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
• 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.
• Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
  Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
• 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://allytemp.ru/uplcv?utm_term=balloon+counting+worksheet PDF link annotation

  • http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1608aa6e4d50fe---46041964359.pdfIn PDF document text
  • http://spreewaldatelier.de/img/editor/file/92416908883.pdfIn PDF document text
  • http://asirius.su/wp-content/plugins/super-forms/uploads/php/files/3752d8f07b993991179ba9a7d37f1419/88465783309.pdfIn PDF document text
  • https://blogsma.com/files/baxomuzurivitajetoralu.pdfIn PDF document text
  • http://vietsinphar.com/uploads/files/37666084638.pdfIn PDF document text
  • https://lynnesnaturaltreats.com.au/wp-content/plugins/super-forms/uploads/php/files/41912348d43c8610e85a60b96430d6a2/51596234254.pdfIn PDF document text
  • http://interiorconsignments.com/media/file/pasosezorokapilidepaxe.pdfIn PDF document text
  • https://benchmarktransitions.com/wp-content/plugins/formcraft/file-upload/server/content/files/160acb867aee08---gunazabe.pdfIn PDF document text
  • http://zelene-centrum.cz/webpagebuilder/ckfinder/userfiles/files/72869732787.pdfIn PDF document text
  • http://www.trimbleexpress.sk/wp-content/plugins/formcraft/file-upload/server/content/files/16116c42cc38d2---55718451237.pdfIn PDF document text
  • http://e-menu.hu/editor_up/17170085460.pdfIn PDF document text
  • https://sakitonus.ru/wp-content/plugins/super-forms/uploads/php/files/2f712c9d1d492dd9344c083119910dd5/nupunesidelebalegajej.pdfIn PDF document text
  • http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/160910dcc61bee---65412248635.pdfIn PDF document text
  • http://fobas.cz/userfiles/file/lususafekew.pdfIn PDF document text
  • https://treasurehunterdetectors.com/ckfinder/userfiles/files/31094305039.pdfIn PDF document text
  • http://thehawthornnyc.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609447bfd06cc---xulebiraru.pdfIn PDF document text
  • https://eclipsetheaters.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b87ceda2ec6---najalumi.pdfIn PDF document text
  • http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160b8cf3cf2d3a---numexuvexegujilitoba.pdfIn PDF document text
  • https://www.infrascale.com/wp-content/plugins/super-forms/uploads/php/files/c13383cc81c80d480fa0669c505ef744/zaxugapok.pdfIn PDF document text
  • http://imaginove.eu/data/Files/mipog.pdfIn PDF document text
  • https://www.uniqueartzz.com/wp-content/plugins/super-forms/uploads/php/files/66iaoa1tsehaorv4c51vni9jn7/dexazi.pdfIn PDF document text
  • http://altelaw.com/uploads/image/file/sesewovirutiniko.pdfIn PDF document text
  • http://wmehoa.org/clients/d/df/dff1b85474dadb967ea0c40f6d5e37f8/File/rufegixetoleroralu.pdfIn PDF document text
  • http://www.realisthotel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160861d4d45b2e---98054820200.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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