MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier, indicating malicious intent. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic and the numerous extracted URLs suggest the document functions as a link farm, likely directing users to phishing sites or malware. No scripts were extracted from this sample, but the overall structure and heuristic firings strongly point to a malicious document designed for user redirection.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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 http://www.jindatunnel.com/up_files/file/zulam.pdf In PDF document text
- http://saothienemb.com/uploads/images/files/feruruzugidilibuxoxejapaw.pdfIn PDF document text
- http://dsacare.com/admin/uploads/file/64121531597.pdfIn PDF document text
- https://muacash.com/webroot/img/files/xagugatulixizigagumanek.pdfIn PDF document text
- https://zaindu.drogomedia.com/files/galeria/files/50820262242.pdfIn PDF document text
- http://meuble-tunisie.com/userfiles/file/72279076648.pdfIn PDF document text
- https://clickbox.ro/images/file/merula.pdfIn PDF document text
- https://sevenhillsgroup.net/ckfinder/userfiles/files/15866045954.pdfIn PDF document text
- http://asremajazi.com/uploads/files/wofiwigatoduxuwituseluj.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/e1bs2ek6ol7b9g73ieb1vh6d7g/4324496519.pdfIn PDF document text
- http://speckrepeg.by/UserFiles/files/zegigibedewobazorijeto.pdfIn PDF document text
- http://studioferrato.it/userfiles/files/66033569929.pdfIn PDF document text
- https://superpart.com/files/viboma.pdfIn PDF document text
- http://ueros.fr/admin/ckfinder/userfiles/files/12883259813.pdfIn PDF document text
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/161413a5a87048---zesusizuvovoli.pdfIn PDF document text
- https://granitabrasive.ro/editor_up/18026921272.pdfIn PDF document text
- https://xnkvinatimex.com/uploads/files/23874542626.pdfIn PDF document text
- https://lufty.cz/UserFiles/files/vusoruzoxupafo.pdfIn PDF document text
- http://mintaialuminum.com/d/files/78892071387.pdfIn PDF document text
- http://www.sloepverhuur-debiesbosch.nl/upload/files/18547054025.pdfIn PDF document text
- http://jmvlpslimited.com/ci/userfiles/files/72147608917.pdfIn PDF document text
- https://ipic.vn/userfiles/file/pekuxozevoda.pdfIn PDF document text
- https://bibliotheque-des-arts.com/ckfinder/userfiles/files/daralo.pdfIn PDF document text
- https://foursservices.com/nbloom/fckuploads/file/13327006429.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=watch+lucifer+season+5+part+2+onlinePDF 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_off0000c1d8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC1D8 | 10924 bytes |
SHA-256: f26b5938c7f2c187191dc7a0c52353538eba04e1d0627c8815c619e1d2154c81 |
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font_01_sfnt_off0000db3d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB3D | 17568 bytes |
SHA-256: 97599032c26d1c062ce3dc5e42d60ed77abee9bbcf5fc84c5614f756390e8c52 |
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font_02_sfnt_off000108b6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x108B6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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