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 high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm hosted on disposable domains, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the nature of the heuristics point towards an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9840
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://smidgel.ru/uplcv?utm_term=city+racing+3d+unlock+all+cars PDF link annotation
- http://staropolski.net/Upload/file/78035075128.pdfIn PDF document text
- http://sushibelovo.ru/files/sotopurusuvunif.pdfIn PDF document text
- https://transdeliveris.lt/userfiles/file/vifurifopisufi.pdfIn PDF document text
- http://asiancfea.org/userfiles/file/7226198447.pdfIn PDF document text
- http://zpkprzemysl.pl/ckfinder/userfiles/files/mijipazu.pdfIn PDF document text
- https://galedo.cz/www/data/cms_files/files/robogewuloxuroges.pdfIn PDF document text
- https://joebalogh.ro/imagini_ws/36240205332.pdfIn PDF document text
- http://sbnjl.com/userfiles/files/84301921428.pdfIn PDF document text
- http://nurugelexport.com/ckfinder/userfiles/files/1459013891.pdfIn PDF document text
- http://the100voicesofgospel.de/fichiers/newsletter/file/segoputevijom.pdfIn PDF document text
- http://associatedreclaimed.com/userfiles/files/gixona.pdfIn PDF document text
- http://xn--j1aai7d.xn--p1ai/userfiles/file/bokagipiwemaputerapo.pdfIn PDF document text
- http://virtualcharityevents.com/vce_cake/files/files/58003386974.pdfIn PDF document text
- http://area100impianti.it/userfiles/files/38321766585.pdfIn PDF document text
- http://filipdegreef.be/uploads/files/sugelomewurudawezogek.pdfIn PDF document text
- http://sunil.kr/uploadfile/fckeditor/file/fijokokazedanajefuv.pdfIn PDF document text
- https://emailchopper.rockeit.com/userfiles/file/siduregokavojemibabap.pdfIn PDF document text
- http://michaelwilliamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/14161499573.pdfIn PDF document text
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/pgc25dtvucm4ea4qr5c1sonrkk/xofomosoxezatiwizuba.pdfIn PDF document text
- http://michaelwilliamslaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vabuxinom.pdfIn PDF document text
- http://apicn.net/upload/files/geropenuwexajenor.pdfIn PDF document text
- http://gsoam.ge/wp-content/plugins/formcraft/file-upload/server/content/files/16144a1cd3c39b---64332651695.pdfIn PDF document text
- https://www.nissan-utilitaires-melun.fr/ckfinder/userfiles/files/nunimarikimogiluvire.pdfIn PDF document text
- http://2446665a.ru/ckfinder/userfiles/files/rufudewolofuzuwun.pdfIn PDF document text
- https://ikomsolutions.com/admin/userfiles/file/69976607280.pdfIn PDF document text
- http://dxline.eu/userfiles/file/jiledoromami.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_off0000b526.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB526 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD38 | 15540 bytes |
SHA-256: 6aa0ed697778ddb5ecd87b897fe93e0e720125a7fbaffa2504f42bb64bd2edf9 |
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font_02_sfnt_off0000f4e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4E1 | 10924 bytes |
SHA-256: c40a765e6e19a9adf8540cf1b112a8ce70fe3474a5293871985939ecfd1709c9 |
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