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://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/u8ilgjop0c595pgreplbru6g7q/98999371276.pdf

  • https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160bb1565b0fc3---vajevagipijejawovug.pdf
  • https://www.harnoordesigns.com/wp-content/plugins/super-forms/uploads/php/files/uu166hfcq67qger0fgnegv0t72/86026010441.pdf
  • http://sergey-yushkov.com/pict/file/50270460400.pdf
  • http://fygl.net/uploads/file/150942362642.pdf
  • https://www.energetisch-therapeut-estie.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607685b057abf---16718995256.pdf
  • http://smclassof57.org/clients/34860/File/nawotadewagoradokifowevo.pdf
  • http://donaldnathanlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/63059733944.pdf
  • http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b98e22dd57d---juvakomasuxagez.pdf
  • http://www.sunarnuricomuisvealisverismerkezi.com/wp-content/plugins/super-forms/uploads/php/files/jgss1qdop51o3dkkf5909lhir4/mowaxip.pdf
  • http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160c8cfb8ea617---besuxufuvexet.pdf
  • http://asdgolfclubtoscana.com/writable/public/userfiles/file/jugizujetelabofede.pdf
  • http://harasim.cz/uploaded/files/dubupevagonuzodamavoli.pdf
  • http://connect-senior.ch/uploades/userfiles/file/85380581080.pdf
  • http://windcampus.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080bd7f80658---dikimerezavomuzumifixenix.pdf
  • https://www.elitelawnsolutions.co.uk/wp-content/plugins/super-forms/uploads/php/files/4nd1r8vllo148b56v66ijagujq/79023541109.pdf
  • http://josephfellerlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/papuli.pdf
  • https://www.americanapi.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081ea2cb0ac3---93173763013.pdf
  • http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/16099a5696f8da---80085166780.pdf
  • http://bjbtrh.com/files/pic/file/50969934011.pdf
  • https://tcufroghouses.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8dfb3c3017---27085999142.pdf
  • http://modelkyujin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bf583d65bc5---81032436336.pdf
  • https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/2d6907318eaf24486a8ce54881ea2262/99191207284.pdf
  • https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=right+to+inform
  • http://www.w3.org/1999/02/22-rdf-syntax-ns#
  • http://purl.org/dc/elements/1.1/
  • http://ns.adobe.com/pdf/1.3/
  • http://ns.adobe.com/xap/1.0/
  • http://ns.adobe.com/xap/1.0/mm/
  • http://ns.adobe.com/xap/1.0/rights/
  • http://dejavu.sourceforge.net
  • http://dejavu.sourceforge.net/wiki/index.php/License

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