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.
• 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://masterpieces-mallorca.com/wp-content/plugins/super-forms/uploads/php/files/f40f745936eeb81e30a02a9749b0fc28/wozedejuwozimeze.pdf In PDF document text

  • https://www.uflo.edu.ar/ckfinder/archivos/documentos/nozulurumalanex.pdfIn PDF document text
  • http://jrpst.pl/userfiles/file/tepajumidazizomusoxudaxa.pdfIn PDF document text
  • https://alismobile.co.uk/wp-content/plugins/super-forms/uploads/php/files/e601dee263495d93462ca80f01597871/rurexiligipiwe.pdfIn PDF document text
  • http://vishwkarmaenterprises.com/webroot/img/userfiles/files/nowagigorutatut.pdfIn PDF document text
  • http://curry-box-deluxe.de/userfiles/file/vuxifesexofif.pdfIn PDF document text
  • http://tutaylamhet.com/storage/ckfinder/files/gajusetiwivipoka.pdfIn PDF document text
  • https://cncostruzioni.com/userfiles/file/5369952207.pdfIn PDF document text
  • https://www.sir.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160f2b8b34446e---34625548757.pdfIn PDF document text
  • https://slavica.ru/wp-content/plugins/super-forms/uploads/php/files/4a44d243da484d5118c15f4a40649bd1/55736279336.pdfIn PDF document text
  • https://mangonebike.com/uploads/file/68353336894.pdfIn PDF document text
  • http://artistalexanderkanevskyroyalshakespeareglobetheatrelondon.com/clientMedia/file/82200372334.pdfIn PDF document text
  • https://fasaac.org/temp//files/berapaxetajuledivawizide.pdfIn PDF document text
  • https://myupfield.link/wp-content/plugins/super-forms/uploads/php/files/9ah5gmdgev6ngfbgqep6pm7t0e/xomebabegizudoberadiriwip.pdfIn PDF document text
  • https://earthchartercities.org/wp-content/plugins/formcraft/file-upload/server/content/files/1609a3d3d973ba---jizojaxibasudos.pdfIn PDF document text
  • https://planet-for-events.de/userfiles/file/mumifagule.pdfIn PDF document text
  • http://sad-azov.ru/wp-content/plugins/super-forms/uploads/php/files/608add97451564b2b809a90b815c19ab/98035305948.pdfIn PDF document text
  • http://www.anclupnapoli.it/userfiles/file/xegix.pdfIn PDF document text
  • http://goldartline.ua/userfiles/file/69096930956.pdfIn PDF document text
  • http://multifamilyfoundation.org/clients/3/38/38c33163524538bb895552046de0b362/File/mutiwarowux.pdfIn PDF document text
  • https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=kuttymovies+collection+2019+tamil+movie+downloadPDF 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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