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://drafthe.ru/uplcv?utm_term=newsweek+magazine+pdf+free+download PDF link annotation

  • https://sharmtocairo.com/userfiles/files/62945642570.pdfIn PDF document text
  • https://beldapin.com/calisma2/files/uploads/26873806471.pdfIn PDF document text
  • https://nuevocoach.co.uk/wp-content/plugins/super-forms/uploads/php/files/9cabab857bc1fc9c5c8147c61362a1f7/51260878763.pdfIn PDF document text
  • http://inica.org/files/file///sebejujugox.pdfIn PDF document text
  • http://sherwoodchambergolf.com/ckfinder/userfiles/files/4922292332.pdfIn PDF document text
  • http://medeeatour.ro/mm/file/43777511896.pdfIn PDF document text
  • http://painttechvina.com/webroot/img/files/87450760287.pdfIn PDF document text
  • http://bong-dem-long.org/upload/editor/files/90317191883.pdfIn PDF document text
  • https://cortopolis.ar/userfiles/file/43294093270.pdfIn PDF document text
  • http://epicridesnepal.com/files/kuvabokakoxigale.pdfIn PDF document text
  • http://www.mostex.sk/files/articles/file/lafuledatog.pdfIn PDF document text
  • http://andana.us/files/files/doromarevusaxa.pdfIn PDF document text
  • https://ivanamihic.com/files/wajivenefudivajovidebir.pdfIn PDF document text
  • https://stpetejazz.com/wp-content/plugins/super-forms/uploads/php/files/j3ce9221f88obf7kc339pqatgh/83398380758.pdfIn PDF document text
  • http://ambulatorioveterinarioscapindandrea.it/userfiles/files/jawefawuvuwika.pdfIn PDF document text
  • http://ipea.kr/userData/board/file/dipusu.pdfIn PDF document text
  • https://www.ideaklinikbakirkoy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078938ba8103---64247189153.pdfIn PDF document text
  • https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1610afe3b776ad---kojeralumorefo.pdfIn PDF document text
  • https://ms01bet.net/contents//files/bisidu.pdfIn PDF document text
  • https://creativesilhouettes.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160a868e141e67---57427864647.pdfIn PDF document text
  • http://ontheedgeofnow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607618227a55d---gepikuxavote.pdfIn PDF document text
  • https://aronabritcan.com/userfiles/file/4540411615.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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