MALICIOUS
244
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical finding for linking to known malicious redirector infrastructure. The document contains a large number of external links, many pointing to disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. While no scripts were extracted, the presence of numerous URLs and the ML classifier's high confidence indicate a strong likelihood of malicious intent.
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 links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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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://dafemum.ru/strik?utm_term=bunker+hill+security+cameras+wireless In PDF document text
- http://halfraire.xyz/sebuzupawuzijidepidoivnsj.pdfIn PDF document text
- https://cdn.sqhk.co/senuziker/jffLcIQ/best_netflix_shows_2020.pdfIn PDF document text
- http://graatorama.space/chicas_a_domicilio_en_marylandjl0br.pdfIn PDF document text
- http://mamuxorap.getenjoyment.net/the_birth_of_venus_book.pdfIn PDF document text
- https://cdn.sqhk.co/simikimira/juhc0gh/15128196335.pdfIn PDF document text
- https://xogupugisi.weebly.com/uploads/1/3/4/1/134109029/finopaguvubokos.pdfIn PDF document text
- http://janafan.scienceontheweb.net/venous_blood_collection_procedure.pdfIn PDF document text
- https://cdn.sqhk.co/tesolivu/iaTghih/20936609221.pdfIn PDF document text
- https://cdn.sqhk.co/xurakipigub/fq5jhZy/lighthouse_cafe_menu_san_pedro.pdfIn PDF document text
- https://lafozevu.weebly.com/uploads/1/3/4/3/134378288/mozotetomex.pdfIn PDF document text
- http://rufawefojag.sportsontheweb.net/nextbook_ares_11a_manual.pdfIn PDF document text
- https://ludalobupum.weebly.com/uploads/1/3/4/5/134528654/vesadiwekekegu_dezaroru_wonuje_zimemovadi.pdfIn PDF document text
- https://cdn.sqhk.co/pibilebomek/jijhzYl/xufasejebi.pdfIn PDF document text
- http://alexsaf.ru/kareganituruparowevarokeyt8.pdfIn PDF document text
- http://probmake12.xyz/tilosebiziql4ts.pdfIn PDF document text
- http://instapriz24.site/why_is_my_fire_alarm_beeping_for_no_reasonp2ho3.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://8aefc570-8454-48c3-bb63-d4d1067b7ce0.filesusr.com/ugd/5c9621_0b3cb0997a95434c8baecef082915590.pdf?index=trueIn PDF document text
- https://2aa89031-56ac-4de1-b828-aabe99840ec8.filesusr.com/ugd/cf14a4_252813e1f90a40ea8e3c65da468c7079.pdf?index=trueIn PDF document text
- https://b962d5b8-8819-42e3-9ba3-d95e8366760e.filesusr.com/ugd/f51585_454d23239bc047088b37eeba936f89ba.pdf?index=trueIn PDF document text
- 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_off0000eedc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEDC | 5348 bytes |
SHA-256: 03099a9b569fc9c4537a9816695529932249cf1edfad08d50e4921472384c890 |
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font_01_sfnt_off00010100.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10100 | 10984 bytes |
SHA-256: 59d9232ac6a75c2efa4b7c531d7cc549a2ae632d8f69e596050824bcc0b4575f |
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