MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm or phishing lure. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were extracted, the structure and URL targets point towards a phishing or SEO manipulation scheme, likely delivered as a spearphishing attachment.
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 https://drivetripper.com/userfiles2020/files/13285697619.pdf In PDF document text
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/981e0584907c751b91997b3bb8ac7c2e/5688351245.pdfIn PDF document text
- https://deconkhoemanh.com/wp-content/plugins/super-forms/uploads/php/files/p30h1a09er6mlt04m1b42rvq1l/89947338509.pdfIn PDF document text
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160f078fe82609---69642340402.pdfIn PDF document text
- http://studiomalpocher.it/userfiles/files/32182783311.pdfIn PDF document text
- https://greenlandpark.com/uploads/files/wowodaduxemifebamonepul.pdfIn PDF document text
- https://propiedades.net/ckfinder/userfiles/files/9530466927.pdfIn PDF document text
- http://moristas.com/userfiles/files/gugukegefofemapuxibe.pdfIn PDF document text
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/c97ddea6b1c0b45f52648f745fef8816/77742695320.pdfIn PDF document text
- http://pokeocncafe.com/uploads/files/11166316228.pdfIn PDF document text
- https://armagedonspedycja.pl/files/file/jinokasojude.pdfIn PDF document text
- https://markapin.com/calisma2/files/uploads/rakodepezamisedopimofamef.pdfIn PDF document text
- https://tlproduct.com/userfiles/file/77872515818.pdfIn PDF document text
- http://www.sunarpazarlama.com/wp-content/plugins/super-forms/uploads/php/files/rmvjn71agm084hkr18fqs3q8p5/63693774194.pdfIn PDF document text
- https://www.sudburyhighspeedinternet.ca/wp-content/plugins/super-forms/uploads/php/files/fb013e67e97f36fdc56afce092f8ee26/89485803840.pdfIn PDF document text
- https://locoffice.ru/userfiles/file/sisupuzivamew.pdfIn PDF document text
- https://path.mn/userfiles/files/libosuzinimulu.pdfIn PDF document text
- http://csc-0898.com/userfiles/file/20210702131002_cvgzvg.pdfIn PDF document text
- http://indiebookoftheday.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3e8258d78f---92250776437.pdfIn PDF document text
- http://mileschapelcme.org/clients/9/9b/9b85db73e8c1d5ae3bc18b6db4f26039/File/fejusudovetuluf.pdfIn PDF document text
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/60cb4c9da76910dee0b7168e26bd69d7/porewiduxabufesepogepek.pdfIn PDF document text
- https://assurancemauricie.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e89df15b25---puwozasonijumabekivovubi.pdfIn PDF document text
- http://wmhsclassof1977.com/clients/34196/File/zawafexomezomijulijasa.pdfIn PDF document text
- http://karimeh.com/public/userfiles/file/ketosiwisugo.pdfIn PDF document text
- http://tradeweb.es/userfiles/file/xabazukemipuseraxib.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=kinesis+freestyle2+blue+keyboard+manualPDF 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_off0000de9f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE9F | 19184 bytes |
SHA-256: 58e5c9ba13af01ed087ee6a97a76f6bb1059e518b9f671b98d79ed1d8b906539 |
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font_01_sfnt_off000110b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000128c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128C7 | 11072 bytes |
SHA-256: fef369c37328bd54d474f1a489838650b920bb85044f2c02463017f424a88eb1 |
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