MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent. The document body, though heavily obfuscated, contains a search query that likely serves as a lure to disguise the malicious nature of the links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://queure.ru/uplcv?utm_term=how+to+adjust+aoc+monitor+brightness PDF link annotation
- https://www.basur-tedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606e36b38de64---tatopo.pdfIn PDF document text
- https://theemperorsoldclothes.co.uk/wp-content/plugins/super-forms/uploads/php/files/mcppctbhdhtaiajsf542ao26ca/43973952079.pdfIn PDF document text
- http://svenstavik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f0d26c6651---vamaxopineraxilezujisegu.pdfIn PDF document text
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e1ecb6b041---satevej.pdfIn PDF document text
- https://notofthisgalaxy.com/wp-content/plugins/super-forms/uploads/php/files/2t4oeb2mhcqpoeu5vplj041bsb/redam.pdfIn PDF document text
- http://call.ae/wp-content/plugins/formcraft/file-upload/server/content/files/16088df6adb4ab---potewabopefidefuzojegi.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/86589149915.pdfIn PDF document text
- https://msr-hudsonproperties.com/wp-content/plugins/super-forms/uploads/php/files/bbdb7c7edf3669b445965f2d2fc7249d/57135906818.pdfIn PDF document text
- http://africa-emergence2019.com/userfiles/file/xiruvifidematizipotikivin.pdfIn PDF document text
- http://jtour.vn/userfiles/file/36846353282.pdfIn PDF document text
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/193eeff4937d37f154fb978f40b92825/vepobaludivimoxinulup.pdfIn PDF document text
- https://malashealthcare.com/userfiles/files/siwewikud.pdfIn PDF document text
- https://www.federatedlighting.com/wp-content/plugins/super-forms/uploads/php/files/b2f52919f572fc72f2748119507fc066/43564523582.pdfIn PDF document text
- http://rufullthrottle.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086218614d42---gafobadowemanexitopemed.pdfIn PDF document text
- https://zazilha.com.mx/wp-content/plugins/super-forms/uploads/php/files/388f150765f12686602ba463c43b813b/1863759088.pdfIn PDF document text
- http://stkvn.ru/wp-content/plugins/super-forms/uploads/php/files/d8b4b4fcfbb5bf0e1ed525b7720d25eb/28497084420.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609181501f89d---kamubunagu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dcdd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCDD | 5588 bytes |
SHA-256: c5f2ae2c76dd3eed733709202d464023856d16f217446a7063a53a9ce0b021f8 |
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font_01_sfnt_off0000efc3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC3 | 11028 bytes |
SHA-256: ce5d5a4c28561667780dcb5516d68635d47619e6b614ca7235460e96162fa7e1 |
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