MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by a machine learning classifier and ClamAV as malicious. It contains numerous links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users to potentially harmful content. The presence of multiple external URIs and link farm heuristics indicates a probable phishing or SEO poisoning attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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 https://alianzatours.com/imagenes/file/26574338336.pdf In PDF document text
- http://austria-ex.com/images/blog//file/rowowifixewi.pdfIn PDF document text
- http://optimus.org.au/wp-content/plugins/formcraft/file-upload/server/content/files/16075e820caece---80135169304.pdfIn PDF document text
- http://soflacops.com/clients/83266/File/nojezebo.pdfIn PDF document text
- http://solyaris.pro/admin/ckfinder/userfiles/files/13140310455.pdfIn PDF document text
- http://www.rolstoellift.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608bada1b9920---pazejigu.pdfIn PDF document text
- http://amblesidewindermere.ca/fckuploads/images/file/vararetusetibo.pdfIn PDF document text
- https://infravoip.com/wp-content/plugins/super-forms/uploads/php/files/d3756908ae6fdf88b49a5b1f55a9affd/sipixodiwirojaxoresutu.pdfIn PDF document text
- http://barrybusiness-crm.com/ressource/devis-photo/files/58711388864.pdfIn PDF document text
- http://accronline.com/userfiles/file/42273905540.pdfIn PDF document text
- http://jyotiacademicpress.org/uploads/file/65720678787.pdfIn PDF document text
- http://wadirumshootingstars.com/userfiles/file///pinezokumivadomuxutor.pdfIn PDF document text
- http://alnoorcity.com/userfiles/file/ruravigikegusu.pdfIn PDF document text
- http://eternoohydro.com/d/files/81038841251.pdfIn PDF document text
- https://floridainvestment.cz/files/file/40779113765.pdfIn PDF document text
- http://gourmethousemacau.com/UploadFilesfile///87059571143.pdfIn PDF document text
- http://iccj.jp/images/uploads/fckeditor/file/mozunitedo.pdfIn PDF document text
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/ulmq7kuurjurbirnibj6erju0t/70707613612.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/ra4r0l2itu5ll74dcs6rdohmc2/romulis.pdfIn PDF document text
- http://ophtalmic-overnight.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160e5f6ba6d57b---13932731667.pdfIn PDF document text
- http://fcv-bo.org/data/fcv-bo/userfiles/file/85114196635.pdfIn PDF document text
- https://sambelteri.com/contents/files/botul.pdfIn PDF document text
- http://northmarking.com/userfiles/files/11621302823.pdfIn PDF document text
- https://on-call-anatomist.org/ckfinder/userfiles/files/97731511531.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/ngfLrbzwjls/uplcv?utm_term=don+quixote+graphic+novel+pdfPDF 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_off0000ea38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA38 | 17744 bytes |
SHA-256: 6cd325bab0adfdc2898b97fe0f3fda194860f0b7d39bdcb718cdc8533fa64aed |
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font_01_sfnt_off00011793.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11793 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012faa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12FAA | 11144 bytes |
SHA-256: e1f1ccb78bcd4bcd67fa360e3760451b6630f5c0b26f63102d769359abe0aa20 |
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