MALICIOUS
162
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample is a PDF file containing embedded JavaScript, which is a common technique for exploiting vulnerabilities or delivering malicious content. The heuristics indicate the PDF acts as a link farm, directing users to multiple external URLs hosted on compromised or disposable domains, suggesting a phishing or malware distribution attempt. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.6298
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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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 http://48bulls.com/js/upload/files/jorozexozononu.pdf In PDF document text
- http://nhandieurangmuoi.com/ckfinder/userfiles/files/86305107203.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/160c2574e640d3---1812776714.pdfIn PDF document text
- https://militarynetwork.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1606ee5e56fc71---44130619684.pdfIn PDF document text
- http://candientushinko.com/images/file/guninededafidikawinaxi.pdfIn PDF document text
- https://fotobolfestmeny.hu/mvc/userfiles/file/foxazesosarewesaralene.pdfIn PDF document text
- https://indikino.com/ckfinder/userfiles/files/kudekejenigedusululazowuw.pdfIn PDF document text
- https://bahceneryaman.net/public/content-images/files/rupevuragunitu.pdfIn PDF document text
- https://bodwellassociates.com/wp-content/plugins/super-forms/uploads/php/files/358f1b8c9da28213510963837fd08ec9/xagajileged.pdfIn PDF document text
- http://cherishedmomentphotos.com/clients/8/84/84fe84b553acfcd191e166b7401b6f02/File/54513664043.pdfIn PDF document text
- http://www.cenlajobinator.com/siteuploads/editorimg/file/mazewaxov.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160b86e758968b---vurirujifem.pdfIn PDF document text
- http://www.redactordecontenidos.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160983434ab4b5---30936957942.pdfIn PDF document text
- http://shinserviceodi.ru/wp-content/plugins/super-forms/uploads/php/files/76ef0c521af9e38517dcf1913d49e15b/66902398883.pdfIn PDF document text
- http://cautrucpalang.vn/webroot/img/files/63810666537.pdfIn PDF document text
- https://lakeshoresmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/0bj8qkbok5tl5ttiqbvtt4l626/gazebutuwovafonimitusipap.pdfIn PDF document text
- http://adbuffalony.com/uploads/files/fimofovixubedosos.pdfIn PDF document text
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/e7eca4af35623be76884dac37661ad7b/11904613473.pdfIn PDF document text
- http://xn--k1akb4c.xn--p1ai/userfiles/file/89110546635.pdfIn PDF document text
- https://santehsevast.ru/userfiles/files/mixelaxosowavuvote.pdfIn PDF document text
- http://abarappresentanze.it/userfiles/files/97477979435.pdfIn PDF document text
- http://sziazsauto.com/uploads/files/sijedogelanisoratutu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=marvel+encyclopedia+new+edition+pdf+downloadPDF link annotation
- 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_off0000caa1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAA1 | 10704 bytes |
SHA-256: df06b3e6d717335c64a2a1cd5d788c84fccbbfcea8e889be0c7a611e2c215c12 |
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font_01_sfnt_off0000e361.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE361 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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