MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The file contains numerous links pointing to compromised WordPress sites and disposable hosting, suggesting it functions as a link farm. These links likely lead to phishing pages or further malware downloads, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9936
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://drafthe.ru/uplcv?utm_term=difference+between+stateless+and+stateful+widget+in+flutter
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160ae483565e5d---mexoximenovuxufarimavojo.pdf
- http://lawcab.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16073a1c78ebe8---7656006832.pdf
- http://pebyte.com/wp-content/plugins/super-forms/uploads/php/files/0astg8ajocndvn8nhq0aactbjf/22024888132.pdf
- https://casabresciani.it/uploads/file/limida.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/jli00cqotljvu00fc7un5uf691/rurun.pdf
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1607e1b178d899---24947524424.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/gsp8htharcnacphcbrn95bur27/26451844843.pdf
- http://sanarina.de/ckfinder/userfiles/files/safaposofez.pdf
- https://sayurhijau.com/contents//files/14473343800.pdf
- http://omni-links.com/images/blog//file/vawizuxotuv.pdf
- http://gphs100.com/clients/e/e3/e3ed30f4e85b1ff1e74f61348c82e8eb/File/rimususimuvilegozi.pdf
- http://antwerp-reefer-tournament.be/argt/files/sisusin.pdf
- https://bloomland.com/sites/bloomland.com/files/76512463013.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16085dea8b8e47---71348856775.pdf
- http://limpiasol.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089b9bf76df4---jitomibipux.pdf
- http://vipavtoufa.ru/wp-content/plugins/super-forms/uploads/php/files/9b0b69f44a0d4540eb606f4387516172/57156644523.pdf
- https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/992e33b5d407c3df92f7286599626d18/loxapuvufageteworiw.pdf
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160ca30a1eca62---woxemi.pdf
- http://donkaew-furniture.com/ckfinder/userfiles/files/5287744371.pdf
- http://www.mezmat.ru/ckfinder/userfiles/files/najorijimemetomefaduribe.pdf
- http://webscape.co.bw/wp-content/plugins/formcraft/file-upload/server/content/files/1607fdf648ae85---50923916092.pdf
- https://247hvac.ca/fabulous1/uploads/files/10752822274.pdf
- https://bxthirteen.wpengine.com/wp-content/plugins/super-forms/uploads/php/files/e77aeb5f450389aca29c56effa2992b2/gulajoxobemena.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_off00011cd5.bine595bf235f060eae60258536b44e8f5a71094049b03e12eb78177270dd315d8f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CD5 | 10860 bytes |
font_01_sfnt_off000135eb.bin29570a9dca5e85db6a1a44be889870f7811c7fb6cb260cdc3b1b6db5fcecb756 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x135EB | 18960 bytes |
font_02_sfnt_off000166fe.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x166FE | 16792 bytes |
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