MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a link farm, with numerous embedded URLs pointing to compromised WordPress sites and other domains. The ML classifier strongly indicated maliciousness, and the heuristics identified a link farm pattern on disposable hosting. No scripts were extracted, but the primary function appears to be redirecting users to potentially malicious or SEO-manipulated content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
Heuristics 5
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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://geraldkleinlaw.com/ckfinder/userfiles/files/13908036286.pdf In PDF document text
- https://kodeac.com/wp-content/plugins/super-forms/uploads/php/files/6o8ofh86j04bhouj25tjrkf079/kefisidorebe.pdfIn PDF document text
- http://rayer.cn/d/files/45705496877.pdfIn PDF document text
- https://glosunspa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5be7b595ab---1179070431.pdfIn PDF document text
- http://viral-list-machine.com/ckfinder/userfiles/publics/files/76875332825.pdfIn PDF document text
- http://vantaibactrungnam.vn/upload/files/88283283336.pdfIn PDF document text
- http://teplospectr.ru/images/files/50746918640.pdfIn PDF document text
- http://arci-mp.fr/admin/File/bukizimuzoxibanobudoxe.pdfIn PDF document text
- http://lacasedescaraibes.fr/file/tudubajibomalanebo.pdfIn PDF document text
- http://prodottoitalia.eu/userfiles/files/zonitabarev.pdfIn PDF document text
- https://ovth.ch/userfiles/files/80704054059.pdfIn PDF document text
- http://www.majorisinvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a4ccad68c26---34339513952.pdfIn PDF document text
- https://www.modianodesign.com/wp-content/plugins/formcraft/file-upload/server/content/files/16082896b7722e---bigeganisojulipatanirofos.pdfIn PDF document text
- https://hometeamcorp.com/images/usr/14803730836.pdfIn PDF document text
- http://yaqeen-eg.com/userfiles/file/58224294552.pdfIn PDF document text
- http://africansafaris-spain.com/FCKeditor/editor/filemanager/connectors/php/connector.php?Command=FileUpload&Type=File&CurrentFolder=%2Ffile/55862665473.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/4h093dqgamrd98hpbkfn2cdeg0/voxixupinuzawowopoz.pdfIn PDF document text
- https://kayakbranson.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607fb8065e2fa---92932931899.pdfIn PDF document text
- http://cristal-in.fr/userfiles/file/vidiworupokipakagonite.pdfIn PDF document text
- https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d89768c3c45---xowovisatigu.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=ser+and+subject+pronounsPDF 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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bdad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDAD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d5bf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5BF | 17380 bytes |
SHA-256: fd44942013da73aca3d8b366b1158ddf7af377a93631ebf31f239f89c0de7524 |
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font_02_sfnt_off00010278.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10278 | 10816 bytes |
SHA-256: c4f511ea7bb5fd9d9874071eee0a9f46583a620b6080199a2ba84ba8526c4b55 |
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