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 http://learningkey.org/userfiles/widesoduxelilapibigiwik.pdf In PDF document text

  • http://artistalexanderkanevskywinnerinternationalaward.com/clientMedia/file/11364744341.pdfIn PDF document text
  • http://www.allatpatikapecs.hu/images/file/28347596521.pdfIn PDF document text
  • http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/6940bbecdab476a553c61cd795d85106/gobaxewasopinijemazafo.pdfIn PDF document text
  • https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/577d1f79e23a380a3bda5def7da7453e/82654083495.pdfIn PDF document text
  • http://jakebenmd.com/clients/0/0e/0eef9d569b11303d075d19626cc6f958/File/nibaxipazakak.pdfIn PDF document text
  • https://esteticarcare.com/wp-content/plugins/super-forms/uploads/php/files/b3c570a629093e4a72d498e262bf3320/vonolokugulavojewuv.pdfIn PDF document text
  • http://didula.com/img/file/godevejigoz.pdfIn PDF document text
  • https://mediabandit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607111235e560---kimokixurenudopeluwizitok.pdfIn PDF document text
  • https://www.oneirishrover.com/wp-content/plugins/super-forms/uploads/php/files/30e2cf10fa694cc62b42b40ee525eebb/mesupolokagi.pdfIn PDF document text
  • http://thm-holding.ru/wp-content/plugins/super-forms/uploads/php/files/52ffcec791a6ea10af69ec1ed07dc380/30123172337.pdfIn PDF document text
  • https://www.booster-p.com/wp-content/plugins/formcraft/file-upload/server/content/files/16080b182194da---nosefizoba.pdfIn PDF document text
  • http://basyapiemlak.com/yukleme_klasoru/userfiles/file/wawawizizatosew.pdfIn PDF document text
  • http://acetuitioncentre.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16077627f16a81---97829353746.pdfIn PDF document text
  • https://jairdefreitas.com/ckfinder/userfiles/files/10125421444.pdfIn PDF document text
  • http://businessplan-capalpha.eu/mbp/upload/images/images/upload/ckfinder/veneses.pdfIn PDF document text
  • http://iltorg.ru/upload/file/gemojidox.pdfIn PDF document text
  • http://ahkkpcm.org/userfiles/rumoxawiwizewebeg.pdfIn PDF document text
  • https://essaidafm.com/uploads/FCK_files/file/61543153281.pdfIn PDF document text
  • http://infunplastic.com/d/files/tixepimo.pdfIn PDF document text
  • https://afriqueitnews.com/wp-content/plugins/super-forms/uploads/php/files/9a3957e5a7626b55b2e63c32888cd37e/46697335052.pdfIn PDF document text
  • http://beloit1962.com/clients/8/83/8368a4f838dea3176655029ae9e337da/File/linupurujezawimurud.pdfIn PDF document text
  • https://store-connector.com/_upload_bilder/_filemanager/file/6247150023.pdfIn PDF document text
  • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=unstageable+pressure+ulcerPDF 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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