MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It functions as a link farm, containing numerous URLs pointing to compromised WordPress sites and other disposable hosting. These links likely lead to phishing pages or further malware downloads, indicating a malicious intent to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9990
Heuristics 6
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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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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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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://www.kiteschule-kiel.de/wp-content/plugins/formcraft/file-upload/server/content/files/16116266593882---80084556819.pdf In PDF document text
- http://oppedisanorobertosrl.com/userfiles/files/furatujinaraxejepaz.pdfIn PDF document text
- http://kibbkw.com/uploads/files/64611158372.pdfIn PDF document text
- http://gpshardorawal.com/hemkunt/userfiles/file/juxawovudugizedumejom.pdfIn PDF document text
- http://qdjshg.com/files/file/50307506511.pdfIn PDF document text
- https://mallncart.com/userfiles/files/gusinutizov.pdfIn PDF document text
- https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/198d0e23fa254a26a82fd1a11d342b22/92057850952.pdfIn PDF document text
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16121c4ceef422---sesim.pdfIn PDF document text
- https://banghenails.com/upload/file/xutodereninep.pdfIn PDF document text
- https://nwdglobal.com/ckfinder/userfiles/files/8576909863.pdfIn PDF document text
- http://cricalliance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160768cf28fa49---remasumemokedokosezaxozu.pdfIn PDF document text
- https://broadcasthub.com/ci/userfiles/files/53723236442.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/10ffb20d86835c3c6f7d06bce2089462/gogujow.pdfIn PDF document text
- https://bf-pomosch.ru/wp-content/plugins/super-forms/uploads/php/files/n4vfulrvslb0utalnespeakne4/xotunebigujize.pdfIn PDF document text
- https://clearpatth.com/userfiles/file/geganutufami.pdfIn PDF document text
- http://saharun.org/uploads/ckfinder/userfiles/files/netofogufawiguwo.pdfIn PDF document text
- http://www.phuongdonggolf.vn/app/webroot/uploads/files/64584451257.pdfIn PDF document text
- http://novo-foto.ru/ckfinder/userfiles/files/zojuweri.pdfIn PDF document text
- https://vmwarts.com/ecovic/file/63577190081.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=transformation+reflection+rotation+translation+dilation+worksheetPDF 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_off0000dacf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDACF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f2e1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2E1 | 18664 bytes |
SHA-256: 713c9bebf36d31586026eb2a219857b6b9110f5f2fc5fd832e152ad8d584ffda |
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font_02_sfnt_off000123f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123F8 | 10880 bytes |
SHA-256: 15f7a81bfd9959b9e471cf311c7c12fc03696bffa67d85f69ff996e6952a81a9 |
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