MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as a phishing trojan and ML classifier indicated high maliciousness. It contains numerous embedded URLs, many pointing to disposable domains, suggesting a link farm designed to redirect users to malicious sites. While no scripts were explicitly extracted, the PDF structure and heuristic firings indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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://firmabudowlanawalczak.pl/web/uploads/files/gijarekagevibesufupe.pdf In PDF document text
- https://socardan.com/userfiles/files/menizim.pdfIn PDF document text
- http://www.cottagegrad.ru/files/file/xopoxepufovorubixorarid.pdfIn PDF document text
- https://dom4m.de/userfiles/files/tofexevi.pdfIn PDF document text
- http://le-bouquet.be/userfiles/files/16655191320.pdfIn PDF document text
- http://vector-mebel.ru/uploads/files/5758553106.pdfIn PDF document text
- http://imhkayseri.com/resimler/files/3428373937.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/e18954c834adc6f2f8fc400180ccef0e/tomepivumogoj.pdfIn PDF document text
- http://musicandyouapp.com/webupload/editorimg/files/6199551007.pdfIn PDF document text
- https://trompis-tondschungel.de/userfiles/file/46210000975.pdfIn PDF document text
- http://cokhivietuc.webthoidai.com/img-vietuc/files/rubalodewugotokelepipoz.pdfIn PDF document text
- http://jongauger.com/userfiles/file/89376545501.pdfIn PDF document text
- https://barcelonacentromedico.es/files/galeria/files/91934567602.pdfIn PDF document text
- http://taxicityplus.ru/userfiles/file/jonoxelusomisovazupasejov.pdfIn PDF document text
- https://wisestudentz.com/userfiles/file/gopofagivukiv.pdfIn PDF document text
- http://hainfelderteich.at/zekopepilate.pdfIn PDF document text
- http://whuntex.ru/userfiles/file/guranokedubojirugerasuni.pdfIn PDF document text
- https://careerexpo.alljobsinliberia.com/ckfinder/userfiles/files/89619043130.pdfIn PDF document text
- https://prettygreekvillas.com/admin/fckeditor/editor/filemanager/connectofile/58936775029.pdfIn PDF document text
- https://xn--23-6kci4asohe8k.xn--p1ai/userfiles/file/22893922446.pdfIn PDF document text
- http://envisystem.com/upload/userfile/files/72441262952.pdfIn PDF document text
- http://iglozawiercie.pl/zdjecia/file/33090088369.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/YTWXjIUwRh0/uplcv?utm_term=unlimited+power+by+tony+robbins+pdf+freePDF 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_off0000b22b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB22B | 15248 bytes |
SHA-256: ef3f1a26812f95cfee4e26ad97cf7b65fb39201c4bc38a1231127a3ff2478241 |
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font_01_sfnt_off0000d842.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD842 | 10844 bytes |
SHA-256: fc7c74c0dbf4d2f92b38137f00964e3367e48d34628ade866a8c0fe8765c2e36 |
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font_02_sfnt_off0000f111.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF111 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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