MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous URLs, several of which are hosted on compromised WordPress uploads or disposable domains, indicating a potential phishing or malware distribution scheme. The ML classifier and ClamAV detection strongly suggest malicious intent. While no scripts were extracted, the structure and URL patterns are consistent with a malicious PDF designed to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://wuyioutdoor.com/userfiles/file/vomubujemavuwezitugovis.pdf In PDF document text
- http://sportsgarten.com/editorData/file/kexolibogixo.pdfIn PDF document text
- http://elma-itc.ru/!upload/files/55006855826.pdfIn PDF document text
- http://csaladiegyteruautok.hu/userfiles/files/9357803920.pdfIn PDF document text
- http://kd-council.com/upfile/files/86691897313.pdfIn PDF document text
- https://orig-shop-gsm.ro/ckfinder/userfiles/files/weginimevobal.pdfIn PDF document text
- http://cdwy028.com/uploadfile/file/20210909132734.pdfIn PDF document text
- https://capital-publishing.com/ckfinder/userfiles/files/lajavapi.pdfIn PDF document text
- https://songhongresort.com/img/files/55196293093.pdfIn PDF document text
- http://baaningdoi.com/file_media/file_image/file/6236550180.pdfIn PDF document text
- http://ministerium.pt/files/vanevarex.pdfIn PDF document text
- http://xn----7sbab1bcaqplb0ccyi9d.xn--p1ai/files/file/puwomesejewirepebituvi.pdfIn PDF document text
- http://magogaralbamoble.com/galeria/files/97298318528.pdfIn PDF document text
- http://skulpt.in/admin/uploads/file/runojojumunisiwitizukuv.pdfIn PDF document text
- http://deauville.ru/files/file/wibizaligodotud.pdfIn PDF document text
- http://111-orte.com/testarea/cwsCMSlight/media/files/72222258368.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/161362a32cd6e7---1094156229.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16134e27f78cb8---vimax.pdfIn PDF document text
- https://digireg.lu/upload/jojamafutaxarudobidabuvap.pdfIn PDF document text
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16131d7e165661---13201461670.pdfIn PDF document text
- http://word.mn/uploads/assets/3770846999.pdfIn PDF document text
- http://lynxitservices.com/ckfinder/userfiles/files/45593094128.pdfIn PDF document text
- http://ambulatorioveterinariomariani.it/userfiles/files/8014993361.pdfIn PDF document text
- http://seidels-mineralienwelt.de/images/uploaded/file/38009447538.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/YTWXjIUwRh0/uplcv?utm_term=best+vpn+country+for+pubg+litePDF 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_off0000bc12.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC12 | 10964 bytes |
SHA-256: f88f393d9f4813ad5001ca4aa1bcb1ac9eaae3983810cbe71298a740a474c49c |
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font_01_sfnt_off0000d582.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD582 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000ed94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED94 | 17496 bytes |
SHA-256: c6d8842f2584df7002221b1c2eede252de17c61a644a2390d4c741017e9228c8 |
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