MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with one specifically identified as a link farm on disposable hosting, suggesting a phishing or malware distribution attempt. The ML classifier and ClamAV detection strongly indicate malicious intent. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a malicious document designed to redirect users to harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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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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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://xajibur.ru/123?utm_term=cigarra+e+a+formiga+em+eva PDF link annotation
- https://cdn-cms.f-static.net/uploads/4496826/normal_6025000da6b16.pdfIn PDF document text
- http://jipujitematane.iblogger.org/uniformes_colegio_calasanz_medellin.pdfIn PDF document text
- https://cdn.sqhk.co/nexetifosam/oVY27ha/64728887418.pdfIn PDF document text
- https://cdn.sqhk.co/nogawevorus/gbIjeic/o_connor_studios_tyngsboro.pdfIn PDF document text
- http://zodatowafe.getenjoyment.net/prevencion_del_cancer_de_piel.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426409/normal_604e6708d3e15.pdfIn PDF document text
- http://tokujanorix.iblogger.org/ganapati_atharvashirsha_full_download.pdfIn PDF document text
- http://dupuladusudired.mypressonline.com/mackie_onyx_24.4_specs.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368466/normal_60349a0480200.pdfIn PDF document text
- http://kubisobej.22web.org/a_view_from_the_bridge_revision_guide.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4411714/normal_5fe1540f85936.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://samesesodore.onlinewebshop.net/29227281150.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/2ac13d3f-2cdd-4aab-a26f-f6ce221887aa/why_is_my_ps3_controller_flashing_red.pdfIn PDF document text
- http://kofaxafogi.myartsonline.com/79520480504.pdfIn PDF document text
- http://poxemibusap.epizy.com/school_brochure_sample.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6afbafca-776e-4783-9e96-02b168b0deee/why_is_my_refrigerator_fan_not_running.pdfIn PDF document text
- http://wokoziguroron.rf.gd/2253072806.pdfIn PDF document text
- http://jovukanuwu.rf.gd/mapufaregokime.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5a11a024-2c67-4126-901f-c98e4001aa15/19788648478.pdfIn PDF document text
- http://jakezijaredu.epizy.com/math_expressions_grade_5_online_textbook.pdfIn PDF document text
- http://jopewadakos.epizy.com/autobusu_stotis_kaune_informacija.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/178a5f01-6b20-4ec2-8901-cdc36848297d/48313385559.pdfIn PDF document text
- http://dazenuf.rf.gd/83927577228.pdfIn 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_off0000d66d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD66D | 4840 bytes |
SHA-256: d88c4f99728fe3fa4e4d9cf622ed6d2235f59acfa21599e50e5aafc7c28983de |
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font_01_sfnt_off0000e6da.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6DA | 12832 bytes |
SHA-256: 1e236d3cdefa97bb09873b301abbc6bfc782bfff08ddaa2d1230c1481886842a |
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