MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised websites or disposable domains, suggesting it's designed to lure users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates a link farm on disposable hosting, further supporting a phishing or malware distribution intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9966
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://vidaleve.ind.br/ckfinder/userfiles/files/pimizilu.pdf In PDF document text
- https://ghnservizi.com/file/72363978038.pdfIn PDF document text
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c0256d49e7---ritagibotagamesopadovume.pdfIn PDF document text
- http://youngthisyear.com/ckfinder/userfiles/files/lafenojefexetefulaziv.pdfIn PDF document text
- http://tubemakingmachine.com/uploadfile/files/42618539670.pdfIn PDF document text
- http://globomax.eu/userfiles/file/25848117193.pdfIn PDF document text
- https://www.simcoerecovery.net/wp-content/plugins/super-forms/uploads/php/files/brar2hap6d44a2fulkhaebad9e/18296591530.pdfIn PDF document text
- https://melz-feu.ru/upload/pinexomenobananukoxesovug.pdfIn PDF document text
- http://queuemanagementsystems.com/wp-content/plugins/formcraft/file-upload/server/content/files/161307c998ccac---simotukub.pdfIn PDF document text
- http://indago-rovigo.it/userfiles/files/18307460508.pdfIn PDF document text
- http://purepassion.pl/userfiles/file/22288570809.pdfIn PDF document text
- http://kalikraft.com/images/file/48685655944.pdfIn PDF document text
- http://cgemfoco.com.br/ckfinder/userfiles/files/74263383745.pdfIn PDF document text
- https://canoe.ro/Extras/ckfinder/userfiles/files/82124918844.pdfIn PDF document text
- https://grupo-kayros.com/userfiles/file/lodoxodu.pdfIn PDF document text
- http://ajej.pretty-match.com/upload/files/35737678755.pdfIn PDF document text
- http://flyags.com/editorResources/file///21951498617.pdfIn PDF document text
- https://www.cylinder96.ru/admin/ckfinder/userfiles/files/52141833636.pdfIn PDF document text
- http://www.motionmantra.com/userfiles/files/rubebodovuxiratonama.pdfIn PDF document text
- http://malifer.hu/upload/file/57088371444.pdfIn PDF document text
- https://southernwashpros.com/nbloom/fckuploads/file/24946575423.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=three+types+of+environmentPDF 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_off0000f434.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF434 | 10560 bytes |
SHA-256: ed4c6df562f6d7b7afaf042643630395313fcd92099b7591b6136162743cd593 |
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font_01_sfnt_off00010c23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C23 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012435.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12435 | 17572 bytes |
SHA-256: 80d4274a86a9de07f147655f897d37f9f79f63128036ed9844ba41d43c761777 |
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