MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many pointing to disposable domains, suggesting a link farm or SEO manipulation tactic. The primary malicious URL identified is https://mezovuduw.ru/award?keyword=after+livro+3+pdf+gratis, which is likely used to redirect users to further malicious content or phishing pages.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
Heuristics 6
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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 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=after+livro+3+pdf+gratis PDF link annotation
- https://pixofanipadolu.weebly.com/uploads/1/3/5/3/135326367/2795467.pdfIn PDF document text
- http://vebumugaw.22web.org/mcculloch_eager_beaver_2.1_chainsaw_parts.pdfIn PDF document text
- http://usesoda.pro/basic_english_grammar_test_with_answers_free_downloadq4aju.pdfIn PDF document text
- http://bostpolamos.site/rewogizodadosalofapilaykd.pdfIn PDF document text
- http://lnstagrambusiness.com/kexusuwoxefutumu8nde9.pdfIn PDF document text
- https://jefolujolu.weebly.com/uploads/1/3/6/0/136096950/6996950.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/d8c0ed29-0b3b-436a-ab11-87b683ab7fd1/karamuketex.pdfIn PDF document text
- https://f3874c2d-c116-49c2-b7b6-9300dc8fc43e.filesusr.com/ugd/b11f6d_222ed363c2b64f64b0a89c9ceb389ad5.pdf?index=trueIn PDF document text
- https://108bb973-5399-4bf7-a70e-a18780752cac.filesusr.com/ugd/760a88_42d9b408d68d4bc08a6aa0c687f126a1.pdf?index=trueIn PDF document text
- http://dipumekamerara.rf.gd/31693960716.pdfIn PDF document text
- https://acd80754-3b70-42c6-a60f-3489f6261da4.filesusr.com/ugd/f1780b_b0fa431eadd44bcdafec551fdeaea017.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fb2f45b9-67f2-4490-9654-5475fb52a214/how_to_winterize_an_rv_with_air.pdfIn PDF document text
- http://gajiresidar.epizy.com/all_information_about_maharashtra_state_in_marathi.pdfIn PDF document text
- https://1b6fe947-be7e-4494-9a94-f566f178d3d1.filesusr.com/ugd/89064d_44975274ebc94375bb5952c03b6575b1.pdf?index=trueIn PDF document text
- https://8e12fe21-47c1-448c-af9e-883e7c84523b.filesusr.com/ugd/52ac5e_0c016a1d5717442ab3374b231ff795fa.pdf?index=trueIn PDF document text
- http://vizepojuduw.rf.gd/dire_straits_brothers_in_arms_songbook.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fa9b543c-ca07-44d4-bc25-683cbcc22aa5/lalis.pdfIn PDF document text
- https://84bc2af4-305a-40b7-847c-8c52cb6b08d2.filesusr.com/ugd/a2e525_28ed6e480e424171ba8fa9af3277ec17.pdf?index=trueIn PDF document text
- https://f579be4a-c2ec-451d-94ee-532237c06880.filesusr.com/ugd/9f6a24_55bfcde8a7a54a7aa983a210b03c1c66.pdf?index=trueIn PDF document text
- https://bf6af823-cb0d-4ee8-9d5b-4f0b1de5ed24.filesusr.com/ugd/9eb187_0139c4a6db054d76afa14daaa194d2c1.pdf?index=trueIn PDF document text
- http://gexazavere.epizy.com/single_variable_calculus_early_transcendentals_9th_edition_reddit.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9ad88799-0df6-467c-8666-01780d21e0c3/xerur.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_off0000d67f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD67F | 5424 bytes |
SHA-256: 75eefffd2330a49f0ac60315658865208daaeca072b2b61944f4ea85c3daea97 |
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font_01_sfnt_off0000e90d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE90D | 12452 bytes |
SHA-256: bb80721c09a7f0213bac6de922574eda5485d1776f6d224a233af3f31ff17229 |
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