Malicious PDF — malware analysis report

Heuristics 8

• 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.
• QR-code redirect lure medium SE_QR_LURE
  Document instructs the user to scan a QR code with a phone — consistent with QR phishing, but also common in legitimate documents
• 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://birons.net/wp-content/plugins/super-forms/uploads/php/files/aabd7a459d783c9624cedb48f0e86910/zekiradoxutejivimig.pdf In PDF document text

  • https://www.bbmnetlicitacoes.com.br/cms/ckfinder/upload/files/68689882840.pdfIn PDF document text
  • http://aan.kz/ckfinder/userfiles/files/dufixotaril.pdfIn PDF document text
  • http://tieclangman.com/Images_upload/files/pibiwapekudakaba.pdfIn PDF document text
  • http://crimesla.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/lipixajawomofix.pdfIn PDF document text
  • http://premiumcsp.com/uploads/files/fuxigegopo.pdfIn PDF document text
  • http://bygreenpure.com/userfiles/file/65610055758.pdfIn PDF document text
  • https://renhedc.com/uploads/files/202109181710092520.pdfIn PDF document text
  • https://cowichanseniors.ca/userfiles/file/69768735460.pdfIn PDF document text
  • http://duetsepolno.pl/userfiles/file/dabogig.pdfIn PDF document text
  • http://jwconsult2005.com/file_media/file_image/file/biromatifajawelirif.pdfIn PDF document text
  • https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/16130b2c75fbfa---lalivazakeweguxizakij.pdfIn PDF document text
  • https://rivieresoceanie.com/ckfinder/userfiles/files/nesoduze.pdfIn PDF document text
  • http://wideanglepackaging.com/ckfinder/userfiles/files/12331373369.pdfIn PDF document text
  • http://www.europesolidaire.eu/userfiles/files/lalukezotudulujejed.pdfIn PDF document text
  • https://impactmediaresources.com/userfiles/file/57168399557.pdfIn PDF document text
  • https://projectmine.hu/ckfinder/userfiles/files/motopujuximisebi.pdfIn PDF document text
  • http://kaplanpm.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613b5c11b432d---bovefusisevuwixaxedog.pdfIn PDF document text
  • http://gerocuki.hu/user/file/zekagalazezugederiguwur.pdfIn PDF document text
  • https://beysukonaklari.com/ckfinder/userfiles/files/jojaja.pdfIn PDF document text
  • http://sjhtractor.com/d/files/60636952892.pdfIn PDF document text
  • http://immobilieninvestors.net/userfiles/file/86366823823.pdfIn PDF document text
  • https://bk.knu.ac.kr/ckfinder/userfiles/files/mebuzabapekaguze.pdfIn PDF document text
  • http://lucca.jpsoftware.sk/upload/files/negaferifufijewuzo.pdfIn PDF document text
  • https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=free+android+screen+mirroringPDF 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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