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
• Remote-support tool lure high SE_REMOTE_SUPPORT_LURE
  Document instructs the user to install, open, or connect with a remote-support tool such as AnyDesk, TeamViewer, Quick Assist, or ScreenConnect — high-risk in an unsolicited document
• 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 https://www.servicioscalibrados.com/wp-content/plugins/super-forms/uploads/php/files/9e6643e0511de1f1905278183729bdaa/10351251240.pdf In PDF document text

  • https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e1bdd36435---ramofaridufonekaxofosive.pdfIn PDF document text
  • https://amartzon.store/wp-content/plugins/super-forms/uploads/php/files/64aa1059edd482650aebefb712838d62/zizana.pdfIn PDF document text
  • https://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/7024662ff8f08d0cffa9b7d9b9576367/kelulisorami.pdfIn PDF document text
  • https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/16086da157bd27---51529680076.pdfIn PDF document text
  • http://m-camper.ru/ckfinder/userfiles/files/nosabafu.pdfIn PDF document text
  • https://cutletsmeat.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c70180200d2---78758109318.pdfIn PDF document text
  • http://amako-ra.com/wp-content/plugins/super-forms/uploads/php/files/20340ed32f95ccf9f3e20abbe9507878/pipupuzavajirabibuwowogo.pdfIn PDF document text
  • http://www.nationaalgolfcongres.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d7615a71605---55283105734.pdfIn PDF document text
  • http://stlnsk.ru/uploads/file/31664610050.pdfIn PDF document text
  • https://www.etbsupplies.com/wp-content/plugins/formcraft/file-upload/server/content/files/160883c6b0064f---36789957890.pdfIn PDF document text
  • http://amtusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a99be490a07---gasasab.pdfIn PDF document text
  • http://rogo-rotterdam.nl/files/2588212986.pdfIn PDF document text
  • http://apnorajasthan.net/userfiles/file/natoporakenajokuz.pdfIn PDF document text
  • https://securitydm.rs/slicice/file/venozunekosavudanogute.pdfIn PDF document text
  • https://intrastorg.com/userfiles/file/selekolaxolideribapewa.pdfIn PDF document text
  • http://jointrilogy.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ac7d1f0dc9---putadutoxil.pdfIn PDF document text
  • https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/16093a8ae96340---65521378021.pdfIn PDF document text
  • http://cs-web-design.de/ablage/userfiles/files/84846057379.pdfIn PDF document text
  • http://fatamorgana.fr/uploads/assets/file/9346587455.pdfIn PDF document text
  • https://cmsschoolkg.org/userfiles/file/texojerojakegufomebasup.pdfIn PDF document text
  • http://www.jindatunnel.com/up_files/file/mivuribu.pdfIn PDF document text
  • http://idcla.net/upload/files/katemoxesesixegub.pdfIn PDF document text
  • http://articolo17.it/siti/usr/foto/files/71917486568.pdfIn PDF document text
  • http://thetachikappasigmaalumni.org/clients/5/56/56ac51e2ee760b54d3ff8b7d53c877b7/File/93858839657.pdfIn PDF document text
  • https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=vocabulary+for+ielts+collins+pdf+full+bookPDF 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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