MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs, many pointing to compromised CMS upload directories, suggesting a link farm designed to redirect users to malicious content. While no scripts were explicitly extracted, the nature of the embedded URLs and the detection as a phishing trojan indicate a likely attempt to lure users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/58ee38373a2705b4ec013125f4ee2002/9002795337.pdf In PDF document text
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160b43ba9768a8---fanofas.pdfIn PDF document text
- https://asharfilalkulfi.com/ckfinder/userfiles/files/sovogofipavarasuvi.pdfIn PDF document text
- https://impariant-club.ru/wp-content/plugins/super-forms/uploads/php/files/7e88ff88a9b61ce5400f6d414263d769/76054948798.pdfIn PDF document text
- http://pnmanagementsolutions.in/uploads/laberemo.pdfIn PDF document text
- https://fetogram.com/images/upload/files/60919829944.pdfIn PDF document text
- http://dcbestwings.com/uploads/files/birezamu.pdfIn PDF document text
- https://vitanov.rs/files/60560218362.pdfIn PDF document text
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/fiirq72uiigk565l3k5go0dka5/dexoden.pdfIn PDF document text
- http://xn--80aguejfegacgj0ad.xn--p1ai/pict/file/98803846620.pdfIn PDF document text
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a90b4ec9afd---10869807056.pdfIn PDF document text
- http://vhs1962.com/clients/b/b9/b967f936f519796c2a696a6ed1da67f9/File/43122559402.pdfIn PDF document text
- http://kowel.com/ckfinder/userfiles/files/1627904926.pdfIn PDF document text
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16126b7ea7e2f3---77731321522.pdfIn PDF document text
- http://rotarybrescello.it/userfiles/files/93738879219.pdfIn PDF document text
- https://benchmarktransitions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608af849a2a6b---4042154669.pdfIn PDF document text
- http://katour.ru/admin/ckfinder/userfiles/files/63855590436.pdfIn PDF document text
- http://clinicacomciencia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160f89d594488a---47662239061.pdfIn PDF document text
- https://hondamienbac.vn/userfiles/file/futasiva.pdfIn PDF document text
- http://joeun-it.com/userData/board/file/vunakopavikajonuwe.pdfIn PDF document text
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/f5koj71c9kt23o3btqgq1c7rn7/10083199534.pdfIn PDF document text
- http://boulderdivorcelaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf47b093d17---36541303678.pdfIn PDF document text
- http://foire-fromages-et-vins.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075b78185cff---tetipidemisonogoribulevi.pdfIn PDF document text
- http://aircond.md/upload_fck/file/woxaralif.pdfIn PDF document text
- http://www.apsetedavisi.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607a27625f117---zijiwedevakokogaj.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/S30rS-6n6vg/uplcv?utm_term=comprehension+worksheet+for+5th+gradePDF 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_off0000b6f3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB6F3 | 15008 bytes |
SHA-256: 2fde37930ffb238c5766bb03a284506072990b06b47e1cc939f4b8e0dd1b273e |
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font_01_sfnt_off0000dcf2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCF2 | 11244 bytes |
SHA-256: af177b733f78210c0b5098da8c6c5aad1335066a1925ec754fd3d88186562131 |
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font_02_sfnt_off0000f70c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF70C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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