MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF file contains numerous embedded URLs that point to various domains, many of which appear to be compromised or disposable hosting. Heuristics indicate this is a link farm designed to direct users to external, potentially malicious content. The ML classifier and ClamAV detection strongly suggest malicious intent, likely for phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://pixomot.ru/uplcv?utm_term=dua+for+ill+person PDF link annotation
- http://kokocurry.gm/userfiles/file/kerugiruribe.pdfIn PDF document text
- http://yachtales.net/admin/userfiles/files/jutago.pdfIn PDF document text
- https://arch.ua/ckfinder/userfiles/files/josufujobotulese.pdfIn PDF document text
- https://businessincasey.com.au/application/third_party/ckfinder/userfiles/files/mozexexuzupunil.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/rl946jvsql693jjnhvf0n743q3/bimularabipuvebufenenux.pdfIn PDF document text
- http://dinhviht.com/images/newtech/files/zelowaluji.pdfIn PDF document text
- http://biosurfest.com/userfiles/files/34068502329.pdfIn PDF document text
- http://namhungholdings.com/uploads/ckfinder/files/wolixobej.pdfIn PDF document text
- http://c2r.su/uploadfiles/file/2021090110040073499.pdfIn PDF document text
- http://www.rodnolespropertymanagement.com/siteuploads/editorimg/file/sakigodug.pdfIn PDF document text
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/16132905cd32f0---65535518526.pdfIn PDF document text
- http://alatasfilms.gr/ILC/img/file/12585959163.pdfIn PDF document text
- http://andreagarciam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137190981f5b---40577081842.pdfIn PDF document text
- http://ankamet.com/userfiles/file/37133812576.pdfIn PDF document text
- https://www.hintonassociates.com/wp-content/plugins/super-forms/uploads/php/files/4f64a961145bcce74034791ac6bae383/kazulusafi.pdfIn PDF document text
- http://tahyuh.com/uploads/files/202109082218163360.pdfIn PDF document text
- https://brazilairporttransfers.com/ckfinder/userfiles/files/rufizuvusi.pdfIn PDF document text
- http://aristosaigonhotel.com/uploads/files/93809075143.pdfIn PDF document text
- http://praguetransfer.com/files/file/ketupuwadogasukuzasi.pdfIn PDF document text
- http://p-energo.ru/content/file/58200652156.pdfIn PDF document text
- http://xn----7sbakn3aoflleitf3m6a.xn--p1ai/userfiles/file/25871266651.pdfIn PDF document text
- http://fxlcd.com/upload/file/manuzozatokog.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_off0000de1d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE1D | 22136 bytes |
SHA-256: 37da61388fef8f94664b835ef8c9dbe8f9c848f05f93f590c4519976b6efd918 |
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font_01_sfnt_off00011837.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11837 | 10356 bytes |
SHA-256: 8dc8fa4df6bce555a4f1b80f9efb13faef9631495b538fac5693126ec8d4b43d |
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font_02_sfnt_off00012fac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FAC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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