MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a ML classifier and ClamAV detection. It contains a link farm pointing to multiple URLs hosted on compromised WordPress sites, suggesting a phishing or malware distribution attempt. The presence of external URIs and link farms indicates an effort to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://willtorock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614ee7a23d603---28315991121.pdf In PDF document text
- http://www.myhhsi.com/wp-content/plugins/super-forms/uploads/php/files/6a0fdaf0ebfc2b4b6a33a7d5b61a46e0/46559688436.pdfIn PDF document text
- http://aotwresort.org/ckfinder/userfiles/files/6313783906.pdfIn PDF document text
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/a24e8e75328b94dda87d3dfabcba1ce6/pomuxawozad.pdfIn PDF document text
- https://mannoorpally.com/uploads/file/9791993171.pdfIn PDF document text
- http://comitatoamiantovelodromo.org/userfiles/file/98447810588.pdfIn PDF document text
- http://mspchicagolaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/12102391549.pdfIn PDF document text
- http://ashokarefrigeration.com/userfiles/file/16201474401.pdfIn PDF document text
- https://appchecar.com/ckfinder/userfiles/files/64723075327.pdfIn PDF document text
- http://winecellarkeeper.com/ckfinder/userfiles/files/mupevidagafepogemi.pdfIn PDF document text
- http://snieznik.pl/userfiles/file/sejuxawesulusewetanig.pdfIn PDF document text
- https://thokhoavietnam.com/upload/files/dugisupitebibos.pdfIn PDF document text
- http://arabstina.com/ckfinder/userfiles/files/33944369227.pdfIn PDF document text
- http://vipavtoufa.ru/wp-content/plugins/super-forms/uploads/php/files/f203fb6dfbcc5958fb95379b19147179/budeli.pdfIn PDF document text
- https://1snrpaulista.com.br/ckfinder/userfiles/files/5050467077.pdfIn PDF document text
- http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fbc6feb06b---8136156069.pdfIn PDF document text
- http://gostium.com/wp-content/plugins/formcraft/file-upload/server/content/files/161346387a04a7---93158775568.pdfIn PDF document text
- http://hosungtour.net/FileData/ckfinder/files/20210913_73D5446DC864A9BE.pdfIn PDF document text
- http://melodylavernebettencourt.com/media/file/68709051367.pdfIn PDF document text
- http://sahrugs.com/userfiles/file/41024979511.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=jackie+chan+outtakesPDF 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_off0000b6bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6BF | 10364 bytes |
SHA-256: 2166683ca636e226f84ee4ebed9ea9b198996f26e34c110aa1da7d968815fe82 |
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font_01_sfnt_off0000ce2e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCE2E | 19464 bytes |
SHA-256: dfb3985694093cb70f6ae18b12bb9a0aa3cac739ccf3af36cf6b0361a4ee7abd |
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font_02_sfnt_off000100f8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100F8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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