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 0.9993
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://ponafet.ru/strik?utm_term=vicks+vaporizer+won%2527t+steam PDF link annotation
- https://cdn.sqhk.co/degawatoze/h2je0gj/bubble_trouble_game_for_pc_free.pdfIn PDF document text
- https://cdn.sqhk.co/kawonidoza/cgfjhhg/xurefifofuwazibev.pdfIn PDF document text
- https://jerofewu.weebly.com/uploads/1/3/4/3/134369167/jojizugasojem_zizikir_gufanot_gulasulabe.pdfIn PDF document text
- http://kojanusipesipe.scienceontheweb.net/55053512703.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4374686/normal_600a5818bde89.pdfIn PDF document text
- https://cdn.sqhk.co/nenuguvan/jjWFdih/switch_pro_controller_light_blinking.pdfIn PDF document text
- http://ludirobus.getenjoyment.net/can_you_breed_dapple_dachshunds.pdfIn PDF document text
- https://vuwugaletop.weebly.com/uploads/1/3/4/5/134588193/7700149.pdfIn PDF document text
- http://moxawunanenubop.sportsontheweb.net/brand_positioning_definition.pdfIn PDF document text
- http://kapovulup.mywebcommunity.org/63684314774.pdfIn PDF document text
- http://topafigo.mypressonline.com/first_anglo_afghan_war.pdfIn PDF document text
- https://doziverilobeku.weebly.com/uploads/1/3/2/6/132695566/zusovax_vomadifivak_winepi_farew.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4497109/normal_604cb891858f4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4419642/normal_602e9ffb92e83.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/pusori/27540267831.pdfIn PDF document text
- https://e3c65705-3664-417e-97b1-2ac29bfab8bd.filesusr.com/ugd/6a5da5_4e8f2a4244764465a0d96384b229297b.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/zifozujiwi/muzubarabelumu.pdfIn PDF document text
- https://s3.amazonaws.com/papuja/vsco_paid_filters_free_android.pdfIn PDF document text
- https://s3.amazonaws.com/voxulija/jamb_maths_questions_and_answers_2019.pdfIn PDF document text
- https://9f9bd9fa-00fe-4673-b34e-9a629881f524.filesusr.com/ugd/09273f_1c3a8e15347440b892a399b00053d6e4.pdf?index=trueIn PDF document text
- https://937a8a2d-b41a-4163-aff8-eda6db263557.filesusr.com/ugd/21e6f2_5bf407e1f1ee4a93a53fa121f1853d1d.pdf?index=trueIn PDF document text
- https://36c399da-a80c-44c8-bdf8-ee1d737978f0.filesusr.com/ugd/738632_eb57d99bb01845a4aa61e3acdab24ff2.pdf?index=trueIn PDF document text
- https://43081b45-6e48-4b43-b724-9328fda377ae.filesusr.com/ugd/26481d_36f74aa897874ea0affb28204e7f403c.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_off0000efe0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFE0 | 5312 bytes |
SHA-256: e1be2d14ce651e9ebbbd553d97859c063ab3f0669f80753f5a1f2a444d43018c |
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font_01_sfnt_off0001020d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1020D | 11280 bytes |
SHA-256: f90a47151976d00a8fddb9785872a7ead1624ae9ec434e7e90421f76db2f0f65 |
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