MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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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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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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://dugedepap.ru/award?keyword=convertir+de+pdf+a+word+reconocimiento+de+texto+ocr%2529 PDF link annotation
- https://cdn.sqhk.co/tezakagadol/lgihblV/fun_literacy_activities_for_3rd_graders.pdfIn PDF document text
- https://cdn.sqhk.co/fapetemiji/jghhhje/the_loop_taxi_service_branson_mo.pdfIn PDF document text
- https://cdn.sqhk.co/bamikalagov/i2Cheie/english_malayalam_offline_dictionary_free_download_for_windows.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446394/normal_5fd30aaa2c512.pdfIn PDF document text
- https://cdn.sqhk.co/tezimafi/gZH5hfN/illustrated_arduino_guide.pdfIn PDF document text
- http://rasezatoxefu.mygamesonline.org/magic_heat_reclaimer_manual.pdfIn PDF document text
- https://cdn.sqhk.co/letarezetap/qCFbfIF/free_funeral_program_brochure_psd_template.pdfIn PDF document text
- https://cdn.sqhk.co/zonakagud/hngia1i/51388827358.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4384839/normal_6056168d42b81.pdfIn PDF document text
- https://cdn.sqhk.co/derebeduno/jggjsqG/cake_artist_cafe_cranford_nj.pdfIn PDF document text
- https://cdn.sqhk.co/dagozuwemep/igjihbq/divarication_of_recti_exercises.pdfIn PDF document text
- https://cdn.sqhk.co/gunonutib/ijboijl/9131594874.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4393035/normal_605207c767092.pdfIn PDF document text
- https://cdn.sqhk.co/noretokujazo/lBxYnpx/squarespace_templates_with_drop_down_menus.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/dukajevo/loduviseji.pdfIn PDF document text
- https://200ee3fc-349d-4871-b5c3-2c1c69b60476.filesusr.com/ugd/7b00a0_4d9d8f0311cd49f887e72ab13fc30fa5.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/bubodeliza/zadexoxozunasezisebuj.pdfIn PDF document text
- https://c5c1e25b-3ca9-4f8f-aecb-0ee3b29cb37b.filesusr.com/ugd/f4fe7b_8b900c913ddc46eebfd7cceeb00998ec.pdf?index=trueIn PDF document text
- http://vipuzala.myartsonline.com/how_to_make_iced_coffee_with_a_ninja_coffee_maker.pdfIn PDF document text
- https://e6a48395-9ebc-465e-8505-c4b20d7b8e72.filesusr.com/ugd/81e12b_92149ae5b08c4698a6fbce51dc90108f.pdf?index=trueIn PDF document text
- https://45dcde1a-aed5-4138-b95e-a0f768a283bf.filesusr.com/ugd/89441e_988e79cabefb4637abc5c94461335b50.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/niporofez/85948924922.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_off0000d17f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD17F | 5292 bytes |
SHA-256: 1f472f3890a0d3ed34d80c4733348858a56bf4c7b9a30e3f3e9c209c5422a8f5 |
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font_01_sfnt_off0000e38e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE38E | 10500 bytes |
SHA-256: f5c1cbcf906da3dabd9d646693dea106cfa98030d22424839d65f6ea5cd7e9e6 |
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