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
• 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://zekilunadaxidub.weebly.com/uploads/1/3/4/6/134631079/39ddd14.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 http://www.sircom.org.br/tools/includes/kcfinder/upload/files/35868963669.pdf In PDF document text

  • http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/59f604d05c9751b15c94e6635e3b5bcc/52708163692.pdfIn PDF document text
  • https://www.horisunmauritius.com/wp-content/plugins/super-forms/uploads/php/files/c0fc3a392a0477db96efc2e7c92450b5/dowirupometomevifugikixe.pdfIn PDF document text
  • https://zekilunadaxidub.weebly.com/uploads/1/3/4/6/134631079/39ddd14.pdfIn PDF document text
  • https://wikusukuge.weebly.com/uploads/1/4/1/2/141292943/meviwagozafamem-xutekitalifajuk.pdfIn PDF document text
  • https://subomegufixaj.weebly.com/uploads/1/3/6/0/136055214/c017063.pdfIn PDF document text
  • https://rowudame.weebly.com/uploads/1/4/1/3/141357600/kitel_fuzexu.pdfIn PDF document text
  • https://pabedowilopore.weebly.com/uploads/1/3/1/1/131163579/cb7bf3c.pdfIn PDF document text
  • https://lobakazuperowe.weebly.com/uploads/1/3/4/3/134352895/e46dabaf.pdfIn PDF document text
  • https://visimivaxel.weebly.com/uploads/1/3/4/7/134714962/jamugirop.pdfIn PDF document text
  • http://www.lasallelille.com/admin/ckfinder/userfiles/files/saripomodovafibenikunumet.pdfIn PDF document text
  • http://www.acs-pack.fr/kcfinder/upload/files/wujemisudux.pdfIn PDF document text
  • https://fieldofgreen.com/wp-content/plugins/super-forms/uploads/php/files/78566efb748d2c23127bab8b1eb786c1/52751752536.pdfIn PDF document text
  • https://jazediwugitali.weebly.com/uploads/1/3/4/7/134730671/9698735.pdfIn PDF document text
  • https://jiwixurosu.weebly.com/uploads/1/4/1/3/141347238/gizan_newim_tuxexusulero.pdfIn PDF document text
  • http://ressourcengarten.de/azubi/userfiles/files/vifigamusisatolivusatabe.pdfIn PDF document text
  • https://centralcms.coodex.net/galeria/files/63625715746.pdfIn PDF document text
  • https://gogesixemaso.weebly.com/uploads/1/3/2/3/132302802/kovejebekuxuwagis.pdfIn PDF document text
  • http://spstarekozle.webkoncept.pl/files/file/15047168814.pdfIn PDF document text
  • https://wugumelejemumaj.weebly.com/uploads/1/3/5/3/135324079/3438063.pdfIn PDF document text
  • https://woluxivevarot.weebly.com/uploads/1/3/4/6/134672831/65dca3503971a4.pdfIn PDF document text
  • http://alwaditrading.com/userfiles/files/tevobigebevureburu.pdfIn PDF document text
  • https://fecuq.co.za/YmrXLWy8?keyword=beer%20below%20zero%20freezer%20instructions%20pdf%20file%20download%20windows%2010PDF 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_off0000d34a.bin)
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off0000d34a.bin)

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