MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many of which point to compromised WordPress sites, suggesting a link farm designed to redirect users to malicious content. ClamAV detection and ML classification strongly indicate malicious intent. The presence of multiple distinct hosts and the use of 'utm_term' parameters in some URLs further support the classification as a phishing or redirection attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://costumeworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607b8bc850c71---jozozidiwomimazonefi.pdf In PDF document text
- http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/1607f0cf22dac2---5356849028.pdfIn PDF document text
- https://drahmetbostanci.com/wp-content/plugins/formcraft/file-upload/server/content/files/16074feb6b42d9---garebaxeli.pdfIn PDF document text
- https://www.hemoroidklinigi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079dc477122b---49386828409.pdfIn PDF document text
- http://oneself.pro/wp-content/plugins/formcraft/file-upload/server/content/files/160750da417efc---zakamu.pdfIn PDF document text
- https://prikolnaya.com/wp-content/plugins/super-forms/uploads/php/files/b431b2b8518cc18351ec24854268122c/xepofona.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/i43s9qdna28ipkusq1keg8n892/87257999337.pdfIn PDF document text
- https://www.carlosfunes.es/wp-content/plugins/formcraft/file-upload/server/content/files/1606c96a87d742---rakuzijiroror.pdfIn PDF document text
- https://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/80mi7t8q2olov6qi75j9p09nh3/21478817404.pdfIn PDF document text
- https://canvasations.com/wp-content/plugins/super-forms/uploads/php/files/415sl11uhnisel6klt82fo6kj5/63654984264.pdfIn PDF document text
- https://e-lightingcontrols.com/wp-content/plugins/super-forms/uploads/php/files/f0c90e631d00190eb3da126207604c03/77319733432.pdfIn PDF document text
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/c4pds2ft0la7pr5rn2agk8350h/buwetitaguvusa.pdfIn PDF document text
- https://tkpmission.org/wp-content/plugins/formcraft/file-upload/server/content/files/160844f114715e---86473556378.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/6e2ecb6e87db4a7ac7fba9e91ac4b9eb/tokivalodanixewuxiver.pdfIn PDF document text
- https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/epgtmf43bfk773vd4qh976sh8j/fuzoxojame.pdfIn PDF document text
- https://realestateconnect.pro/wp-content/plugins/super-forms/uploads/php/files/cp88b62ol81lq9kmtu7v1ramf0/14194848188.pdfIn PDF document text
- https://southtours.com/wp-content/plugins/super-forms/uploads/php/files/phho2a4qog0e3tr1082k6o3gds/feradovajemapoba.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=normally+aspirated+engine+performancePDF 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e82b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE82B | 5544 bytes |
SHA-256: e0736dde11fbbbb37e479575e6286c7d2e799b154b8520e5fd0fab66c6727255 |
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font_01_sfnt_off0000fb05.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB05 | 10584 bytes |
SHA-256: b80266596da3815adf90fd686a6e233d5c897851afa0639683537a116f2fbe0a |
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