MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution scheme. The file's structure and embedded links align with techniques used to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9949
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://pistant.ru/uplcv?utm_term=the+elements+of+mechanical+design
- https://betibg.eu/webroot/img/files/17351981321.pdf
- http://gentlemensquartersbarbershop.com/wp-content/plugins/super-forms/uploads/php/files/48920b91d70eba1b0090fbe820f60383/roziturabazerixomurow.pdf
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16090c10c45244---45287546815.pdf
- https://heritagelogs.com/wp-content/plugins/super-forms/uploads/php/files/5kv7r6qqo5dlp4focr6mfa8v7d/togikilaxe.pdf
- https://annjulieskarpmo.com/userfiles/file/18691861635.pdf
- http://www.telsercom.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acebf2c29c1---gisuporapip.pdf
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c3dbb5a5c4---kovog.pdf
- http://greenplanetnepal.com/userfiles/file/dusupiteka.pdf
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a065d2d74ba---23526079852.pdf
- http://bjsprt.com/uploadfile/file///2021060615272025.pdf
- http://baugeraeteverleih.de/benutzerdateien/62851321413.pdf
- https://lorenzonimmigrationlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160984dbbe8ab0---bodujuxesenufuzode.pdf
- http://www.psstrecno.sk/wp-content/plugins/formcraft/file-upload/server/content/files/160a0d84a0cece---bimebafoziza.pdf
- https://puertoestereo.com/wp-content/plugins/super-forms/uploads/php/files/fgpcvqr496vncu6tt39nato5gd/2928603065.pdf
- http://foto-klub.dk/userfiles/file/denojare.pdf
- http://www.franklinwebdesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a003c886817---39987809818.pdf
- https://securityguardsupply.org/php/uploads/file/83545349725.pdf
- http://www.leasebridge.com/CKUPimg/files/62564530143.pdf
- https://admonks.ru/wp-content/plugins/super-forms/uploads/php/files/8c005c016286a92b46406f488df3ea5d/85083550966.pdf
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c288540cb3b---guxomax.pdf
- http://daiichihr.com/uploads/news_file/32168674971.pdf
- https://www.lenoir-elec.com/wp-content/plugins/super-forms/uploads/php/files/4h554332f6s2rie9mqs3a4ie31/gogetexemodonapixo.pdf
- http://braciszewska-klimek.pl/fck_files/file/6576165671.pdf
- https://samsungklima.net/upload/ckfinder/files/86804600712.pdf
- http://dominopark.pl/public/upload/ckfinder//userfiles/files/78964186343.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d3d4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3D4 | 16792 bytes |
font_01_sfnt_off0000ebe6.bin229f8dbefa42853ea9b7d62e1e64c8502ae41435781179d305a7ac96292e3d34 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBE6 | 16392 bytes |
font_02_sfnt_off00011630.bin64ce1d45f95b75f3d968045f1547814f338a4bcfcfd078055e6d8324ee68657c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11630 | 10784 bytes |
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