MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file exhibits characteristics of a link farm, with numerous URLs pointing to various domains, many of which appear to be compromised WordPress sites. The ML classifier strongly indicates maliciousness, and the heuristics identify it as a link farm on disposable hosting. The primary purpose appears to be directing users to potentially malicious content or for SEO manipulation.
Machine Learning
- Nyx PDF Classifier malicious score 0.9982
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 https://mancomunidadvaldizarbe.com/userfiles/files/nununobivujixepaziniv.pdf In PDF document text
- https://www.syah.org/wp-content/plugins/super-forms/uploads/php/files/2d720f9d2223db9b3c05ded9adc46e7d/4663693932.pdfIn PDF document text
- http://fecirturizm.com/resimler/files/jukudigesuxebi.pdfIn PDF document text
- http://martonaroniskola.net/userfiles/file/39477959364.pdfIn PDF document text
- https://emilline.dk/ckfinder/userfiles/files/51745835183.pdfIn PDF document text
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609c2ecb4c341---63591523805.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/26034875465.pdfIn PDF document text
- http://penoplex24.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16077d68c87169---sibopigol.pdfIn PDF document text
- http://jhdjt.com/images/upload/File/91918379235.pdfIn PDF document text
- https://www.limratechnologies.net/wp-content/plugins/formcraft/file-upload/server/content/files/160f95d3259835---66731442536.pdfIn PDF document text
- https://rmp-familienanzeigen.de/cms/files/wajudadonaxu.pdfIn PDF document text
- http://gwhs79.com/clients/867100/File/buredarupobema.pdfIn PDF document text
- https://www.stamfordtaxis.com/wp-content/plugins/super-forms/uploads/php/files/jdn0cff9eefas4a3bjka0s0njr/11112567605.pdfIn PDF document text
- http://juentai.com/userfiles/files/80279674020.pdfIn PDF document text
- http://theonejsc.com/userfiles/file/74552020651.pdfIn PDF document text
- http://www.peopleoftheheath.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c877c160419---25388530752.pdfIn PDF document text
- http://ar-intl.net/wp-content/plugins/super-forms/uploads/php/files/lo3f41io2vnklp4g25g462rdl2/femarexixeroxofikitulej.pdfIn PDF document text
- https://n95america.com/wp-content/plugins/super-forms/uploads/php/files/f376c2a2b0cee15ec8a6cefd9d4b63d1/zudukujug.pdfIn PDF document text
- http://kahounova.cz/userfiles/file/fagawagotadoxudivopodadu.pdfIn PDF document text
- http://daimarconstrucciones.com/images/admin/file/36084842981.pdfIn PDF document text
- http://kazenergy.kz/wp-content/plugins/formcraft/file-upload/server/content/files/1609495f95ec41---delavisaxitofezazi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=manual+del+baratero+englishPDF 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_off00010145.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10145 | 17816 bytes |
SHA-256: 97e09baaf1a63bdf3d7fb8d5557d10b3ab4b29063a81956608f47955f728e248 |
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font_01_sfnt_off00012fc6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FC6 | 10760 bytes |
SHA-256: 179b9f3333f4574ec314781a81cc6ce98cab92ebd65a880e9195ae0e4f71babb |
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font_02_sfnt_off0001482f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1482F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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