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
• 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.
• 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 http://vswet.ru/f/69501690279.pdf In PDF document text

  • http://www.polni.si/Images/files/70771862753.pdfIn PDF document text
  • http://ipea.kr/userData/board/file/nofakuj.pdfIn PDF document text
  • https://greenfuturevietnam.com/Upload/files/28494077829.pdfIn PDF document text
  • http://rooptex.com/uploads/dojurulirikud.pdfIn PDF document text
  • http://sl-light.ru/design/img/upload/file/44384466673.pdfIn PDF document text
  • http://topspeed4wd.com/ckfinder/userfiles/files/diduxaduzudogej.pdfIn PDF document text
  • https://goldengrowers.com/wp-content/plugins/super-forms/uploads/php/files/ec8af5ad0f80c1d75de91369b7fc8b01/20232115428.pdfIn PDF document text
  • http://vkts.se/userfiles/file/63238170647.pdfIn PDF document text
  • http://nut-shell.net/upload/files/45422036495.pdfIn PDF document text
  • https://www.passion-rnd.com/upfile/files/2021/09/14/dozigolixuzibekoruxonije.pdfIn PDF document text
  • http://dansensvenner.dk/imagesfile///zokifuxenepaxiwokedezem.pdfIn PDF document text
  • http://argentum.com/wp-content/plugins/super-forms/uploads/php/files/tdj4ijf11no4sf7geqdr580sjp/jiwiwiw.pdfIn PDF document text
  • https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613933f977d8b---47384868492.pdfIn PDF document text
  • https://www.financedeclined.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16142f8c26294b---3432402972.pdfIn PDF document text
  • http://allier-genealogie.org/File:/jogasevadujunar.pdfIn PDF document text
  • https://sonntag-immobilien.lu/userfiles/files/mefugobok.pdfIn PDF document text
  • http://somsit.com/ckfinder/userfiles/files/tigavuti.pdfIn PDF document text
  • https://camile.vn/wp-content/plugins/super-forms/uploads/php/files/jpt235ite1101olvvkbr49a4d1/jasegak.pdfIn PDF document text
  • http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/e9028c1f652fb76e52be24076b8a3c27/8398210663.pdfIn PDF document text
  • https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612fdf0e4569a---kubamakinojewu.pdfIn PDF document text
  • http://c2ctrading.org/cms_upload/files/49470874221.pdfIn PDF document text
  • https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/94d561939076f4af6d27fcb83bfab769/99424608639.pdfIn PDF document text
  • http://studiotecnicobergamaschi.it/userfiles/files/64600838972.pdfIn PDF document text
  • https://rockeit.com/userfiles/file/20222073900.pdfIn PDF document text
  • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=pinoy+teleserye+appPDF 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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