MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document contains a large number of links, many of which point to websites hosted on compromised CMS platforms or disposable domains. This behavior is indicative of a link farm designed to distribute phishing content or malware. The ML classifier and ClamAV detection strongly support the malicious nature of this file.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
Heuristics 6
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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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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 http://radio6deenero.com/uploaded/files/zululamezesabexomiser.pdf In PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/161452d181e48b---88752334658.pdfIn PDF document text
- http://ei-windykacja.pl/upload/file/93113207085.pdfIn PDF document text
- https://daqing-jewelry.com/uploads/files/202109110718442336.pdfIn PDF document text
- http://usefchina.com/uploadfile/file///2021090402435884.pdfIn PDF document text
- https://nuregio.de/wp-content/plugins/formcraft/file-upload/server/content/files/161394fba81b02---66439315366.pdfIn PDF document text
- https://festival-bg.com/media/ckuploads/files/73652464213.pdfIn PDF document text
- http://triatlonbizuterie.cz/sites/default/files/file/83371299969.pdfIn PDF document text
- https://dallaslandscapedesign.com/media/files/71495311584.pdfIn PDF document text
- http://ukicda.com/admin/fckeditor_upfiles/file/2021090221491580554.pdfIn PDF document text
- http://quaretti.it/userfiles/files/10985026457.pdfIn PDF document text
- http://familiegravesen.dk/ckfinder/userfiles/files/letuvikozejufurewapuza.pdfIn PDF document text
- http://clingac.es/d/files/24667629227.pdfIn PDF document text
- https://coherence.cz/userfiles/file/98236110664.pdfIn PDF document text
- https://khabul.mn/mmpa/userfiles/files/67693306286.pdfIn PDF document text
- https://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/a30567e08a969b65c2dfb190efd0e893/gunebu.pdfIn PDF document text
- https://equipelec.fr/ckfinder/userfiles/files/48310455883.pdfIn PDF document text
- http://ccswcd.com/userfiles/file/tedewipu.pdfIn PDF document text
- http://lrm.mcdonalds.ua/ckfinder/userfiles/files/15450730108.pdfIn PDF document text
- https://relaxbotanika.cz/ckfinder/userfiles/files/24940425975.pdfIn PDF document text
- http://mudrkanuch.sk/editor_uploads/system/files/tifavupatukaw.pdfIn PDF document text
- http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea83c75a26---juzibogat.pdfIn PDF document text
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16130f61d9952c---7842507912.pdfIn PDF document text
- https://www.conkite.com/wp-content/plugins/super-forms/uploads/php/files/5c0a34fa5339d2201ec911f23dc1d020/kunaxovo.pdfIn PDF document text
- https://legacydockandmarine.com/wp-content/plugins/super-forms/uploads/php/files/1bfbdc37d84945f6718263b1e8849d86/zepomope.pdfIn PDF document text
- https://gresathouse.com/wp-content/plugins/super-forms/uploads/php/files/37bfdd6e5c514cd4c04d27b01c90441b/moxufukixirova.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=android+q+wikiPDF 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_off0000defa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEFA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f70c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF70C | 20256 bytes |
SHA-256: e3e73eff12cbc8fe722a63a553beb73e5e5d9dbc0cdffa71f9922dea914242db |
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font_02_sfnt_off00012be2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BE2 | 9940 bytes |
SHA-256: f72ba9327f57cf8a3c7699674c4f181d7ac86d723eb06f0a986d5cc16f8da8e1 |
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