MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a large number of external links, many hosted on disposable domains, suggesting a link farm designed to redirect users to potentially harmful sites. The embedded URLs and the document's structure point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
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://seumenha.ru/strik?utm_term=how+long+does+it+take+to+study+for+mcsa PDF link annotation
- https://lonokowikur.weebly.com/uploads/1/3/5/3/135384913/gamilexus.pdfIn PDF document text
- http://lobutojumakix.22web.org/diziwexivurinapovumezolu.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403418/normal_60651646641f5.pdfIn PDF document text
- https://ladetizor.weebly.com/uploads/1/3/4/7/134731735/posuregupegumewamef.pdfIn PDF document text
- https://jomagikovire.weebly.com/uploads/1/3/1/4/131408086/3659725.pdfIn PDF document text
- https://dawerofe.weebly.com/uploads/1/3/4/3/134361643/4331300.pdfIn PDF document text
- http://takavejesutep.iblogger.org/does_medicare_pay_for_life_alert_buttons.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4402721/normal_5fe1f74ae24ca.pdfIn PDF document text
- https://darugagoremu.weebly.com/uploads/1/3/4/5/134588092/tusonafobo.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/1250fafb-f7db-4418-8b55-0d16dabe7d9f/fubisa.pdfIn PDF document text
- https://s3.amazonaws.com/xebuvuwov/bezakafagofilesuwuvivi.pdfIn PDF document text
- https://52a72965-a6d2-471e-b66a-59a59a4d663b.filesusr.com/ugd/e643da_292ae930f5824a0ba0b55f74f5f60e54.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/4eb68955-d29f-476f-88a7-e1b51f02577a/lista_de_verbos_en_ingles_en_pasado_simple_irregulares.pdfIn PDF document text
- https://s3.amazonaws.com/tufitijinexu/zakojufakozepizomekuxi.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1c72d3a8-db96-44f1-8b4a-23d722ecdb76/what_is_the_purpose_of_policies_and_procedures_in_the_workplace.pdfIn PDF document text
- https://4f65501f-cdae-4966-b9db-49b15ad9d196.filesusr.com/ugd/52b593_d2c6d29952a5481fa3cd49033f06b12c.pdf?index=trueIn PDF document text
- http://jopuzasoxu.rf.gd/roomba_595_battery_reset.pdfIn PDF document text
- http://kojuvubij.rf.gd/why_we_sing_kirk_franklin_mp4_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/4ed60263-9395-4e32-b579-83eab5f40682/john_deere_js63_price.pdfIn PDF document text
- https://5b2b9875-3923-4577-9ef6-0527498c95e7.filesusr.com/ugd/4e6dd5_f0710ea0ae8749169bd62f49918af5b4.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/942e0b64-312a-40a4-a938-e28516047bc2/59624547147.pdfIn PDF document text
- http://rezumasalimod.epizy.com/telategek.pdfIn PDF document text
- https://s3.amazonaws.com/xonaxevetaf/what_is_the_third_estate_in_france.pdfIn PDF document text
- https://s3.amazonaws.com/tosevud/manas.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_off0000fc4f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC4F | 5560 bytes |
SHA-256: 3995a289ccb78bc987e9f48d203ea727422c648fd03f1557f5d29672fe60b353 |
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font_01_sfnt_off00010f43.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F43 | 11108 bytes |
SHA-256: 4b429212d2bed805b71a492cd3fe21ab0aa679286f4f3e03814c84a8a39f97d1 |
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