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, indicating a link farm designed to redirect users. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution through these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9913
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://triosms.com/userfiles/file/30835362002.pdf
- http://swaminarayangm.org/userfiles/file/zuxoxadovapinigolam.pdf
- http://xn--90ad5ackt1d.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/e910240ed0313d57f5d59f7aac0aa52d/87956884686.pdf
- https://www.cittadelmiele.it/wp-content/plugins/super-forms/uploads/php/files/1502230c6eb42d9602e888d4600a235d/filuveneti.pdf
- http://drvision.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607967b75709a---suzupugip.pdf
- https://cradlegold.com/wp-content/plugins/super-forms/uploads/php/files/gke9q2m85h21t61o9hk6poj016/61663206481.pdf
- https://northstarexecutivesearch.com/wp-content/plugins/super-forms/uploads/php/files/3b9de2d231c428b5cb4fb59a1f34fa36/bogezadetiwobavojes.pdf
- https://trsbarriersdirect.com/wp-content/plugins/super-forms/uploads/php/files/cof3g8jr4h70jsiivf6fpa9vgc/sanufasa.pdf
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/op5l1dtdbgk7i9luvcomvbfjpe/fogirabizozexef.pdf
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c54716365c---38240686793.pdf
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078d93e907b1---98824808534.pdf
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/pbhp49826vh58m9mv8uiesr541/kubolaviwetilubil.pdf
- http://jaika.in/images/documents/files/28673859828.pdf
- https://agrilaui.com/userfiles/file/92883771825.pdf
- http://faradtvandor.hu/picture/userfiles/file/wipexu.pdf
- http://heldermusic.nl/ckfinder/userfiles/files/95655141425.pdf
- https://enville.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bd412562fa2---74989237803.pdf
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16074bd0c62bbf---ginaluzibujin.pdf
- http://naasschoolofmotoring.ie/fckeditor/userfiles/file/27920066251.pdf
- http://mikomisushiwc.com/uploads/files/divufetowiwezuxojali.pdf
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160d0a2b7eb184---45520589939.pdf
- https://next-engineering.com/userfiles/files/86022292037.pdf
- https://www.auditek.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160a0099ef1bf9---85046306966.pdf
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/f3693d7458398f3cc6ad79588c04ea78/donunogukesunefelomu.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=freud+1915+the+unconscious
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0001c778.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1C778 | 16792 bytes |
font_01_sfnt_off0001df8f.bin641ffcda2385905f77c606cc1f263fbe13d65f9cbd02bc5f7ce86de8fab51cbb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1DF8F | 10688 bytes |
font_02_sfnt_off0001f80f.bin118f1ec5919bb5fcda324801a47522c494d7c38f6cb055dd12ab4b6061575351 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1F80F | 17096 bytes |
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