Malicious PDF — malware analysis report

Heuristics 8

• ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
• PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK
  PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
• 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.
• Urgency / deadline lure low SE_URGENCY_LURE
  Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
• 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://coretry.ru/uplcv?utm_term=delivery+route+planner+android PDF link annotation

  • https://onecre.com/images/content/files/94176541694.pdfIn PDF document text
  • http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613264d0b8020---buviwetazafa.pdfIn PDF document text
  • http://smwiarus.pl/ckfinder/userfiles/files/45444853289.pdfIn PDF document text
  • http://lucidareemantenerepavimentifaidate.it/userfiles/files/94606962378.pdfIn PDF document text
  • https://cribpointonline.org/cribpointonline/userimages/file/vabesanatok.pdfIn PDF document text
  • http://dkmmotor.com/files/userfiles/file/5682794756.pdfIn PDF document text
  • http://millecolori.it/images/file/xunajuvepixilobuwidup.pdfIn PDF document text
  • https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/dtq4gr6trkv1fgmo39r9qkcs46/ligenagebupikipidowomusun.pdfIn PDF document text
  • https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/87c1a6653fc3156c0601656469722f1e/zimob.pdfIn PDF document text
  • http://tabbanbros.com/admin/fckeditor/editor/filemanager/connectors/upload/file/56360584668.pdfIn PDF document text
  • http://ljjxmining.com/uploadfile/file///2021090315330921.pdfIn PDF document text
  • http://youngshiny.com/userfiles/file/1631102826.pdfIn PDF document text
  • http://korea-labels.com/ckfinder/userfiles/files/14477130467.pdfIn PDF document text
  • http://suvenirzp.com/uploads/files/98976871582.pdfIn PDF document text
  • http://chothuexehochiminh.com/userfiles/file/lomemaxu.pdfIn PDF document text
  • https://motionslam.com/wp-content/plugins/super-forms/uploads/php/files/0193888caa4c573ac79074334dc70e47/revasebiwujida.pdfIn PDF document text
  • http://myshiou.com/uploads/files/202109041627468613.pdfIn PDF document text
  • http://oawebserver.com/piceditor/file/razufaperomi.pdfIn PDF document text
  • http://pereplanirovkaoblast.ru/pict/file/ruvarumel.pdfIn PDF document text
  • http://toshiteriyakiburien.com/uploads/files/51078434056.pdfIn PDF document text
  • http://paolacaone.eu/userfiles/files/90155446557.pdfIn PDF document text
  • http://www.cenlafilm.com/siteuploads/editorimg/file/20545034779.pdfIn PDF document text
  • https://sacc-la-chaux-de-fonds.ch/fichiers/file/sofejiniliwotiwobakeri.pdfIn PDF document text
  • https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/781bfad2d3404162189e0c9e51cff719/fapivelo.pdfIn PDF document text
  • https://tuoitre.bacgiang.gov.vn/lib/ckfinder/files/zedap.pdfIn PDF document text
  • https://contemporaryteas.in/admin/uploads/file/3093167449.pdfIn PDF document text
  • http://dabien.co.kr/wp-content/plugins/formcraft/file-upload/server/content/files/161303af722438---varewiredanobowaxugoza.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://dejavu.sourceforge.netIn PDF document text
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

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