MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous links to compromised WordPress sites, suggesting it is part of a link farm designed to host and distribute malicious files. The presence of a 'download button' heuristic further supports the phishing and malware distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609490888400a---71282426825.pdf
- https://hpx.com.ua/wp-content/plugins/super-forms/uploads/php/files/26c9277ee113a1ab146d682e7c098737/veruj.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1606e3e25b2c44---pogines.pdf
- http://jevades.com/aircraft/fckimages/file/87759919237.pdf
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608702ee920c0---43562860628.pdf
- https://bladmedyczny24.pl/wp-content/plugins/super-forms/uploads/php/files/fb55ed14d1810e62561301a23d14f84a/5506245220.pdf
- http://www.sempresaude.net/wp-content/plugins/formcraft/file-upload/server/content/files/16091ca9a3fd34---wesuzonajakajupetanika.pdf
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16085c46cecfca---24194896290.pdf
- http://www.191seo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608baae1cc98f---bofulofadilomarivogaramim.pdf
- https://senzedigicraft.com/wp-content/plugins/super-forms/uploads/php/files/18f78095df67ab53be533a529754c333/gafagovizinikezigexe.pdf
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098bfff8c6fd---41493211329.pdf
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16088e2d9087c3---31739197025.pdf
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/2e2afb8e5b9d4f50028a2c2402190d86/dolowitapowakizukokogika.pdf
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/160735fa56ef38---52931952623.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606cb495988a9---sexakufoxag.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/A3Ryygt5BCM/uplcv?utm_term=islcollective+german+answers
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e841.binff05811b34b50f3c840393164c0068b6d78bbc49c823b27b03be1893acd01c9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE841 | 5208 bytes |
font_01_sfnt_off0000f9f5.binac46e14d72916c14120812dbeb49a0a546102437e40b3e69089536be580cc6f5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9F5 | 11196 bytes |
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