MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded URLs, many of which point to compromised WordPress sites, indicating a link farm designed to lure users to potentially malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/be2cef79fa0d4e9a59292abab872010d/vonopa.pdf In PDF document text
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/9e1349127af3f7e81ba1fee7a40514af/28673686011.pdfIn PDF document text
- http://cuatudongnhatrang.com/uploads/files/19201017946.pdfIn PDF document text
- http://nurugelexport.com/ckfinder/userfiles/files/jivagudodelodorufumeliwi.pdfIn PDF document text
- http://matsonconstruction.net/userfiles/file/88875698287.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/42705286355.pdfIn PDF document text
- https://abzesolar.com/uploads/files/70431429190.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/060fbe2516f62c7f6f5e862284924ed7/nevenusojekusodisogaxu.pdfIn PDF document text
- http://faulkfamilync.com/clients/c/cc/ccb94402b1eed20a0583117be0c0b506/File/zarobavadatole.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c0cda11b292---46707830590.pdfIn PDF document text
- http://nsdadventist.org/FCKData/file/gusigixoxugi.pdfIn PDF document text
- http://designpavelzapletal.cz/files/file/beximunovu.pdfIn PDF document text
- http://186086.com/upload/files/16316377446.pdfIn PDF document text
- http://entiambalaj.com/upload/file/rarifigajirub.pdfIn PDF document text
- https://njsolarpower.com/wp-content/plugins/super-forms/uploads/php/files/b022b6666a9b19a66f07aa271e4ba62e/gezipobukibilalijug.pdfIn PDF document text
- http://madveras.com/ckfinder/userfiles/files/paxarodomelufuregawab.pdfIn PDF document text
- http://goozzl.com/userfiles/files/37279410813.pdfIn PDF document text
- http://personnelstrategies.net/userfiles/file/40739779791.pdfIn PDF document text
- http://scriptonica.ru/files/files/powupupolowexoguta.pdfIn PDF document text
- https://www.analfissur.com/wp-content/plugins/formcraft/file-upload/server/content/files/160715221bb794---7847411420.pdfIn PDF document text
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609faea12c341---lipufuriguf.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=diamante+i+love+myself+for+hating+youPDF 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_off0000d3eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3EB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ec02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC02 | 10940 bytes |
SHA-256: 0c40bb92ccb8460b178ac746cb1e83924f370efc1eab22f3cd584c93256d8b82 |
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font_02_sfnt_off00010539.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10539 | 17776 bytes |
SHA-256: 730c8e60340bbf415864e8456061dad3aee1d93973ca46541acc31c01fe2928a |
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