MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm or phishing lure. The presence of embedded URLs and the nature of the heuristics indicate an attempt to redirect users to malicious sites, likely as part of a phishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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 http://esoftland.com/userfiles/file/sozop.pdf In PDF document text
- http://activesolutionelectric.com/images/file/12340124917.pdfIn PDF document text
- https://tempegaring.com/contents//files/2864304763.pdfIn PDF document text
- https://postscriptproductions.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609d9fa31252a---jafikipogadakawifi.pdfIn PDF document text
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/dvfe16relfq2hptd7cbe3980m1/85768779173.pdfIn PDF document text
- https://svetpoznaniyaonline.ru/wp-content/plugins/super-forms/uploads/php/files/29a3c9064f65e31e6b4bb546e283ed93/kurapilosufutofozemokimom.pdfIn PDF document text
- https://ev-owners.jp/userfiles//files/rumep.pdfIn PDF document text
- https://cualuoihoanmy.com/uploads/userfiles/file/65898065150.pdfIn PDF document text
- https://a2designbg.com/userfiles/file/topezixapubofulanixefaw.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160715bf148595---79777978277.pdfIn PDF document text
- https://smarttactic.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608c8cdb70a23---86828251350.pdfIn PDF document text
- https://thejasmineway.net/wp-content/plugins/super-forms/uploads/php/files/0d4nd65ig73o5ek8jt36pq8hag/4389865583.pdfIn PDF document text
- https://chocoinmobiliario.com/wp-content/plugins/super-forms/uploads/php/files/840d86ea27865ee8b17cc95eeeca4929/89786324304.pdfIn PDF document text
- https://groupunsur1.com/contents//files/rasabevezop.pdfIn PDF document text
- http://kiemtoanhaiphong.vn/upload/files/46203727192.pdfIn PDF document text
- http://wchs67.com/clients/f/fd/fd50fd9748f3592dabdfdad26f378f15/File/48929925021.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/160865e5b18b6b---tapubutad.pdfIn PDF document text
- http://grandp.ru/userfiles/file/17246012151.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/~3/3vuEKuznOb8/uplcv?utm_term=cultivo+de+bacterias+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
- https://medlineplus.gov/spanish/pruebas-de-laboratorio/prueba-de-cultivo-de-bacteIn 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_off00010da8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DA8 | 5252 bytes |
SHA-256: 64fc10df10f8637ea9acf3da876bd0c64cbc204b2c3779f5595905ab60d74da2 |
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font_01_sfnt_off00011f91.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F91 | 13032 bytes |
SHA-256: b341777b6109c3e79e356b855e883b5d43f0a535d4dc0e12c882064d623aec0e |
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