MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file contains numerous embedded URLs, many of which point to disposable hosting or compromised WordPress sites, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded URIs are indicative of a phishing or malicious redirection attempt, likely delivered via spearphishing.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://alteanetworks.fr/img/file/gojexezikizirexujelu.pdf
- https://pharmnet.cz/ckfiles/files/files/rolopedozomazot.pdf
- http://cbestdesign.com/ckfinder/images_store/files/58484473984.pdf
- http://centreforeffectivecoaching.com/media/file/75139849868.pdf
- https://hosvagyok.hu/userfiles/file/25243219540.pdf
- https://greenline.bg/userfiles/file/vonewutilegogoso.pdf
- http://nacyc.jp/Upload/file/nebin.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/86t8db50hj3oolsdp1nj9e83j2/jivakekilexawexatiwesoj.pdf
- https://www.zaantraining.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16144b24131b70---6992561135.pdf
- https://gastriklandsbf.se/UserFiles/files/20862406519.pdf
- https://vegastel.eu/components/com_mijoshop/opencart/image/data/files/58528231184.pdf
- http://xn--80aap0abfiql8h.xn--p1ai/admin/ckfinder/userfiles/files/waboluz.pdf
- http://tks-forever.com/upload/2021/09/17/file/jamutisobiserora.pdf
- http://puntolinea.org/userfiles/files/90405307927.pdf
- https://fq.ua/images/file/42900129281.pdf
- http://minhtoangalaxyhotel.vn/app/webroot/files/ckfinder/files/44555497749.pdf
- http://myesen.life/userfiles/file/49627773346.pdf
- https://fengshan-zhennangong.org/upload/ckfinder/files/78155939898.pdf
- http://asckhn.com/acskhn/userfiles/file/69428094578.pdf
- https://childprotectionindia.com/lexcyberia/userfiles/files/64619408608.pdf
- http://vxclouds.com/userfiles/file/14329517984.pdf
- https://www.adom.biz.pl/ckfinder/userfiles/files/zuwaxusozovuku.pdf
- https://chataigne-cevennes.fr/imgs/files/45138857783.pdf
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e3dcbc60f4---vemozonuzefubu.pdf
- https://tecnicadovolante.com/images/file/jigisij.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=termux+wifi+hack+commands+list+2020
- 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_off0000b411.bin64531327d7a1216412787468ff74000ed1ac3a86b4e1e5f90f8074c064945817 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB411 | 14964 bytes |
font_01_sfnt_off0000da02.bin7e62b530c1399922df36971cb7d6d2f0156c8e0d2c774d7f3d6571977174222c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA02 | 11324 bytes |
font_02_sfnt_off0000f49f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF49F | 16792 bytes |
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