MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous links to external PDFs hosted on compromised websites, suggesting a phishing or malware distribution scheme. The presence of PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, indicating the use of compromised infrastructure to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.reparaciondebomba.com.ar/wp-content/plugins/super-forms/uploads/php/files/8gtbq2ctcih2ubcd3irt1ikvl2/nubavajomederidewasam.pdf In PDF document text
- https://ptogel2.com/contents//files/77242884745.pdfIn PDF document text
- https://xosobacninh.vn/webroot/img/files/vonewosexejinitibeno.pdfIn PDF document text
- https://areicon.com/images/file/sanoxijitomojakul.pdfIn PDF document text
- http://moveisgarciadigital.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16080002c2aa2a---juwapulebi.pdfIn PDF document text
- http://greenbrier101.com/userimages/72824033199.pdfIn PDF document text
- https://nationalcardsolutions.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086306e1d2e9---30184122478.pdfIn PDF document text
- https://www.fecomerciomg.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16089b86c19b01---15806095057.pdfIn PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a17e9170cda---bifubegukawilatatap.pdfIn PDF document text
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/160853bc3b65c1---fixerivuputefesunefuta.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/funujepifetidovexuj.pdfIn PDF document text
- https://lashmakerpro.it/wp-content/plugins/super-forms/uploads/php/files/6q32cfle56ejkdeodf3ke8p552/kufab.pdfIn PDF document text
- http://www.climatisur.com/ckfinder/userfiles/files/bexusirudepat.pdfIn PDF document text
- https://kvkumariajnkvv.org/singhania/downloads/file/32951928547.pdfIn PDF document text
- https://forex-robo.org/wp-content/plugins/super-forms/uploads/php/files/50c7b6cbf7a8bc86049a4572694f68b1/febafuvazilafef.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/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=print+secured+pdf+file+onlinePDF 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_off0000d3a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD3A4 | 4940 bytes |
SHA-256: 060667f0c27af51c0f8446da386801534bac80d70dde8d5211604ef17d218be4 |
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font_01_sfnt_off0000e484.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE484 | 10772 bytes |
SHA-256: cba85152f3afa4ea02bc4936726f3c884aa7876733685c2aa142d79bb0323013 |
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