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.
• Recovery secret / private key request critical SE_SECRET_RECOVERY_LURE
  Document requests recovery phrases, private keys, backup codes, or saved passwords. Requests for these secrets in a document are high-risk.
• 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://joromisokexira.weebly.com/uploads/1/4/1/4/141461401/reramij.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 http://ropesadventure.com/d/files/53195841662.pdf In PDF document text

  • http://hoanhaochemical.com/uploads/files/99299106238.pdfIn PDF document text
  • https://www.takaotakano.com/kcfinder/upload/files/xeleruziwuso.pdfIn PDF document text
  • https://joromisokexira.weebly.com/uploads/1/4/1/4/141461401/reramij.pdfIn PDF document text
  • https://solawelosadi.weebly.com/uploads/1/3/1/8/131857655/pireta-xepemujusesu-rubuno.pdfIn PDF document text
  • http://unitec-egypt.net/userfiles/file/43213394142.pdfIn PDF document text
  • https://xodefoxewez.weebly.com/uploads/1/3/5/3/135325776/86e7f49ab16f.pdfIn PDF document text
  • https://vutejikasikero.weebly.com/uploads/1/4/1/3/141368398/cf82012a54.pdfIn PDF document text
  • https://viberizenuge.weebly.com/uploads/1/3/1/8/131857204/ziregepumoxelev-sabetadasaj.pdfIn PDF document text
  • https://vumuzasal.weebly.com/uploads/1/3/4/5/134586685/tufutinujadim.pdfIn PDF document text
  • https://pokumowudo.weebly.com/uploads/1/3/0/7/130740164/1345075.pdfIn PDF document text
  • https://nudomituge.weebly.com/uploads/1/3/4/6/134677479/95718.pdfIn PDF document text
  • http://tongdingjixie.com/d/files/54424341301.pdfIn PDF document text
  • http://hosungtour.com/FileData/ckfinder/files/20220413_45CDD9CD264B0550.pdfIn PDF document text
  • https://apgicl.com/public/files/assets/ckeditor/kcfinder/upload/files/wolowututosojodomesunov.pdfIn PDF document text
  • https://nadunala.weebly.com/uploads/1/3/4/8/134877180/baxotul.pdfIn PDF document text
  • http://kapaekb.ru/upload/files/nuzozo.pdfIn PDF document text
  • https://tijoramamuguko.weebly.com/uploads/1/3/5/3/135390581/1345663.pdfIn PDF document text
  • https://wofarugufi.weebly.com/uploads/1/3/4/6/134657174/sapubozuxulawabipep.pdfIn PDF document text
  • http://key-pro.jp/kcfinder/upload/files/wonafomojexukupamomifuf.pdfIn PDF document text
  • https://lolekujawifom.weebly.com/uploads/1/3/1/0/131070351/b605a9038b722.pdfIn PDF document text
  • http://teleprasowanie.pl/kcfinder/upload/files/52631679707.pdfIn PDF document text
  • https://aydin-elektrik.com/resimler/files/wezivizuvagofafofupisu.pdfIn PDF document text
  • https://www.huaikrachaohospital.go.th/assets/global/lib/ckfinder/userfiles/files/43455895316.pdfIn PDF document text
  • https://mifuj.co.za/YmrXLWy8?keyword=how%20to%20set%20up%20voicemail%20on%20avaya%20office%20phonePDF link annotation
  • 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://dejavu.sourceforge.netIn extracted file (font_00_sfnt_off0000dc8b.bin)
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off0000dc8b.bin)

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