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
• Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
  Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
• PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM
  PDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
• 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 http://scales-center.com/shop/fck_file/file/wixegol.pdf In PDF document text

  • https://stallion-international.com/userfiles/file/wunenigosowadilimoba.pdfIn PDF document text
  • http://studiotrusso.it/userfiles/files/47994207480.pdfIn PDF document text
  • https://vidolamerica.org/wp-content/plugins/super-forms/uploads/php/files/9226cf53bb34f3f3ae98e7a6c76f76d7/digevaniwelaxabemise.pdfIn PDF document text
  • http://maxitelt.no/wp-content/plugins/formcraft/file-upload/server/content/files/1609e00f3ce289---xajarivu.pdfIn PDF document text
  • https://almondzwealth.com/administrator/imagetemp/file/gonipimamupadakowoti.pdfIn PDF document text
  • https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/ddbbbcbc66074baf9ebce4c342c3298a/4794707779.pdfIn PDF document text
  • http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1609fccbd2882f---52903435402.pdfIn PDF document text
  • https://investainternational.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073ee4569379---metakurixogoxavovete.pdfIn PDF document text
  • http://technoculture.cz/admin/upload/file/pupebubezabosaverujudos.pdfIn PDF document text
  • https://www.edutechusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8f5d6e7802---kegadam.pdfIn PDF document text
  • http://www.greenbriarpropmgmt.com/wp-content/plugins/super-forms/uploads/php/files/8c5eb8a7d5fe3af41f1a6d6d4f88c0ab/zokivib.pdfIn PDF document text
  • https://alllegaltask.com/wp-content/plugins/super-forms/uploads/php/files/sb7n1efg5plfc85uo7lalv1keo/22727035300.pdfIn PDF document text
  • http://unseretochter.com/images/file/tuzelekezisosemudinuxo.pdfIn PDF document text
  • http://counterreaction.net/wp-content/plugins/formcraft/file-upload/server/content/files/1607aa88e7d3de---fajajaborim.pdfIn PDF document text
  • https://jnvhardoi.org/ckfinder/userfiles/files/nizitixekiremifeluzigum.pdfIn PDF document text
  • http://mnogonomerov.ru/uploads/file/zumigulanojebapemonirot.pdfIn PDF document text
  • https://www.accidentinjuryalbuquerque.com/wp-content/plugins/super-forms/uploads/php/files/47951lmt0nb0fgkhkuq0ph5m2g/daruvojotebejaxodixereno.pdfIn PDF document text
  • http://constantemails.com/userfiles/file/1624561302gusodipobobafalut.pdfIn PDF document text
  • http://bellsazshihtzu.com/clients/878694/File/31883179332.pdfIn PDF document text
  • https://nestsearch.in/admin/uploads/file/fajexepifexudawoliwope.pdfIn PDF document text
  • https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/7mrk39ofievi309hiuv1hdsku6/50655759300.pdfIn PDF document text
  • https://kachhiproperties.com/wp-content/plugins/super-forms/uploads/php/files/9g1pjod8hbd3m1hqmo3tnsjg14/merusilomaboso.pdfIn PDF document text
  • http://app8itebarandgrill.com/admin/images/file/4976998407.pdfIn PDF document text
  • https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=last+ditch+effort+meaningPDF link annotation
  • 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://dejavu.sourceforge.netIn PDF document text
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

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