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 disposable hosting or compromised WordPress sites, indicating a link farm designed to lure users to malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 6
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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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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://warwick-ems.org/userfiles/file/57527789999.pdf In PDF document text
- http://patanamachine.com/imgUpload/files/jufapukibefuwiz.pdfIn PDF document text
- http://z-sinpro.com/upload/files/22310299367.pdfIn PDF document text
- https://contabil-fiscal.ro/mm/file/xakizanarogomepabow.pdfIn PDF document text
- http://zs-oilfieldequip.ru/d/files/778112193.pdfIn PDF document text
- http://clingac.es/d/files/61597093725.pdfIn PDF document text
- https://nazragame.com/calisma2/files/uploads/82442264118.pdfIn PDF document text
- http://thaide.org/userfiles/file/88352784851.pdfIn PDF document text
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612ea5b0c439d---40652581817.pdfIn PDF document text
- http://massintech.ru/img/outer/files/21510716461.pdfIn PDF document text
- http://peneleos.pl/userfiles/file/15842627468.pdfIn PDF document text
- http://manilag.com/FileData/ckfinder/files/20210906_D2450644337165E7.pdfIn PDF document text
- https://www.iieng.org/editor/ckfinder/userfiles/files/bamugop.pdfIn PDF document text
- http://mega.kz/media/upload/files/3900667665.pdfIn PDF document text
- http://racecross.com/upload/edito_fckeditor/file/konuwelalabujawamilubesol.pdfIn PDF document text
- http://www.juniorcollege.cl/ckfinder/userfiles/files/kokenizukomawugijikofil.pdfIn PDF document text
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613510da09d04---57313902169.pdfIn PDF document text
- http://synhbio.com/upload/files/11205532938.pdfIn PDF document text
- http://ecilingirler.com/resimler/files/61821126850.pdfIn PDF document text
- http://swatimishra.in/uploaded_files/userfiles/files/75434924406.pdfIn PDF document text
- https://textolinguisticsolutions.com/upload/editor/file/wusaxujubepuvidubojugap.pdfIn PDF document text
- http://www.deadclan.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1613380f4a0f7b---5800026053.pdfIn PDF document text
- https://orangcar.com/app/webroot/upload/files/simafijidumu.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/GLLx1DTH0VQ/uplcv?utm_term=reset+factory+settings+android+tabletPDF 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_off0000de2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE2D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f63f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF63F | 18856 bytes |
SHA-256: f05ca1a777cdc8aa7dbdd898ffbc4a8f379e60fcb25e0743ce4ccb767d25fc4d |
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font_02_sfnt_off0001270b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1270B | 10952 bytes |
SHA-256: ee1f63164b9981956945b0f6103d7de11267b8343bc36c878734241bab3f5625 |
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