MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous external links, with heuristics suggesting it functions as a link farm, likely directing users to malicious or SEO-manipulated content. The embedded URLs and the PDF's structure point towards an attempt to leverage external resources for malicious purposes, possibly for credential harvesting or malware distribution.
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://mezovuduw.ru/wix?keyword=phenol+alcohol+general+formula PDF link annotation
- https://fikosaxan.weebly.com/uploads/1/3/4/7/134753192/4849741.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4367281/normal_6033f020dc44d.pdfIn PDF document text
- https://mapunexi.weebly.com/uploads/1/3/3/9/133999872/xanevasopalipa_molisovapi_pabexoful_forotokanina.pdfIn PDF document text
- http://glawerry.online/manual_de_atualizao_monetria_da_justia_federal127my.pdfIn PDF document text
- http://guzowomofe.iblogger.org/how_do_you_bypass_the_lock_on_a_whirlpool_washer.pdfIn PDF document text
- https://muxixeronazuxup.weebly.com/uploads/1/3/4/5/134508557/9874355.pdfIn PDF document text
- https://juxejiwivila.weebly.com/uploads/1/3/4/7/134713499/parufisitoji-woxalov-puguzik.pdfIn PDF document text
- https://nowatipuzovatob.weebly.com/uploads/1/3/5/3/135397830/genatolef_gotuketitidagub_gijaxosuvijorem.pdfIn PDF document text
- https://xejinifinedi.weebly.com/uploads/1/3/5/3/135305438/revojigukapow.pdfIn PDF document text
- http://helpcenter.business/30268433269sl59y.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4387040/normal_600933947fd93.pdfIn PDF document text
- https://rawavofim.weebly.com/uploads/1/3/1/4/131452817/b2eaefb.pdfIn PDF document text
- http://omoikiri.info/equalities_and_human_rights_commission_reportub5fc.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://kosigasarem.epizy.com/girajewajetosa.pdfIn PDF document text
- http://mekigutesazi.epizy.com/katyusha_sheet_music_piano.pdfIn PDF document text
- https://04ca350e-8f89-4c97-9898-d2626d3c0d07.filesusr.com/ugd/0182ef_65ddd47a48d54332960887e206fbdabe.pdf?index=trueIn PDF document text
- http://komomikadexep.rf.gd/37693511988.pdfIn PDF document text
- https://972af30b-04c2-4618-b911-83ba0b7fef9e.filesusr.com/ugd/84a5c6_36c72c892ea74fa8a23a04892fdda2b9.pdf?index=trueIn PDF document text
- https://b1f0a730-f0e4-4bcf-918d-a915077b90d0.filesusr.com/ugd/a7c69d_dd1b85b6b83a432598e723605340bc03.pdf?index=trueIn PDF document text
- https://e0d0d77b-4c00-4265-bc22-f0cc5cf11ada.filesusr.com/ugd/957eb4_748d6c08fa2f4eeab0392d4cbd758a32.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_off0000e5a4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5A4 | 5120 bytes |
SHA-256: ce2d4dee2fa80b7139b1b5234f4dfec40c9b294574d2c0f08e8cc28e88bcd45c |
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font_01_sfnt_off0000f6eb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6EB | 11920 bytes |
SHA-256: 047930ee360cd1901a3978f97ff32cb74e52d5204eb6a93bae92c7b8caa6173b |
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