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
• 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.
• Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
  Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
• 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.
• Cloud document impersonation lure medium SE_CLOUD_DOC_LURE
  Document impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
• 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://queure.ru/pbw?utm_term=academia+de+vampiros+6+pdf+google+drive PDF link annotation

  • https://xedafiwiwez.weebly.com/uploads/1/3/2/3/132302754/bcb50f6.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4446924/normal_5ff4fa2327a8a.pdfIn PDF document text
  • https://vaxinukosiju.weebly.com/uploads/1/3/4/6/134625250/65f97.pdfIn PDF document text
  • https://neranutedaxujaw.weebly.com/uploads/1/3/1/4/131407849/zebitifemopex.pdfIn PDF document text
  • https://naxosetoj.weebly.com/uploads/1/3/0/7/130775404/tajeduze.pdfIn PDF document text
  • https://ruliduwaj.weebly.com/uploads/1/3/4/0/134016670/2319382.pdfIn PDF document text
  • https://tujelogujonugi.weebly.com/uploads/1/3/4/4/134491942/lulorezixu-giwejefases.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4408601/normal_600fcb704faab.pdfIn PDF document text
  • https://sutukedepebovi.weebly.com/uploads/1/3/4/7/134753024/7889208.pdfIn PDF document text
  • https://kasitawudak.weebly.com/uploads/1/3/1/3/131380619/janubekibuxabidel.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4392871/normal_60265c43d1589.pdfIn PDF document text
  • https://vudemigubujesi.weebly.com/uploads/1/3/5/3/135300151/laguvokomexad.pdfIn PDF document text
  • https://pezobarifad.weebly.com/uploads/1/3/5/3/135394950/8446778.pdfIn PDF document text
  • https://lolivifi.weebly.com/uploads/1/3/0/7/130739590/8526165.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://sutodoromar.pbworks.com/f/2_ejemplos_de_epilogo_cortos.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/1e209372-3d96-4596-bdfb-155bac33022e/australian_medicines_handbook_online_free.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/552974fd-c1ce-4be0-af13-ba713cc8e70c/what_is_knowledge_management_tools_and_techniques.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/e553d6a0-ea71-4bcb-bd62-b735e43f319e/samsung_s4_mini_battery_for_sale.pdfIn PDF document text
  • http://mutoteja.pbworks.com/w/file/fetch/144503166/the_drummers_toolbox_free_download.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/477605d4-a977-4d68-beeb-4b1d856fca0a/university_physics_12th_edition_solutions_manual_free_download.pdfIn PDF document text
  • http://dajodovilav.pbworks.com/f/78153706304.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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