Malicious PDF — malware analysis report

Heuristics 7

• 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.
• 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://xufujume.weebly.com/uploads/1/3/4/8/134851049/papizekezesap.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.
• 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://infrive.ru/pbw?utm_term=download+roblox+mod+apk+unlimited+robux+2019 PDF link annotation

  • https://xufujume.weebly.com/uploads/1/3/4/8/134851049/papizekezesap.pdfIn PDF document text
  • https://tatagufok.weebly.com/uploads/1/3/4/6/134692967/45b8d24a8d114ff.pdfIn PDF document text
  • https://namodezax.weebly.com/uploads/1/3/6/0/136055978/pifavopitovuzi.pdfIn PDF document text
  • https://taxepenobeg.weebly.com/uploads/1/3/4/3/134355702/jinina.pdfIn PDF document text
  • https://xasonametig.weebly.com/uploads/1/3/2/3/132303127/revaremov.pdfIn PDF document text
  • https://wexarasi.weebly.com/uploads/1/3/4/3/134351888/jaboriviv.pdfIn PDF document text
  • https://kejopawilut.weebly.com/uploads/1/3/4/7/134709951/navurep_nalovifuwik_vekumoson.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://gabumur.pbworks.com/w/file/fetch/144526590/class_10_maths_chapter_3_exercise_3.1.pdfIn PDF document text
  • http://sawebaz.pbworks.com/w/file/fetch/144761535/the_road_back_to_you_an_enneagram_journey_to_self-discovery_barnes_and_noble.pdfIn PDF document text
  • http://vikiruji.pbworks.com/f/demulumalis.pdfIn PDF document text
  • http://mapaduzipi.pbworks.com/w/file/fetch/144507741/wv_food_handlers_card_test_answers.pdfIn PDF document text
  • http://jebusolole.pbworks.com/w/file/fetch/144642129/crop_in_foxit_phantompdf.pdfIn PDF document text
  • http://bofamawetodo.pbworks.com/w/file/fetch/144445038/muxamokugafesotewinif.pdfIn PDF document text
  • http://rorazokazog.pbworks.com/f/wujopokimawis.pdfIn PDF document text
  • http://niwomif.pbworks.com/f/67430409465.pdfIn PDF document text
  • http://mituxap.pbworks.com/w/file/fetch/144423711/reverse_fmea.pdfIn PDF document text
  • http://wojipag.pbworks.com/f/best_buy_lenovo_laptop_15.6.pdfIn PDF document text
  • http://jilawuxifi.pbworks.com/f/jamixididit.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/f7a5ca23-cf94-4d5e-8b3d-d0ce7154ead0/sat_subject_test_math_2_prepscholar.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/2151f460-885e-4ca2-b679-e1831455c89c/fajizofolu.pdfIn PDF document text
  • http://lefilep.pbworks.com/f/breville_soft_serve_ice_cream_maker_recipes.pdfIn PDF document text
  • http://poguvovuk.pbworks.com/w/file/fetch/144622965/how_long_does_it_take_to_become_a_u.s._citizen_in_2020.pdfIn PDF document text
  • http://damopijos.pbworks.com/f/automate_the_boring_stuff_with_python_2nd_edition_github.pdfIn PDF document text
  • http://pozapagula.pbworks.com/f/97828625081.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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