MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting a phishing or malware distribution campaign. The presence of embedded URLs and the nature of the heuristics indicate an attempt to redirect the user to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://drafthe.ru/uplcv?utm_term=android+8+death PDF link annotation
- https://yournew.site/wp-content/plugins/super-forms/uploads/php/files/8r56hptnimdh7tbj7ug8qe31rr/22415029450.pdfIn PDF document text
- http://remontnoedelo.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16135cb0921dd0---naravagusenexegefuwopojus.pdfIn PDF document text
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1614441c1ced05---dipubexejo.pdfIn PDF document text
- https://pt2-turbo-j3t.com/contents/files/tapubomukixevutovewunumor.pdfIn PDF document text
- http://mtreurope.com/ckfinder/userfiles/files/12634129436.pdfIn PDF document text
- http://elcwma.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/25790910005.pdfIn PDF document text
- http://pietroquatriniarchitetto.eu/userfiles/files/40708278427.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/trm187jpgpqq6tn4r67uam451f/33972019497.pdfIn PDF document text
- http://ykzn8.com/upfiles/editor/files/vajetadatodi.pdfIn PDF document text
- http://bukvoznaika.ru/ckfinder/userfiles/files/46312419527.pdfIn PDF document text
- https://praktijk-fix.nl/userfiles/image/file/74878804921.pdfIn PDF document text
- https://hurghadalife.net/userfiles/files/36312794340.pdfIn PDF document text
- http://amongelite.com/ci/userfiles/files/mekud.pdfIn PDF document text
- https://nasco-ye.com/uploads/file/27148422974.pdfIn PDF document text
- http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/161336452760f3---denoke.pdfIn PDF document text
- http://legalinet.eu/userfiles/files/89315892982.pdfIn PDF document text
- http://automozg.by/upload/editor/files/57510592544.pdfIn PDF document text
- http://aaas.handyfriendship.com/upload/files/96737548692.pdfIn PDF document text
- https://innotek.vn/uploads/news_file/sixopixed.pdfIn PDF document text
- http://strategie-online.net/catalogue_dynamique/file/vunuvapetesuguwudorigeki.pdfIn PDF document text
- https://adamant54.ru/userfiles/files/19446389675.pdfIn PDF document text
- 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_off0000bb6d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBB6D | 18832 bytes |
SHA-256: c76c4d3b8d415dab0a50450b86457381706571b8ddde948d27c635bd0e80ef56 |
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font_01_sfnt_off0000ebf6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBF6 | 10320 bytes |
SHA-256: 81bce18b8049e33e9743ef590a287178aca0fc11a9c60d8be5a427fd5225fbb9 |
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font_02_sfnt_off0001032c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1032C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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