MALICIOUS
96
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, specifically targeting upload directories. These links likely serve as a distribution point for further malicious content. The ML classifier strongly indicates maliciousness, and the presence of a link farm on disposable hosting further supports a malicious intent to obscure the true payload source.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.helpfulhunks.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1607e5000de571---77759954666.pdf In PDF document text
- https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/160798242739b5---82450695056.pdfIn PDF document text
- http://3duct.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e2c0a061c4---vavafovosomavegot.pdfIn PDF document text
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/16081c9eedd009---tewom.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/023357672f554bd6768b1feef96810c7/75071157828.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1606f52365cd0e---sasegoxowufobavuwowikim.pdfIn PDF document text
- https://agatanorek.com/files/file/29639195895.pdfIn PDF document text
- http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606eb573b4bf1---93280457564.pdfIn PDF document text
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/tdq49lk1ogk6o8jqmajh5k3jm7/29164137910.pdfIn PDF document text
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/160763c3360e0f---ronumomuxebekedug.pdfIn PDF document text
- http://www.hkqi.com/wp-content/plugins/formcraft/file-upload/server/content/files/160795eae33cb4---32405394287.pdfIn PDF document text
- http://shmountaineering.co.uk/wp-content/plugins/super-forms/uploads/php/files/ikjhj8n0dpl7p373o8ckf10656/23696924394.pdfIn PDF document text
- https://vuaship.com/wp-content/plugins/super-forms/uploads/php/files/r2h7fsr23upkm3o6okmd0vqbea/supegifon.pdfIn PDF document text
- https://motelandratecuci.ro/userfiles/file/dufugofewimuj.pdfIn PDF document text
- https://gccpay.net/wp-content/plugins/super-forms/uploads/php/files/b6efbf548ad1f408b728270bd32dd749/30582876081.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/GLLx1DTH0VQ/uplcv?utm_term=alone+on+the+way+piano+sheetPDF 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
- 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_off0000f438.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF438 | 4992 bytes |
SHA-256: b258144baa45c55dc6a1b3a9d9a9c23a7bbc36b4e458e6b69193cd64d667b5eb |
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font_01_sfnt_off00010548.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10548 | 11196 bytes |
SHA-256: 4ce90e500408ab9b80ff7c879fc2eb0f3584963549dc590b7ef94e7c032bfb23 |
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font_02_sfnt_off00012b60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B60 | 16100 bytes |
SHA-256: 9cfb948b915a4694feeb7f8719f2b65905b0a58e2ed918074a610570d07e7249 |
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