Malicious PDF — malware analysis report

Heuristics 8

• 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://retedavaliloxi.weebly.com/uploads/1/3/5/3/135393755/lubixunejo.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.
• Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
  Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
• 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://nomylo.ru/pbw?utm_term=msa+bypass+apk PDF link annotation

  • https://retedavaliloxi.weebly.com/uploads/1/3/5/3/135393755/lubixunejo.pdfIn PDF document text
  • https://pokenavij.weebly.com/uploads/1/3/4/8/134892290/fenozasabop.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4426819/normal_60623203f0b80.pdfIn PDF document text
  • https://dodesagetulisuv.weebly.com/uploads/1/3/4/9/134902864/lupakumidaj-paxit-gusovu.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4483354/normal_6044615e7c472.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4409413/normal_5fd68a5cf04e6.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4369520/normal_602876d376443.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4483104/normal_5ffecdf10203c.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4428341/normal_60bf7a6392900.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4416299/normal_60463b032f84d.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4369508/normal_5fc9f23f3b35f.pdfIn PDF document text
  • https://ribuborufexegax.weebly.com/uploads/1/3/4/5/134507127/3944147.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4491445/normal_5fc56effb5394.pdfIn PDF document text
  • https://daxozeke.weebly.com/uploads/1/3/4/3/134322415/nikovewukima.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4426819/normal_5fd91d95d5ece.pdfIn PDF document text
  • https://fevebelok.weebly.com/uploads/1/3/4/0/134012800/23967.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4485946/normal_5fcfe677cc733.pdfIn PDF document text
  • https://vokejivig.weebly.com/uploads/1/3/4/3/134322053/85fbb3d312de7.pdfIn PDF document text
  • https://static.s123-cdn-static.com/uploads/4443594/normal_5fcae4f5cb5e6.pdfIn PDF document text
  • https://cdn-cms.f-static.net/uploads/4464068/normal_60635490e7551.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/dc6a740d-c32f-4b01-b6de-98b55a8ebf89/fefukubiwu.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/b9d9620d-dade-4cc1-8c8d-c148f0990512/what_is_slow_cook_on_samsung_oven.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/0348f2bd-b0ad-40d9-aaa5-bf2897af093b/gojosolebofipir.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/0f5ee3d8-af27-474b-91bf-f2a42c410c93/in_christ_alone_chords_key_of_c.pdfIn PDF document text
  • https://uploads.strikinglycdn.com/files/b00a6cbe-158a-43c2-8761-5c99bf79ac65/80832489039.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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