Malicious PDF — malware analysis report

Heuristics 7

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
  Small 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.
• Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISH
  Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://renobikedasel.weebly.com/uploads/1/3/4/8/134897329/6033430.pdf.
• Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARM
  Small 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.
• External URI info PDF_URI
  PDF contains an external URL action
• Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTAL
  The 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.
• Embedded URL info EMBEDDED_URL
  One 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://leonvi.ru/wix?keyword=lindsey+nelson+instagram PDF link annotation

  • https://renobikedasel.weebly.com/uploads/1/3/4/8/134897329/6033430.pdfIn PDF document text
  • http://tinudetigu.iblogger.org/lufune.pdfIn PDF document text
  • https://cdn.sqhk.co/bofagenined/jgjdibp/49883796539.pdfIn PDF document text
  • https://cdn.sqhk.co/xudevekelefe/hljhIgd/hd_video_player_download.pdfIn PDF document text
  • https://cdn.sqhk.co/nezusoxe/iRnF7ge/9229878146.pdfIn PDF document text
  • https://cdn.sqhk.co/gabadifofibo/Difhcih/7663202886.pdfIn PDF document text
  • https://ripodomix.weebly.com/uploads/1/3/0/7/130775876/pededuleg.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • https://80c93ba6-74df-4afb-9852-3a83eaba20e3.filesusr.com/ugd/4cf28d_025ab4e9acc6453095cc88fe4b979539.pdf?index=trueIn PDF document text
  • http://fezivepe.rf.gd/reformed_theological_seminary_new_york_city.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/3efd2340-6fac-48d8-ba99-c0be3da70b67/first_conditionals_exercises_with_answers.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/0126d3d9-baeb-433d-a04d-c313ac121fc3/vobikakafegivokem.pdfIn PDF document text
  • https://s3.amazonaws.com/divikufifir/emotional_intelligence_2._0_book.pdfIn PDF document text
  • https://s3.amazonaws.com/lusabifef/segaz.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/37d70743-b162-4aff-a552-02f01d01d409/26072978444.pdfIn PDF document text
  • https://s3.amazonaws.com/kiguteperilodu/6808376363.pdfIn PDF document text
  • https://s3.amazonaws.com/serogajugomiji/safodupogejewunakijugim.pdfIn PDF document text
  • https://s3.amazonaws.com/zowejunef/jco_clinical_cancer_informatics_abbreviation.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/f4275314-beaf-46e1-96ee-7a848e32a2d2/mekamuvotosetuzuvajeke.pdfIn PDF document text
  • https://51f47fa2-20f7-4ec4-bb91-8ae4aee689b4.filesusr.com/ugd/917232_be817cb8199f49209bec64f60537c1cd.pdf?index=trueIn PDF document text
  • https://uploads.strikinglycdn.com/files/d8650a7f-0f54-4bfe-a00d-fd680e29f974/how_to_use_krups_espresso_coffee_maker.pdfIn PDF document text
  • http://peworesafasar.epizy.com/gumomuxefiretupilesi.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
  • http://dejavu.sourceforge.netIn PDF document text
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

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