MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of embedded URLs, many of which point to compromised CMS upload directories or are hosted on disposable domains, indicating a link farm designed to distribute malicious content. ClamAV and ML classifiers strongly indicate malicious intent, likely phishing or malware delivery via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9915
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://gemculture.com/userfiles/file/zowigerol.pdf In PDF document text
- http://gingerwooddesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160908b5e2cd3c---xirimozamukixodurep.pdfIn PDF document text
- http://opusincertum.it/userfiles/files/39400220412.pdfIn PDF document text
- http://tofuyatogo.com/uploads/files/64391262525.pdfIn PDF document text
- http://atlantichomeportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b6022e337a1---31040291190.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/rkjkemj718lc33606l0b81fmb2/vuloxe.pdfIn PDF document text
- http://teresachild.com/upload/files/kozakoropujarowarubem.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/0e16f6ee85d3ea7600d47c511ff18130/julewijogezaje.pdfIn PDF document text
- https://www.teppiche-waschen-hamburg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bc59facf260---pelulogamidukuwekuruxo.pdfIn PDF document text
- https://www.libyamonitor.com/sites/all/libraries/ckfinder/userfiles/files/jewemikomot.pdfIn PDF document text
- https://nicemexico.net/wp-content/plugins/formcraft/file-upload/server/content/files/1608543c8b2c0e---63296920441.pdfIn PDF document text
- http://playbabydoll.com/userfiles/file/4917816825.pdfIn PDF document text
- http://hurtmar.pl/Upload/file/68312354198.pdfIn PDF document text
- http://edwardlankin.com/clients/86087/File/vipasenapubapejuvunimo.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/fb13048d911d4ed98def6414b0949414/91050502485.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/dhtfl42i6tv76hadi53eonpali/30949656244.pdfIn PDF document text
- http://hiniceshine.com/upload/fidasafolakavegedubu.pdfIn PDF document text
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608c3dbc55ed9---93488651805.pdfIn PDF document text
- https://rintrans.com/files/58164773703.pdfIn PDF document text
- http://barksdalereunions.com/clients/869108/File/pepujikov.pdfIn PDF document text
- http://urjabatteries.in/userfiles/file/57874735237.pdfIn PDF document text
- http://sassyissy.com/survey/userfiles/files/furufajusas.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b3ff423e888---xubekera.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/160ce65d785f5b---borej.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/fmd2pd1uf94df0p8d7at5b1ha3/texigazewigewuliraka.pdfIn PDF document text
- https://tlproduct.com/userfiles/file/mubevejigitit.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=westinghouse+6+outlet+timer+manualPDF 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_off0000bbac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBAC | 10816 bytes |
SHA-256: a04901f1d545ec03b9dde195749b9ac21fa511e589683e18cc8607a3459d88df |
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font_01_sfnt_off0000d477.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD477 | 16816 bytes |
SHA-256: 742a73ce428fbfda99cf1707379fc128d2e8d76ecea999585c5a2d8dc6524b66 |
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font_02_sfnt_off00010018.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10018 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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