MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded URLs, with a high-confidence ML classifier and ClamAV detection indicating malicious intent. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' suggests the document is designed to host many links, likely for SEO poisoning or phishing. The primary malicious URL identified is https://zajinet.ru/award?keyword=el+aprendiz+de+brujo+pdf+gratis.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 5
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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 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://zajinet.ru/award?keyword=el+aprendiz+de+brujo+pdf+gratis PDF link annotation
- http://devedilazabu.medianewsonline.com/sosajerukiwafolowilejos.pdfIn PDF document text
- http://raxewapikeb.mygamesonline.org/56923724055.pdfIn PDF document text
- http://kanaxade.mygamesonline.org/volvo_xc90_service_charge.pdfIn PDF document text
- http://gikafowezogupij.mywebcommunity.org/76105983892.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/sutawowirosuvuv/standar_nasional_akreditasi_rumah_sakit_2017.pdfIn PDF document text
- http://kopurelotalad.onlinewebshop.net/lidosoruxijupapuvavabo.pdfIn PDF document text
- https://850a36a1-966c-46c3-86ed-e15bcb5778a7.filesusr.com/ugd/ede58b_7c88fd7c10a04dca9a660ceead64a99b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/be45726e-1800-46e1-82d2-b6c420b8a246/guzezajomukivetawel.pdfIn PDF document text
- https://f4b9ed98-44c1-44e6-9966-d9817cd43de7.filesusr.com/ugd/9ced5d_002f104d83094114a5e3f69c4e083302.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/89dff767-8856-4d4d-901c-1e31462fa639/al_anon_12_steps_workbook.pdfIn PDF document text
- https://s3.amazonaws.com/benubapopikaj/section_88_default_notice_template.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c1c60b4a-772a-4c21-9145-8965e9e8e7f9/how_to_wire_a_furnace_limit_switch.pdfIn PDF document text
- http://molujafit.atwebpages.com/bhagavad_gita_slokas_in_telugu_with_meaning.pdfIn PDF document text
- https://27dd58ca-3bab-4825-b0a2-cb75a9f796de.filesusr.com/ugd/aba4c5_d7f0954bc8814581a5916baab68b0dd2.pdf?index=trueIn PDF document text
- https://c78ffd2e-fc3d-4272-86ca-968d835fb7ad.filesusr.com/ugd/0f9ef0_f4dce76372244f8b97e14fdfc323eb43.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/82da127a-0251-4752-a896-2be2dd5d0cdb/73055955153.pdfIn PDF document text
- https://a9864912-ad24-422b-99f3-2d90f7703507.filesusr.com/ugd/d6af85_af027792f012404588ba0e82cc7d6008.pdf?index=trueIn PDF document text
- https://26bfc7ce-baa4-43a1-9280-72312523cbd3.filesusr.com/ugd/5af86b_2aefb87d4432400dab736d1b516a40f7.pdf?index=trueIn PDF document text
- https://314f4944-3dd9-45af-b5ee-fc7f46c963e4.filesusr.com/ugd/73cb9e_3d48ff98faa8460294dcca1ad96e5035.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/bopuxosavubare/motorola_surfboard_sb6141_docsis_3.0_high-speed_cable_modem.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/310fd60a-dfb7-4773-969f-5258f8d57212/14486072364.pdfIn PDF document text
- http://legokejapo.atwebpages.com/sims_3_cc_skin_tumblr.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_off0000eff9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFF9 | 5432 bytes |
SHA-256: 35c2db4c2f5ede9bda59fba89ec083cc35b973c211a2364e25732cab9f261dc4 |
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font_01_sfnt_off0001028e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1028E | 12400 bytes |
SHA-256: b0c2e9a05f620bdb6f0ac08694650d48d3f2076c69fddb48b59604c4c0780cc0 |
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