MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many pointing to compromised WordPress sites, suggesting a link farm designed to redirect users to phishing or malware distribution sites. The presence of external URI links further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9922
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://ketchas.ru/uplcv?utm_term=racked+with+pain PDF link annotation
- http://www.guaitoli.eng.br/wp-content/plugins/formcraft/file-upload/server/content/files/1610d8d65c1caa---kamefagezikimi.pdfIn PDF document text
- https://kalatranslation.co.uk/wp-content/plugins/super-forms/uploads/php/files/httvjjhqvl14dlaerkcsaseel5/midunofe.pdfIn PDF document text
- https://sancarspune.com/wp-content/plugins/super-forms/uploads/php/files/69d6260ac01d319f5b9bc18debc99f6e/98698682444.pdfIn PDF document text
- http://poltinik.ru/userfiles/file/21756334902.pdfIn PDF document text
- http://eugensa.lt/app/webroot/uploads/userfiles/files/bazanuzosabafatu.pdfIn PDF document text
- https://premiumvipbusiness.com/wp-content/plugins/super-forms/uploads/php/files/777cea990bdde6eaeb4f481acce80e4c/zujidorisudizexupimo.pdfIn PDF document text
- https://adlinefor.com/home/webagen/public_html/korn/data/file/gavumisokiv.pdfIn PDF document text
- http://flooroverstock.com/admin/userfiles/file/panitofum.pdfIn PDF document text
- http://ksklinika.ru/ckfinder/userfiles/files/61128684703.pdfIn PDF document text
- https://ceadersvalet.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b29f98791bf---livudafofofawumimivut.pdfIn PDF document text
- http://dioceseofniranam.org/userfiles/file/midalukatodogala.pdfIn PDF document text
- https://matteagianotti.ch/userfiles/files/saniwanad.pdfIn PDF document text
- http://gilbertthomasreunion.com/clients/5/5f/5f56fe696be94dde62972871c8a9bc28/File/vatolag.pdfIn PDF document text
- https://www.hauptsache.cc/wp-content/plugins/formcraft/file-upload/server/content/files/160a0df9793289---wagokilasaveju.pdfIn PDF document text
- https://agenciaboom.com/wp-content/plugins/super-forms/uploads/php/files/6jbmk93b9mhilhroonhde4m9d3/15998214981.pdfIn PDF document text
- http://benrassam.com/uploads/files/fojapazaputegemoriz.pdfIn PDF document text
- http://driver-jazda.pl/upload/file/bofabo.pdfIn PDF document text
- http://computerdoki.hu/user/file/94733262621.pdfIn PDF document text
- http://bright-mineral.com/uploadfile/file/2021051606544452.pdfIn PDF document text
- https://martensmgt.com/business_school/uploads/file/vinuwazod.pdfIn PDF document text
- http://coiffurenais.com/userfiles/file/10892767349.pdfIn PDF document text
- http://kojeneckezbozi.eu/userfiles/file/debedanakufezikitoveroz.pdfIn PDF document text
- https://clumba-indoor.ru/files/files/deposovidawolugadodo.pdfIn PDF document text
- https://mosoptagro.ru/wp-content/plugins/super-forms/uploads/php/files/d724686db75624fac7d075e359eb0e41/kafepagumabuduvofu.pdfIn PDF document text
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000db4e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB4E | 18204 bytes |
SHA-256: a00a0c294c77b37aab9827e91e2f7034072264a8db8cf21e2a38c406d271c066 |
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font_01_sfnt_off0000f7d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF7D1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010fe3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FE3 | 16084 bytes |
SHA-256: 35109fdd8dd35b109c786b52a8f168f8bd7c5a3e5cc579fc14886f540662eb1b |
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font_03_sfnt_off0001393e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1393E | 10400 bytes |
SHA-256: 0946720a087fee2b9034529aaa1877b131a8ff4b7b4a6747f6ce9251ac43b93c |
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