MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of these links and the overall structure indicate an attempt to facilitate phishing or malware distribution.
Machine Learning
- Nyx PDF Classifier malicious score 0.9956
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.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2e03822dc2---rowatixov.pdf
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/35872d45e50b335c3a7c80bb89384f4e/movadefub.pdf
- http://asckhn.com/acskhn/userfiles/file/94804928585.pdf
- http://studiotecnicobonoli.com/userfiles/files/7994717235.pdf
- http://nuovartea.eu/userfiles/files/93431342788.pdf
- http://vipforiraq.com/userfiles/files/77337592693.pdf
- http://dailitara.lt/bites/uploads/file/dasodikit.pdf
- http://montgomery71.com/clients/34132/File/xibepesef.pdf
- http://manufim.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1608722c58e91c---rutegererapanaboban.pdf
- https://harpethvalleyhealth.com/wp-content/plugins/super-forms/uploads/php/files/62d8035ea7d0e138e6e1b138f2cd0a61/kevew.pdf
- https://anakmeong.com/contents//files/17566809639.pdf
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/a9a6b4fd5715a3e7039666c119a1e7dc/64883264338.pdf
- https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/16084cae454c3d---gobotetaxonoj.pdf
- http://nc2e.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160890dd47f6ad---99119009981.pdf
- http://kulturazebrak.cz/userfiles/zilixovorokimosibola.pdf
- https://cafepiolho.com/uploads/assets/kurit.pdf
- https://bellevuecommunityfoodbank.org/wp-content/plugins/super-forms/uploads/php/files/88548999af991815ee3bd1bd0415e9b3/40540225341.pdf
- http://anandamsanyal.com/userfiles/file/vawilu.pdf
- http://www.sunargrup.com.tr/wp-content/plugins/super-forms/uploads/php/files/amvs59e7tur616ua5ktd5ia043/busetedibudafuxeliduz.pdf
- http://smclassof57.org/clients/34860/File/lurajeb.pdf
- http://pastoret.it/userfiles/files/9309818421.pdf
- http://becro-plast.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1606f1d431db06---rutesafazebevozofupuvo.pdf
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a5aaf537835---pofufataw.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=learning+styles+in+mathematics
- 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_off0000e591.bin0dcb37f7cdf963e53a51bc9afa6a6bc8ac038652b3dab4c0e81566b6d56d097b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE591 | 16840 bytes |
font_01_sfnt_off0001111f.bin0d0570e3df67e9da876d1bb290029294d7cfc9a4bf330fb21c1c86c2dd4f0769 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1111F | 10628 bytes |
font_02_sfnt_off00012941.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12941 | 16792 bytes |
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