MALICIOUS
132
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample contains embedded JavaScript, which is often used to initiate malicious actions within PDF documents. It also features a link farm with numerous URLs pointing to compromised WordPress sites and disposable hosting, suggesting an attempt to obscure the final malicious destination. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports a malicious intent, likely involving phishing or the delivery of further malware.
Machine Learning
- Nyx PDF Classifier suspicious score 0.3043
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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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External URI info PDF_URIPDF contains an external URL action
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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://coretry.ru/uplcv?utm_term=how+to+change+input+on+my+element+tv+without+remote PDF link annotation
- https://www.hontoys.com.au/wp-content/plugins/super-forms/uploads/php/files/ilbipdir5foh1e05amka14d0d8/25305063594.pdfIn PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/3d3d861c71c55d6fc73ab87e760d174f/41520191299.pdfIn PDF document text
- https://englewoodgrassfarm.com/wp-content/plugins/super-forms/uploads/php/files/a85f19d5e16cbd09e393cef376412f38/zikipuvuz.pdfIn PDF document text
- http://gioiacompany.net/images/upload/file/81732157902.pdfIn PDF document text
- http://www.tenniscanberra.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1608200805194e---51498392534.pdfIn PDF document text
- https://www.rongoldmanlaw.com/system/js/back/ckfinder/userfiles/files/pogibemusakipu.pdfIn PDF document text
- https://balajitutorial.com/admin/userfiles/file/32214103666.pdfIn PDF document text
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160e618d40a51d---tijumojosekedufizude.pdfIn PDF document text
- http://stringquartet.biz/web/images/fck/file/26198666069.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/p7ilhf1mtspp66ijucm7i62jkk/69792590873.pdfIn PDF document text
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/grthohdte8chi12s0omb6foke2/vavovasoxaxupunapi.pdfIn PDF document text
- http://podlahypilat.cz/admin/file/61067757862.pdfIn PDF document text
- http://www.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1608cacaaeef9b---mebolikusokado.pdfIn PDF document text
- https://landi-bg.com/images/file/38657806497.pdfIn PDF document text
- http://chinahongji.com/d/files/xoxowiladamanefegawo.pdfIn PDF document text
- https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608fb1f9736d6---6895567928.pdfIn PDF document text
- http://denkobarbell.com/_upload/files/pikud.pdfIn PDF document text
- http://www.investing-in-women.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5469452c74---xovarivof.pdfIn PDF document text
- http://granitemountainranch.net/userimages/gawetam.pdfIn PDF document text
- http://dentish.ru/ckfinder/userfiles/files/tuporanizizukunogaxas.pdfIn PDF document text
- http://wksystems.net/HotelEstimator/userfiles/file/gijexuvuwumuxok.pdfIn PDF document text
- https://alamansyria.com/userfiles/file/27555304553.pdfIn PDF document text
- http://www.contectrade.hu/fckfiles/file/37030029502.pdfIn PDF document text
- http://karimeh.com/public/userfiles/file/tebajebujozekipufewu.pdfIn PDF document text
- http://slsnn.ru/content/file/liwafubezamilekakamel.pdfIn PDF document text
- http://lica-mpt.it/userfiles/files/nagelizagux.pdfIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f05d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF05D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010874.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10874 | 11012 bytes |
SHA-256: 3a5e98b325c74f9ac6066f904ae89d34b16c7e15ae60acbe61fac89b522d7788 |
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