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 suggests it's part of a link farm designed to host malicious content. The embedded URLs point to suspicious domains, likely serving as lures or download sites for further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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://crewmak.ru/uplcv?utm_term=i+love+you+in+japanese+word PDF link annotation
- https://mimpiindahsatu.com/contents/files/29080301714.pdfIn PDF document text
- http://theartofdesign.nl/ckfinder/userfiles/files/36833256578.pdfIn PDF document text
- http://velapower.com/glwh/UploadFile/file/2021091007470873499.pdfIn PDF document text
- http://madurastones.com/userfiles/file/73556461331.pdfIn PDF document text
- http://vetusmeter.com/images/upload/File/jivij.pdfIn PDF document text
- http://maybomnuocdanang.com/uploads/image/files/43498513785.pdfIn PDF document text
- http://resheto.ru/users_images/fck/file/65719147408.pdfIn PDF document text
- http://bwlpsalisbury.com/uploads/files/6920696373.pdfIn PDF document text
- http://myphammonly.com/luutru/files/90520983198.pdfIn PDF document text
- http://www.macrolepidoptera.hu/userfiles/files/lelisulumelevujabaletu.pdfIn PDF document text
- http://spprp.pl/userfiles/file/xopumeg.pdfIn PDF document text
- https://xlspandoek.nl/userfiles/file/ramizojuzojirumixiga.pdfIn PDF document text
- https://clubslotalmatriche.com/calcas/file/topumagopur.pdfIn PDF document text
- http://eduomania.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134d933db05a---28469551124.pdfIn PDF document text
- https://tonere.shop/app/webroot/files/userfiles/files/80825949485.pdfIn PDF document text
- http://nhadatv.com/webroot/img/files/12440804211.pdfIn PDF document text
- https://orangcar.com/app/webroot/upload/files/nezeduxowozebatopox.pdfIn PDF document text
- http://evevoyance.fr/adh/.-/file/5986956769.pdfIn PDF document text
- http://accessibilite-salle-eau.com/ckfinder/userfiles/files/rowotegerazudumufa.pdfIn PDF document text
- http://sxnqx.org/upload/file/Fl202109102104196664.pdfIn PDF document text
- https://lockerova.eu/admin/upload/documents/5996288037.pdfIn PDF document text
- http://beetsom.com/PROGRAM_FCKeditor_UserFiles/file/19453510496136809812dad.pdfIn PDF document text
- http://buydecor.ru/uploads/files/velanolupiwakuwugiruxutof.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_off0000b6e6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6E6 | 10736 bytes |
SHA-256: 2fcaec2a91108646bb32611ceb448480f55a1ebe7b7dc0e5ed628f7d72c730d1 |
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font_01_sfnt_off0000cfa5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCFA5 | 16476 bytes |
SHA-256: 585f139d0d95b0f42f5c35a9609a0381d49af47eb92978bd179c3c8ed9e52e4f |
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font_02_sfnt_off0000f9d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9D2 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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