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://kefagifugujog.weebly.com/uploads/1/3/0/8/130813645/dasovedonotefi_lisuponobitogib.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
• 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://jottigo.ru/strik?utm_term=what+is+political+climate+meaning PDF link annotation

  • https://kefagifugujog.weebly.com/uploads/1/3/0/8/130813645/dasovedonotefi_lisuponobitogib.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4484383/normal_6058a15081d6e.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4367921/normal_605b03a075bf8.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4416929/normal_5fe83b2b75d79.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4387061/normal_60155d7bc118e.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4477637/normal_60280d3a3223a.pdfIn PDF document text
  • https://mazerobuwi.weebly.com/uploads/1/3/1/3/131398334/a5629.pdfIn PDF document text
  • https://gedexezesojefib.weebly.com/uploads/1/3/4/6/134666283/4738063.pdfIn PDF document text
  • https://bijesuvudapij.weebly.com/uploads/1/3/1/8/131860553/51359.pdfIn PDF document text
  • https://bujasosepamus.weebly.com/uploads/1/3/4/6/134626994/61606.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • https://s3.amazonaws.com/kewuxejikiwe/tax_deducted_source_questions_and_answers.pdfIn PDF document text
  • http://wediwejiju.rf.gd/alter_ego_french_book_free_download.pdfIn PDF document text
  • https://s3.amazonaws.com/pusolefosex/chowkidar_chor_hai_song.pdfIn PDF document text
  • http://ratesedefavure.epizy.com/community_definition_in_sociology.pdfIn PDF document text
  • https://s3.amazonaws.com/galinikagopit/xivuzijuj.pdfIn PDF document text
  • https://s3.amazonaws.com/wudibirewuduto/nadofozipogenomer.pdfIn PDF document text
  • https://s3.amazonaws.com/wolawatin/vobobesetumifezuzux.pdfIn PDF document text
  • https://8f1c0ae7-1ba6-4c51-a623-4d29f5e3aebb.filesusr.com/ugd/c1615c_9809416212e64d6587a4bc403080e95b.pdf?index=trueIn PDF document text
  • https://s3.amazonaws.com/zosevid/bipolar_junction_transistor_basics.pdfIn PDF document text
  • https://s3.amazonaws.com/zevutebulaworel/kyrgyzstan_range_crossword_answer.pdfIn PDF document text
  • https://s3.amazonaws.com/nijosinizo/esl_advanced_idioms_worksheet.pdfIn PDF document text
  • https://8650d040-a33d-467d-a608-6706f181f11b.filesusr.com/ugd/61b8bf_5e7f836d422a47d58726989b86d38eb5.pdf?index=trueIn 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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