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 0.9998
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://mezovuduw.ru/award?keyword=malcolm+baldrige+business+excellence+model+pdf PDF link annotation
- http://circus.market/91286376778la7wv.pdfIn PDF document text
- http://helps-lnstagramcopyrights-about.com/plan_de_estudios_2011_secundaria_educacion_fisica0eiza.pdfIn PDF document text
- http://leree4.club/dodajadiriwufxfg6v.pdfIn PDF document text
- https://gumewixolasadaz.weebly.com/uploads/1/3/4/6/134659592/9444307.pdfIn PDF document text
- https://tidosivapozagul.weebly.com/uploads/1/3/4/3/134390518/bipedopa_bosuxux_vorusel_xufodobipix.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/16b4ad1f-ac50-43e9-8a7f-221c24e474f7/glacier_bay_single_handle_faucet_repair.pdfIn PDF document text
- https://s3.amazonaws.com/defujo/best_ways_to_describe_sunset.pdfIn PDF document text
- https://3e1ae61b-6b68-46dc-8a90-d1c7a5b9f91c.filesusr.com/ugd/b8bbd7_2c5ed793591142b09476937e8e1274f6.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/b25edd9a-912c-454f-8520-242900e269ec/83524900942.pdfIn PDF document text
- https://s3.amazonaws.com/gajabedafot/animaniacs_a_gigantic_adventure_free.pdfIn PDF document text
- https://6b5d12f1-3bbc-48af-9ddb-5430d2fe15e7.filesusr.com/ugd/3bf302_5bcc0b90fd92467499187b15a0da653f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/790bf682-6832-4184-9189-c5eeaacc9c3a/62611049979.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/259f1489-9c9e-44f0-9b2d-df2adad4990f/football_training_plan.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6cd92b6a-ed66-4fd6-9aa9-f53ea6a9f99d/simple_english_story_books_free_download.pdfIn PDF document text
- https://s3.amazonaws.com/dazifozixawus/zekerowisemoniribov.pdfIn PDF document text
- https://4fe85328-8dbf-40e9-afa8-2c8d6ff8a9c8.filesusr.com/ugd/9c0842_3a9be3bbaf6847cabc4601501397ddcf.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f67ab2ef-c32e-482b-ab75-d878011c2373/3511050728.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/321b5232-e691-418c-b0e2-25c7c5f1de4b/dimusagatojunori.pdfIn PDF document text
- https://s3.amazonaws.com/xufaxoferugod/how_to_clean_my_infrared_grill_grates.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c3f30506-72fd-43f8-9755-0ead5b505102/clearwater_international_corporate_finance_salary.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_off0000f4bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4BC | 5688 bytes |
SHA-256: 3531e8e27bbdb731e65630e7f0f82804d22aadb978386d0b038894e90fd71a11 |
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font_01_sfnt_off0001080f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1080F | 10940 bytes |
SHA-256: 916402d1aa93738ee05b824e78121cebbc701ad92c8fd800501ca8adbb10d3cb |
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