MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links pointing to websites that appear to be compromised WordPress installations, hosting other PDF files. This behavior is indicative of a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support the malicious verdict.
Machine Learning
- Nyx PDF Classifier malicious score 0.9912
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://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/0236908413a018bf617b4c0556a52be4/23266822134.pdf In PDF document text
- https://brandonsmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/pp1op2vb6vskn41chfdccjgvl6/99823855227.pdfIn PDF document text
- http://campfirewtx.org/userfiles/file/jinemeto.pdfIn PDF document text
- http://www.tif.cn/wp-content/plugins/super-forms/uploads/php/files/4a01qhv0qlv0ovjkbcvjp9elfg/gurulikoz.pdfIn PDF document text
- http://ekvatorbl.com/userfiles/file/gutex.pdfIn PDF document text
- http://liyangah.com/Upload/file/mojimemevusakonefozi.pdfIn PDF document text
- https://nikosdimos.gr/userfiles/file/fosuvebobulatikedesupox.pdfIn PDF document text
- http://mp-hd.de/data/aktualnosci_imgs/file/10247176962.pdfIn PDF document text
- https://kurek-rowery.pl/user_pict/file/7425769152.pdfIn PDF document text
- https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/c87cd7221ab5717eeacad9ce3d86dc01/28709801408.pdfIn PDF document text
- http://keralastatetailorsassociation.com/userfiles/file/21954207104.pdfIn PDF document text
- http://luchetti.it/userfiles/files/nawoxajagot.pdfIn PDF document text
- http://www.fotografoeventimilano.com/wp-content/plugins/formcraft/file-upload/server/content/files/161164e6a056df---69866539177.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610998df654e6---40086408174.pdfIn PDF document text
- http://adanateknikservis.web.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1612435b4df070---80455709006.pdfIn PDF document text
- https://sanagustin.cl/files/zefojukor.pdfIn PDF document text
- https://imotrading.com/images/userfiles/tijomonuz.pdfIn PDF document text
- https://tlpnw.com/wp-content/plugins/super-forms/uploads/php/files/406cd33248cc624ae2c2871f1aa6c103/12641338960.pdfIn PDF document text
- https://conexkarvan.com/cache/fck_files/file/41641140165.pdfIn PDF document text
- https://hopclickhospitality.com/scgtest/team-explore/uploads/files/sevemajifewoxezagosodugu.pdfIn PDF document text
- https://www.parkgest.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607375f504bd1---pojuloveniz.pdfIn PDF document text
- https://alkhairi.co.uk/wp-content/plugins/super-forms/uploads/php/files/2f0b4c637353d619f896020f355a7b53/54509350225.pdfIn PDF document text
- https://dtcprojects.com.au/wp-content/plugins/super-forms/uploads/php/files/mpas2q6gsqphuuei6ve0ei777o/jupopuzopuvatubozidubas.pdfIn PDF document text
- https://llibreriaha.com/img/events/file/9252756097.pdfIn PDF document text
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/uu86lpaaik1hbeg26q4fj6r810/gogoruwamekevavajozivu.pdfIn PDF document text
- http://amongelite.com/ci/userfiles/files/bugopugamazufekoju.pdfIn PDF document text
- http://mulroyenvironmental.ie/userfiles/file/niziwozabup.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=what+is+manual+weedingPDF 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_off0000f135.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF135 | 10656 bytes |
SHA-256: 2fc5882a8714fa0a0e38df4c7240079c77926c62a8a2f17c10842159e6c273fc |
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font_01_sfnt_off00010940.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10940 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012152.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12152 | 18172 bytes |
SHA-256: 60ecf55031cb314bbdeddc4273af60cfcb968bec203c72dafb4f1768c1857b8f |
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