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://wixarisituxu.weebly.com/uploads/1/3/4/6/134612607/6002882.pdf.
• PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM
  PDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
• 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://norin.co.za/YmrXLWy8?keyword=integration%20of%20cscx PDF link annotation

  • http://arkystudio.eu/userfiles/files/7292016636.pdfIn PDF document text
  • https://wixarisituxu.weebly.com/uploads/1/3/4/6/134612607/6002882.pdfIn PDF document text
  • https://netwindowvn.com/uploads/userfiles/file/zuvuzod.pdfIn PDF document text
  • https://wazaxilam.weebly.com/uploads/1/3/4/7/134726650/6b4de46d.pdfIn PDF document text
  • https://jinezosibe.weebly.com/uploads/1/3/4/4/134454760/54d35e3c2.pdfIn PDF document text
  • https://woniwisupu.weebly.com/uploads/1/3/4/2/134266019/xexepi_gowuruxoxa_gapipefitevu_tajunatese.pdfIn PDF document text
  • http://wmc21.com/ckupload/files/zezesikozuribonov.pdfIn PDF document text
  • http://amanetauto.eu/kcfinder/upload/files/xagetobezadawobukoj.pdfIn PDF document text
  • https://kitowido.weebly.com/uploads/1/3/5/3/135348724/tupeda-zokubaw-pivapijojexokin.pdfIn PDF document text
  • https://fiwisiroveton.weebly.com/uploads/1/3/4/3/134339953/c510ea1f.pdfIn PDF document text
  • https://jaragamonobuwuf.weebly.com/uploads/1/3/5/3/135346236/rafon.pdfIn PDF document text
  • http://bom-laminates.com/user_img/files/pafofonilozaluzokepupot.pdfIn PDF document text
  • http://fialki.su/62450937528.pdfIn PDF document text
  • http://aktasmatbaacilik.com/resimlerfiles/68447334325.pdfIn PDF document text
  • https://wojumujar.weebly.com/uploads/1/3/5/3/135396772/6facec85d75a0f8.pdfIn PDF document text
  • http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/162023062bb2e5---40808348979.pdfIn PDF document text
  • https://xoludebule.weebly.com/uploads/1/3/4/5/134526363/nasode_dimuwirogu_ratonali_bononidevegifuz.pdfIn PDF document text
  • https://wuvukimepegoj.weebly.com/uploads/1/3/4/6/134694914/komifigagudo.pdfIn PDF document text
  • http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16200c2b612301---99149750464.pdfIn PDF document text
  • https://deloge-nt.fr/media/photo/file/19609697567.pdfIn PDF document text
  • https://gekimirit.weebly.com/uploads/1/3/4/7/134700474/mesonivojovamekutife.pdfIn PDF document text
  • https://zidinekolinom.weebly.com/uploads/1/3/4/5/134516346/1729555.pdfIn PDF document text
  • http://arci-mp.fr/admin/File/letakapegutokavevuji.pdfIn PDF document text
  • http://tvojashkola.ru/img/upload/files/60010960624.pdfIn PDF document text
  • http://anhuifan.com/upload_fck/file/2022-2-21/20220221175406611942.pdfIn PDF document text
  • https://www.hungryalex.com/wp-content/plugins/super-forms/uploads/php/files/8f2f952dd8bd7f5dcf7c429d220cf6e7/44577608428.pdfIn PDF document text
  • https://wezawemexa.weebly.com/uploads/1/3/1/4/131410399/zidejezurususumede.pdfIn PDF document text
  • https://xofofafe.weebly.com/uploads/1/3/1/4/131438501/8345822.pdfIn PDF document text
  • https://vuvozebukaxud.weebly.com/uploads/1/4/1/5/141543354/182783.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://dejavu.sourceforge.netIn PDF document text
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

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