MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The file contains numerous links pointing to compromised websites, specifically WordPress upload directories, suggesting it's part of a link farm designed to redirect users to malicious content. The presence of these links and the overall structure strongly suggest a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.northernillumination.com/wp-content/plugins/super-forms/uploads/php/files/1df247536579697091c5081eeac3741c/fomediwuvonupoxegugak.pdf In PDF document text
- https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/7a1e15789d13ba60dfdd823dac45364c/sidovoxezoje.pdfIn PDF document text
- https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083583814920---1953682697.pdfIn PDF document text
- http://www.auditsi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a12156a1a6---83409919596.pdfIn PDF document text
- https://accesoriosalmayor.com/images/userfiles/file/7067480938.pdfIn PDF document text
- http://www.aqsclimited.com/EditorImages/file/36869792240.pdfIn PDF document text
- https://functionalmovement.gr/wp-content/plugins/super-forms/uploads/php/files/8b387fbc492eda9435e58ae5e53f6c58/vusovelavunedefumodojis.pdfIn PDF document text
- http://emotionpicturesfestival.gr/userfiles/file/jiguxukisobub.pdfIn PDF document text
- http://canyonoaksmtg.com/~duckdi5/canyonoaksmtg.com/content/file/88424501189.pdfIn PDF document text
- http://cedule-plachty.cz/files/file/8447158336.pdfIn PDF document text
- https://miamivanservice.net/wp-content/plugins/formcraft/file-upload/server/content/files/16080b336e09eb---13497422291.pdfIn PDF document text
- http://www.radioemka.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607db56653c5a---fikegezoj.pdfIn PDF document text
- http://csptech.net/admin/userfiles/file/23895568512.pdfIn PDF document text
- http://ajivikafinance.com/userfiles/file/rupurikanefokesexu.pdfIn PDF document text
- http://dzbnf.com/upload/file/%5C/zonifubapumikuk.pdfIn PDF document text
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/582b291e996607bd626a0ae31990ea6e/17608427786.pdfIn PDF document text
- http://www.nanodrywash.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608c504ead267---liwosutapoguxefi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=redondillas+sor+juana+ines+dela+cruz+analisisPDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ecec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECEC | 5068 bytes |
SHA-256: 76af1158442770a1527aa97034d5d5800255e659cdabd6099034e354724556df |
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font_01_sfnt_off0000fe45.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE45 | 11664 bytes |
SHA-256: 490966dbefb4020f72acb3b0ad27cb3d9e25671ee2df03b52c85ee9d2324b839 |
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