MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by a machine learning classifier and ClamAV, indicating a high likelihood of malicious intent. Heuristics indicate the document functions as a link farm, directing users to multiple external websites, some of which are hosted on compromised CMS platforms. The embedded URLs and the nature of the heuristics suggest a phishing or malicious redirection attack.
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://space1500.com/wp-content/plugins/super-forms/uploads/php/files/b7956298a7b134c773867e08bc61b7a9/robiraga.pdf In PDF document text
- http://ziepniekkalns.lv/wp-content/plugins/formcraft/file-upload/server/content/files/160b20b4fb1c33---vogiwazipojavixekokaloje.pdfIn PDF document text
- https://upbilbao.com/ckfinder/userfiles/files/nopiwaxitosajatolipuvowo.pdfIn PDF document text
- http://neuragen.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609215f989b3e---zisexanowezapof.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/7af91b8c3fb323e565874b4d1bf9e372/78286280603.pdfIn PDF document text
- http://timandlor.com/userfiles/file/falezodive.pdfIn PDF document text
- https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/mtgdcjqio5a87quva59ga9ibqo/36900699128.pdfIn PDF document text
- https://www.hospedeagora.com.br/wp-content/plugins/super-forms/uploads/php/files/khrpfp0vneigr19t0tr1ujs396/62654750773.pdfIn PDF document text
- http://wabasnb.com/files/fckeditor/file/207016017660bf4f3ad3f7b.pdfIn PDF document text
- http://limuzine.md/userfiles/file/vifajamom.pdfIn PDF document text
- http://thedreaminitiative.org/Content/Admin/uploads/files/bagukunuxutaxa.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/071428419188.pdfIn PDF document text
- http://forglass.sk/userfiles/file/temub.pdfIn PDF document text
- http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/84513884217.pdfIn PDF document text
- http://fbchitchcock.org/clients/8/8b/8bdff38a390027835eb24981312b950c/File/28217296326.pdfIn PDF document text
- https://abicecream.ru/ckfinder/userfiles/files/61367152453.pdfIn PDF document text
- https://hmv.ir/wp-content/plugins/formcraft/file-upload/server/content/files/160bd38e5cb303---52837990952.pdfIn PDF document text
- https://csom.cz/wp-content/plugins/super-forms/uploads/php/files/0d480e281123adc830d3040221ba2e5f/8643585146.pdfIn PDF document text
- https://californiaoptionsrealestate.com/wp-content/plugins/super-forms/uploads/php/files/ae64a4ad2b387fdd534b71c64ebf6f27/86905177566.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/~3/3CAf4wW3hvY/uplcv?utm_term=monster+hunter+freedom+unite+psp+isoPDF 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_off0000d447.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD447 | 5044 bytes |
SHA-256: dbaeb6d01f400f25f9682d2aef8d4a55ab217d5e886731bdfd5878e451e4b0fd |
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font_01_sfnt_off0000e550.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE550 | 10724 bytes |
SHA-256: 83619b35215278eeebaefc6565164ff77af93f032fb0ff393b20cbd0f0052b3a |
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