MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to compromised CMS uploads and disposable hosting, indicating a link farm designed to redirect users to malicious content. The primary function appears to be directing users to external, potentially harmful, websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9893
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 http://w-mill.jp/images/file/nolelixumixu.pdf
- http://leinerpakgelatine.com/survey/userfiles/files/73241565652.pdf
- https://foundationkuzmanov.com/files/78619535039.pdf
- http://bidmitt.com/img/files/file/81731258580.pdf
- http://happyland-nsk.net/ckfinder/userfiles/files/lokafabaxomo.pdf
- http://shiokuda1.com/contents/files/xagarizazujusegelapiw.pdf
- http://romanasulcikova.cz/userfiles/99790995882.pdf
- https://www.mybizwebsites.com/wp-content/plugins/formcraft/file-upload/server/content/files/161341515bf5d2---mebozoluwinamipavanilepa.pdf
- http://xn--3e0b556bhrbowi6undva.com/ckupload/files/bezikozagidev.pdf
- http://royalwedding.jp/images/blog/file/34982689660.pdf
- https://medsplus.us/admin/images/file/wofaxaxapejozaxa.pdf
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/74708383537.pdf
- http://naturestuff.nl/siteimages/file/94200116154.pdf
- http://halaljones.com/uploads/files/labin.pdf
- http://hyundai-baoloc.com/luutru/files/26320033183.pdf
- http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16142d5470ac94---kerenawejeb.pdf
- http://iamsong.vn/uploads/files/zopadepepud.pdf
- http://cornucopiafrederick.com/uploads/files/61140390885.pdf
- http://gabinetortodontyczny.eu/userfiles/file/xefesumosawiwazu.pdf
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613eb1d2b3a46---17583486185.pdf
- http://www.andreapondika.cz/file/20567893085.pdf
- http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/161444ab7878c5---nuloleteguxeg.pdf
- https://naucharts.com/ckfinder/userfiles/files/36359819396.pdf
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1612f5c7a3946d---gagitipafivesawo.pdf
- https://duproject.com/uploadEditor/files/mugetoxoraf.pdf
- http://ride.hu/images/uploads/files/pizewodurimiwemaka.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=online+free+play+among+us
- 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_off0000bcbf.bin62aa50eefbf029f4aaaf327b4ccc37b8b4caaabf6a3c1b1de8de16d244aaef38 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBCBF | 16288 bytes |
font_01_sfnt_off0000e670.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE670 | 16792 bytes |
font_02_sfnt_off0000fe87.binc37642c05985f70d3b32c75a02e7f1a55fd2d329f2e3614beea3411f463a0983 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE87 | 10840 bytes |
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