Malicious PDF — malware analysis report

Heuristics 9

• 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 links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
  PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
• Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
  Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
• Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISH
  Document impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://jubekufolofifi.weebly.com/uploads/1/3/4/5/134593927/2560cc5bd19.pdf.
• 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
• 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
• 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://yafferge.ru/award?keyword=agronomy+by+yellamanda+reddy+pdf+download In PDF document text

  • https://jubekufolofifi.weebly.com/uploads/1/3/4/5/134593927/2560cc5bd19.pdfIn PDF document text
  • https://cdn.sqhk.co/wolanojijen/QjahfMI/46412797133.pdfIn PDF document text
  • https://cdn.sqhk.co/rasidepad/iVmhbib/pobirebal.pdfIn PDF document text
  • https://kefexogutifega.weebly.com/uploads/1/3/5/3/135309882/e2c924534c19.pdfIn PDF document text
  • https://dezijetide.weebly.com/uploads/1/3/4/8/134864221/xebasevimodonijapa.pdfIn PDF document text
  • https://cdn.sqhk.co/ketofebem/8hjTZib/882773046.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://vexabimumemig.atwebpages.com/best_political_philosophy_journals.pdfIn PDF document text
  • http://rabatelekovufar.myartsonline.com/bissell_pet_pro_carpet_cleaner_directions.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/2aeafeaa-02ff-4c0c-b957-fd20f95e15ef/why_are_my_shortcuts_not_working.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/89438c86-1b8a-4131-8302-63d0b8eab52b/visuwefemebepitad.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/9dac5580-a368-44d2-aa9f-f44831fff694/dozotixesanewawu.pdfIn PDF document text
  • https://s3.amazonaws.com/kelageketisefuv/50666069796.pdfIn PDF document text
  • https://s3.amazonaws.com/kelageketisefuv/galvanized_steel_sheet_hs_code.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/e6becb1f-0b25-4de5-bb8a-9d3cc2196b1c/30552320496.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/ae04b26d-9d2e-441d-9fae-5e3bbf9bd99d/rajulatipex.pdfIn PDF document text
  • https://s3.amazonaws.com/litunux/english_loan_words_in_japanese.pdfIn PDF document text
  • https://s3.amazonaws.com/rumezo/the_problem_of_pain_tsn.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/541f490f-1c65-43da-ac9d-17399e008b63/57264074322.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/cd1a5d3b-4818-44c6-9d70-8dd34778fee9/hp_envy_5530_printer_not_printing.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://scripts.sil.org/OFLIn PDF document text

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