetsaban3watnuea.com/UserFiles/file/95223221959.pdfIn PDF document text
- https://bnbtravels.com/ckfinder/userfiles/files/wikenotaxalosasiwodu.pdfIn PDF document text
- http://librojuridico.com/aym_images/files/wolazarepunotafoponi.pdfIn PDF document text
- http://joy05.com/_UploadFile/Images/file/43893524072.pdfIn PDF document text
- https://forumhotel.by/wp-content/plugins/super-forms/uploads/php/files/ut7o70fe8ccokgkgvc70fm3ri0/84343045329.pdfIn PDF document text
- http://radyoislam.com/resimler/files/39548243924.pdfIn PDF document text
- http://hitecds.com/userfiles/file/mibamadu.pdfIn PDF document text
- http://idcla.net/upload/files/sunimizatimuzubozewu.pdfIn PDF document text
- https://fong-cai.com/upload/files/15413002596.pdfIn PDF document text
- http://clinicaveterinariabilancino.it/userfiles/files/pevawoxaberow.pdfIn PDF document text
- http://chaputlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/desolekarexiwof.pdfIn PDF document text
- http://open.ua/uploads/ckeditor/files/risani.pdfIn PDF document text
- http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613f4b4ce5f86---75020299741.pdfIn PDF document text
- https://m-astar.com/UserFiles/files/53549595969.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=australian+online+casino+no+deposit+bonus+codesPDF 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_off0000ce1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE1C | 10728 bytes |
SHA-256: 825eae4168ad4be1bb59ce20da874adea00607887c46ec67e37c154fd0e92bd4 |
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font_01_sfnt_off0000e6a3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6A3 | 17288 bytes |
SHA-256: 549cf04b5fef85967632ff229e00d803c6a81151f37bfcc29b5e4478cd6fe6f7 |
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font_02_sfnt_off00011336.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11336 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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