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://narezivif.weebly.com/uploads/1/3/5/3/135307162/6603553.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://jumiwimov.ru/strik?utm_term=how+to+follow+someone+on+tiktok+on+laptop PDF link annotation

  • https://cdn-cms.f-static.net/uploads/4377663/normal_600d4202bae91.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4470532/normal_5fd2ae3b0c5e7.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4465393/normal_6065ff990e548.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4453540/normal_5fee724a67a00.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4500186/normal_601ec6ff608f7.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4482869/normal_603b2c7427bd5.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4501996/normal_60673e46c8ec4.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4408340/normal_60651dd6dbf3b.pdfIn PDF document text
  • https://narezivif.weebly.com/uploads/1/3/5/3/135307162/6603553.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4454547/normal_5fee9615ccf2e.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4408460/normal_5fd0af77ee437.pdfIn PDF document text
  • https://dufevirefat.weebly.com/uploads/1/3/1/4/131438490/a87e9ef398d.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4418981/normal_6021d1d97be27.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4374360/normal_5fc9d2a4bf054.pdfIn PDF document text
  • https://gaxezoxo.weebly.com/uploads/1/3/0/7/130776828/6429261.pdfIn PDF document text
  • https://bujupovira.weebly.com/uploads/1/3/4/4/134472582/bekavawodup_rawojebux_kokonivorabadi_natebege.pdfIn PDF document text
  • https://sufogewanogona.weebly.com/uploads/1/3/1/0/131070160/2966154.pdfIn PDF document text
  • https://badazunezibak.weebly.com/uploads/1/3/5/3/135338398/1170267.pdfIn PDF document text
  • http://www.ascendercorp.com/In PDF document text
  • http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
  • https://uploads.strikinglycdn.com/files/a18e6f24-7590-4c70-b9f5-78dffc716c55/aisin_09g_transmission_fluid_change.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/e1a7b01d-d97d-4816-83a7-08ea1821f53d/what_is_6_sigma_green_belt_certification.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/1634ee3b-61f0-462e-b62e-14e8436b4652/vodexagivomusakukov.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/7ec0b029-0f69-4f80-8aeb-291d7c1b75c3/domokojejoxu.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/42d06fe9-ae65-42ab-9661-ea8bf1cff5a3/64621072197.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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