Malicious PDF — malware analysis report

Heuristics 8

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• 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://zisogojevup.weebly.com/uploads/1/3/1/4/131453725/4654454.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.
• Callback phishing phone lure medium SE_CALLBACK_LURE
  Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
• 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://bologen.ru/123?utm_term=yahoo+mail+will+not++on+iphone PDF link annotation

  • https://static.s123-cdn-static.com/uploads/4426408/normal_5fcdb21790dd1.pdfIn PDF document text
  • https://zisogojevup.weebly.com/uploads/1/3/1/4/131453725/4654454.pdfIn PDF document text
  • https://cdn.sqhk.co/piwojosexaja/hcjeXL4/pottery_design_ideas.pdfIn PDF document text
  • https://cdn.sqhk.co/gebunemif/9hfhc44/best_of_2020_songs_english.pdfIn PDF document text
  • https://kazazurijufom.weebly.com/uploads/1/3/0/8/130814205/b06ba3bb4aa1a1f.pdfIn PDF document text
  • http://gavediteriremuv.medianewsonline.com/13283895785.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4382407/normal_5fd70b50a4017.pdfIn PDF document text
  • https://valodoxajub.weebly.com/uploads/1/3/4/4/134435871/b55f1a.pdfIn PDF document text
  • https://gotizede.weebly.com/uploads/1/3/2/6/132695714/tisaguvipa_nixumofana_fuxilimixid_gividejip.pdfIn PDF document text
  • http://xunetokawetik.sportsontheweb.net/gujarati_baby_girl_names_book.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4379498/normal_603dfacc2e6ba.pdfIn PDF document text
  • http://xovijezup.mywebcommunity.org/nexis.pdfIn PDF document text
  • https://cdn.sqhk.co/wokinuge/F7kwjaT/aurora_slot_cars_ebay.pdfIn PDF document text
  • https://nevikafujar.weebly.com/uploads/1/3/4/3/134380077/titevilemaxadituso.pdfIn PDF document text
  • https://cdn.sqhk.co/serodozire/hjbdGhe/snowflake_ipo_stock_robinhood.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4467950/normal_602b28b44a233.pdfIn PDF document text
  • https://cdn.sqhk.co/vobevufubito/Bidhfha/car_parking_multiplayer_mod_apk_unlimited_money_apkpure.pdfIn PDF document text
  • https://cdn.sqhk.co/vosiwuli/Wf7jeQQ/defence_application_process.pdfIn PDF document text
  • http://bezerojiw.scienceontheweb.net/wejofujisavubemivupa.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • http://www.daltonmaag.com/In PDF document text
  • http://muvekalufisu.atwebpages.com/jesemisogasupozalabetedal.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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