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
• Security software disable instruction high SE_SECURITY_BYPASS
  Document instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
• 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://veritiesinstitute.com/wp-content/plugins/super-forms/uploads/php/files/b1e6d97eb0a07061452d37be293fbb0f/xodesusubagisipukufo.pdf In PDF document text

  • https://dazzlin.co.uk/wp-content/plugins/super-forms/uploads/php/files/c56b860482098f19c398a631333300d0/94478042120.pdfIn PDF document text
  • https://mission4recruitment.com/wp-content/plugins/formcraft/file-upload/server/content/files/16070e7d7dd6b9---20695709371.pdfIn PDF document text
  • http://agapetown.net/ckfinder/userfiles/files/megugukeduwejokekuxipezuk.pdfIn PDF document text
  • http://medtravel.pro/images/hand_uploaded/files/18624391669.pdfIn PDF document text
  • https://refour.dk/wp-content/plugins/super-forms/uploads/php/files/066d3dce3a14f896485d0b5da4bc5074/47698116631.pdfIn PDF document text
  • https://666666.vn/upload/fck/file/6144352446.pdfIn PDF document text
  • http://ristoranteibucanieri.it/userfiles/files/perupejisukobigogasa.pdfIn PDF document text
  • http://www.marsagri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607887ebebfae---vasagobejaban.pdfIn PDF document text
  • https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160714abd5d022---nebobimun.pdfIn PDF document text
  • https://adbadog.com/wp-content/plugins/super-forms/uploads/php/files/1685d5996eeb75478b20dfc7731758b5/35722082489.pdfIn PDF document text
  • http://auburn-properties.com/userfiles/files/zegemerenawumowitig.pdfIn PDF document text
  • https://swotin.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bacf956fbe7---rinogebereviwo.pdfIn PDF document text
  • https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/1607e98b347eed---97924501050.pdfIn PDF document text
  • http://mp-journal.com/media/file/wuzedekagaxasawafoduduli.pdfIn PDF document text
  • http://indecomavo.pl/inc/nuxamuvaw.pdfIn PDF document text
  • https://xlspandoek.nl/userfiles/file/mefozeviwakudenogo.pdfIn PDF document text
  • https://mercedesmazo.es/wp-content/plugins/formcraft/file-upload/server/content/files/16078d1238c0e3---40649176009.pdfIn PDF document text
  • http://kidsjeodo.com/images/files/sililugineluduruwibes.pdfIn PDF document text
  • http://tubietelbar.hu/uploadfile/65122240052.pdfIn PDF document text
  • https://www.medipratik.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a8a35f27fd3---88841013449.pdfIn PDF document text
  • http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c86846c64e2---pilozivilabadavuz.pdfIn PDF document text
  • https://j-kowalewski.pl/uploads/userfiles/files/57199484048.pdfIn PDF document text
  • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=assassin%27s+creed+rogue+download+torrentPDF 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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