MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised CMS uploads or disposable hosting domains, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://phonphangschool.com/upload/files/3183018918.pdf In PDF document text
- https://yuh-tarng.com/userfiles/file/nizipasip.pdfIn PDF document text
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/2367e1084ce265a5193820daa79b87f7/leseminine.pdfIn PDF document text
- https://kibledergisi.net/resimler/files/pisaxo.pdfIn PDF document text
- https://planet-for-events.de/userfiles/file/11661735940.pdfIn PDF document text
- http://vietsinphar.com/uploads/files/63500240391.pdfIn PDF document text
- http://www.molinoag.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080118bb3427---dexoboxafosowevikifozuk.pdfIn PDF document text
- https://hotelristorantenovecento.it/wp-content/plugins/super-forms/uploads/php/files/5b36988d98596dd40e8e831854a09b6f/77380700045.pdfIn PDF document text
- http://kururlaub-ungarn.de/bilder/files/97114933765.pdfIn PDF document text
- https://iamtimeshare.com/userfiles/file/rabatedimufopadulofuz.pdfIn PDF document text
- http://nowyhotelik.pl/userfiles/file/13676374652.pdfIn PDF document text
- http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1607b5fd609f5a---wubexak.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/qfprs8qee06gve7s092klcgc06/pasasutiso.pdfIn PDF document text
- https://inchirieriavioane.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc88e304d5---22615689219.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/558a366d60005743573156225e6ac4af/vijoranulitanenudojixu.pdfIn PDF document text
- http://raduzhniy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160abd17b023f2---53439262800.pdfIn PDF document text
- http://anoh.net/pds/userfiles/files/50543507590.pdfIn PDF document text
- http://iaestedresden.de/userfiles/file/31264389388.pdfIn PDF document text
- https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/aba01d009fdb61c023fa1e4806677957/54006122288.pdfIn PDF document text
- https://dacoma.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160c68ec5893ac---kufeporivofo.pdfIn PDF document text
- http://fvv-hohenfelde.de/sites/default/files/files/92615849204.pdfIn PDF document text
- http://beetsom.com/PROGRAM_FCKeditor_UserFiles/file/37806296360a265c053d6b.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160b375855ccb6---nafibi.pdfIn PDF document text
- https://dermo.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf57609111---jamawexufuxa.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=100+case+studies+in+pathophysiology+answers+quizletPDF 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_off0000ea37.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA37 | 11376 bytes |
SHA-256: 0c67020a03f664ba18e0c3096da28577352fe4b8221bfef296968d71bbe4542e |
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font_01_sfnt_off0001048c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1048C | 17112 bytes |
SHA-256: c1af006d3fbc553261b239c3dcd7ae4e21086e99b5e592ecf21fb1c528ab3d19 |
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font_02_sfnt_off000130e8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130E8 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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