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 0.9997
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://fokemale.ru/123?utm_term=glioblastoma+multiforme+que+es PDF link annotation
- https://cdn.sqhk.co/sedazozesufu/hiNcCHr/lipejududo.pdfIn PDF document text
- https://cdn.sqhk.co/vekunego/dwupfig/minecraft_earthmc_server_ip.pdfIn PDF document text
- https://cdn.sqhk.co/movumatoz/jggg2ii/perfect_salon_fashion_makeover_stylists.pdfIn PDF document text
- https://cdn.sqhk.co/dogilijesiwu/jBicBgc/bubbles_classic_java_game.pdfIn PDF document text
- https://cdn.sqhk.co/gijimexuv/dfibhhG/easy_jobs_that_pay_500k_a_year.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4447097/normal_5febc93c1350a.pdfIn PDF document text
- https://cdn.sqhk.co/fikalibumi/jjha9ij/shutterstock_vector_guidelines.pdfIn PDF document text
- https://cdn.sqhk.co/vomisape/hijeiiN/fuzirobevodaxuzebigew.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470837/normal_5fd3ca372d71f.pdfIn PDF document text
- https://cdn.sqhk.co/miwiwefe/mNja3he/13855781228.pdfIn PDF document text
- https://cdn.sqhk.co/bivuwusim/hjdBhfh/mtn_momo_cash_out_limit.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://4cd5a77a-be8d-44ba-8952-4177873115c4.filesusr.com/ugd/930050_ff8b61ba19f94430b87c1afb6dda58ed.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/3dcdf06c-1d7b-4d69-bcf5-381be439d1b9/temoduxabewig.pdfIn PDF document text
- https://s3.amazonaws.com/wiwuxot/bajamowalutoxixovili.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/744ae5d8-ac66-479b-8d6b-fd2f457c8785/70232568732.pdfIn PDF document text
- https://s3.amazonaws.com/temujonuwu/40309427639.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4046049a-2029-438f-a949-8dd4cf4e8c57/13497487070.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f7b47b43-066c-4783-81b3-11c450f642fb/wufolixasupikibopujuteto.pdfIn PDF document text
- https://d1ee23ee-9ccf-45b0-80ef-1e1ff1f657c4.filesusr.com/ugd/9ef0c3_775de0c2bd99455987d5f3d6733efe9c.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/fekazudabo/machine_instructions_template.pdfIn PDF document text
- https://s3.amazonaws.com/rovikibixu/percy_jackson_sea_of_monsters_book_summary_shmoop.pdfIn PDF document text
- https://2ea9429b-0332-4ee6-bb75-ab9535b56c99.filesusr.com/ugd/e2f7e1_7ec46fd8e58a4c13bcbfd1d7dba63b76.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_off00010090.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10090 | 5212 bytes |
SHA-256: 6aa5207b82aca4cec1877716734c6193712a0d1182d7953400927ab9b77e0b42 |
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font_01_sfnt_off0001123d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1123D | 11760 bytes |
SHA-256: fb391dcee55393dc646941b4d4da96627d8a84b06c181500ba80023affdb4d51 |
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