MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links pointing to compromised WordPress sites, suggesting it functions as a link farm designed to redirect users to malicious destinations. The presence of these links and the overall structure indicate an attempt to lure users into potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9820
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://polskieplytki.com/wp-content/plugins/super-forms/uploads/php/files/c30772fb1da5ff4461ca1fea0ae6a7ee/16662161489.pdf In PDF document text
- https://etonbio.com/newsLetters/images/file/20890560180.pdfIn PDF document text
- https://drmarlenebothma.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/16090cde0b19a2---2555806644.pdfIn PDF document text
- https://calldidocta.com/wp-content/plugins/super-forms/uploads/php/files/f8ce57d1ccc2cdd30170085edaa7cf26/92784623170.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/dfdsrs2c838pjuiu09s5huoctv/jevonapejewoge.pdfIn PDF document text
- http://paynechapelduquesne.org/clients/9/9b/9b910c66cef3ae2d1bb1fd5804160a19/File/kapoxumamamemipogiride.pdfIn PDF document text
- http://www.redactordecontenidos.eu/wp-content/plugins/formcraft/file-upload/server/content/files/160b9c736951e1---vetepewuvisilowen.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/a5pmnke7e2mvcvu6db0vamedo2/8675709624.pdfIn PDF document text
- http://slsnn.ru/content/files/pokejikunufonono.pdfIn PDF document text
- https://decoveinvestment.com/userfiles/file/16256270446.pdfIn PDF document text
- http://rafaelokazakov.com/file/mojomod.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/bdcfo3c2n88v8c6lmc9s2i2gn1/noleguredijazenewex.pdfIn PDF document text
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/367352ba5a690bf7d9c8eca97167ba22/sejimozef.pdfIn PDF document text
- https://5a.ro/ckfinder/userfiles/files/mofukupevuxitujatuxifadoj.pdfIn PDF document text
- https://alphacleanwashing.com/wp-content/plugins/super-forms/uploads/php/files/63b81a4594f2cac7f7b0148c503dc297/91590006962.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/0b5143c5871bc2c58a4499f4c28c4d48/43925807852.pdfIn PDF document text
- https://thewaves.net/wp-content/plugins/super-forms/uploads/php/files/00bit3br1nckqmedq08tkfjhlj/27036785513.pdfIn PDF document text
- https://www.sacproblemleri.com/wp-content/plugins/formcraft/file-upload/server/content/files/16084d32705bc2---10711532537.pdfIn PDF document text
- http://aite-materials.com/upfiles/file/98442539644.pdfIn PDF document text
- http://grani-tonkogo-mira.ru/wp-content/plugins/super-forms/uploads/php/files/07e42ded7c15b0a11c8f7673a669dcd8/buwotegazurepiduva.pdfIn PDF document text
- https://www.alarisusallc.com/wp-content/plugins/super-forms/uploads/php/files/4a5438f727fdc8f31445ca259970a257/dovokojaro.pdfIn PDF document text
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160995b09a4a59---lulufotok.pdfIn PDF document text
- https://www.cocochan.com.pk/wp-content/plugins/super-forms/uploads/php/files/76226bfbfd3e0e6f8194c267b002a256/43947934052.pdfIn PDF document text
- http://westmoorclassof1965.com/clients/5/52/52ec68f2b927accf75267cb07bfcc891/File/jotupewedutofegox.pdfIn PDF document text
- http://cuuhoatudong.com/upload/files/81979045265.pdfIn PDF document text
- https://g-ortho.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16098373826a70---9217551620.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=laws+of+thermoPDF 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_off00010705.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10705 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011f1c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F1C | 10280 bytes |
SHA-256: fe2657d08172f2f96664fe8d624dcb8d5d9def8cf6d5bec72d8ed9c880113111 |
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font_02_sfnt_off0001365e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1365E | 18648 bytes |
SHA-256: b0c866a25295f648be390a9049e0dd3da415184488112d5d186f7d35a41d6d4e |
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