MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm hosted on multiple compromised WordPress sites, suggesting an attempt to redirect users to malicious content. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic indicates these links are on disposable hosting, further supporting a malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 http://www.afamaresme.org/wp-content/plugins/formcraft/file-upload/server/content/files/160b0979a0217b---62681306018.pdf
- http://ankamet.com/userfiles/file/71067382312.pdf
- http://pwr-tech.ru/userfiles/file/vutefusimilenodawev.pdf
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/1609870d350d45---weniwigov.pdf
- http://venturahigh1967.com/clients/40640/File/89068135636.pdf
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1606f688a5ee86---57316705483.pdf
- https://dongytueduc.com/wp-content/plugins/super-forms/uploads/php/files/pbjoclet30t3geia112k16e4fm/rupex.pdf
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c2ac343f97e---xurejewazixudetapavake.pdf
- https://joefairless.com/wp-content/plugins/super-forms/uploads/php/files/4cd74d78aae2f4c4137e080c59b6c9d7/fotalovilewonijetus.pdf
- http://nenkin-t.com/upload_img/ck/files/nasosuvedimupagofovazo.pdf
- https://k2salight.com/wp-content/plugins/super-forms/uploads/php/files/56d9b3d6b6404bfc78e002da4673bd63/41930859705.pdf
- http://axiomestates.com/userfiles/file/21903510978.pdf
- http://cravaluos.com/ckfinder/userfiles/files/surigifusurib.pdf
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160d46c806102d---vewufujimotagenesoxuzu.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/1609b180ebf837---kejonifa.pdf
- http://alpha-cp.com/userfiles/file/lisiwujefamiteliri.pdf
- http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16094b1a609753---nilino.pdf
- https://www.sidertest.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a47c7e2a4ae---11576054245.pdf
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cdf1808e44---91043473633.pdf
- https://teenvolunteerdallas.org/wp-content/plugins/super-forms/uploads/php/files/390b7e2364560011ec0a60d605199e50/mipuviziv.pdf
- https://floridaholidayplanner.com/wp-content/plugins/super-forms/uploads/php/files/e942883ac022b765ba78c06e4a9a8410/25520107664.pdf
- http://tipsclubcr.com/campannas/file/49255086391.pdf
- https://aquafilling.com/userfiles/file/96444619989.pdf
- https://miamiuniquelimo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083efa96d29e---75244037131.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/YTWXjIUwRh0/uplcv?utm_term=components+of+school+health+services
- 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_off0000e8bc.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE8BC | 16792 bytes |
font_01_sfnt_off000100d3.bina7722a08b13ace76402db7e971935d112fbc95226c5d5584d81aef89e5c0a377 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x100D3 | 10844 bytes |
font_02_sfnt_off000119af.bin809a8caffeab2024e34f62cfcabdbc02ce356840ba1a22692877e6095a2fcbb1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x119AF | 16968 bytes |
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