MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected by ClamAV as Pdf.Phishing.Trojan and flagged by an ML classifier, indicating malicious intent. Multiple heuristics identified it as a link farm pointing to compromised CMS uploads and disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, such as http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/161407f18a2561---gumaxilebuti.pdf, are likely used to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://ahknchem.com/upload/files/xotofagufake.pdf In PDF document text
- https://ever.dacola.com/upload/files/73373736760.pdfIn PDF document text
- http://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/cdb4b2a32f613baeb4877eb9551543e0/loravuduk.pdfIn PDF document text
- http://plaschke-partner.com/uploaded/file/pagogudifupujo.pdfIn PDF document text
- https://strategieb2b.ca/userfiles/file/44297093904.pdfIn PDF document text
- http://riccaassociati.eu/userfiles/files/24365777069.pdfIn PDF document text
- http://www.hypnotiseur.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140b9ae6a465---10248601337.pdfIn PDF document text
- http://caribsplash.org/wp-content/plugins/formcraft/file-upload/server/content/files/161407f18a2561---gumaxilebuti.pdfIn PDF document text
- https://stabiactiv.com/userfiles/file/kokajiligewokajejeraxes.pdfIn PDF document text
- http://loscogliodifavignana.it/userfiles/files/wukupuxapisipenam.pdfIn PDF document text
- http://topstec.com/d/files/21473451680.pdfIn PDF document text
- http://mptech.vn/ckfinder/userfiles/files/91335768143.pdfIn PDF document text
- https://fasaac.org/temp/files/87246511387.pdfIn PDF document text
- http://ck-tct.ru/userfiles/file/fufegifiguligox.pdfIn PDF document text
- http://trongtinpc.com/luutru/files/runadasaxi.pdfIn PDF document text
- https://commonwealthsportsawards.com/userfiles/file/luvexotanebek.pdfIn PDF document text
- http://chamdure.com/DATA/files/wesun.pdfIn PDF document text
- http://nano-vip.com/ckfinder/userfiles/files/nilenag.pdfIn PDF document text
- http://www.moyekolodin.com/files/22129185730.pdfIn PDF document text
- http://daydreamspin.com/userfiles/file/gasitewiz.pdfIn PDF document text
- https://polytex.de/sites/default/files/lilok.pdfIn PDF document text
- https://macintosh-szerviz-javitas.nuttydog.hu/ckfinder/userfiles/files/3817920393.pdfIn PDF document text
- http://musorcentrum.hu/files/article/file/rudigozu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=undelete+files+from+sd+card+androidPDF 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_off0000f016.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF016 | 17860 bytes |
SHA-256: 9c55b81c60cd3fa428883ea6de31eecda5dd1956bda57db29505c1c223f1c780 |
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font_01_sfnt_off00011edf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EDF | 10644 bytes |
SHA-256: 29e47d86e4a85b3d39ec5acfaf1496f84309ed92865d0cf3337e00d8c64336d6 |
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font_02_sfnt_off00013732.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13732 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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