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://jibudodenip.weebly.com/uploads/1/3/4/3/134364722/xipipotukemuwikupize.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://vilenefex.ru/strik?utm_term=how+much+robux+does+roblox+have+2020 PDF link annotation

  • https://jibudodenip.weebly.com/uploads/1/3/4/3/134364722/xipipotukemuwikupize.pdfIn PDF document text
  • https://bokupotanija.weebly.com/uploads/1/3/5/9/135995636/e043f7d8.pdfIn PDF document text
  • https://benanuvez.weebly.com/uploads/1/3/0/8/130813453/8e6b9.pdfIn PDF document text
  • https://deperomider.weebly.com/uploads/1/3/4/3/134344929/2255848.pdfIn PDF document text
  • https://ganegekisawaji.weebly.com/uploads/1/3/1/4/131406809/0757bbda7.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4459324/normal_5fd6787681fce.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4403119/normal_604fe9103b067.pdfIn PDF document text
  • https://wafulezejo.weebly.com/uploads/1/3/4/7/134748518/76f4fff6.pdfIn PDF document text
  • https://lazogipinu.weebly.com/uploads/1/3/1/0/131069887/wapedajed.pdfIn PDF document text
  • https://naratejog.weebly.com/uploads/1/3/2/6/132682615/0c4de954.pdfIn PDF document text
  • https://dobuzitususuv.weebly.com/uploads/1/3/4/4/134470967/382209.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4497646/normal_6028e8b28b721.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
  • https://uploads.strikinglycdn.com/files/a360a045-6434-44cf-941a-b2b8a9537ec0/bajit.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/8f034f8d-26e1-4e08-89c2-fcd39135013a/is_h2co_polar.pdfIn PDF document text
  • https://s3.amazonaws.com/dubiditiginowo/billi_billi_akh_song.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/707df198-b04c-477c-87b2-a8fd1517580d/how_to_replace_an_electric_stove_top.pdfIn PDF document text
  • https://s3.amazonaws.com/fogibi/thule_4_bike_rack_for_suv.pdfIn PDF document text
  • https://s3.amazonaws.com/fomudebipefasu/as2201f_smc.pdfIn PDF document text
  • https://s3.amazonaws.com/sukobogixe/11164687467.pdfIn PDF document text
  • https://s3.amazonaws.com/zamemigojat/percentage_decrease_worksheet_with_answers.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/66444319-6c69-4430-92d5-7625cbf5b179/dead_doctors_dont_lie_summary.pdfIn PDF document text
  • https://s3.amazonaws.com/jipowumat/wonipijibokebitedovizu.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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