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://mirotimazafisel.weebly.com/uploads/1/3/4/3/134352803/jivajemamuk-lapirijezebele-dosefowozutej.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://sunuf.co.za/YmrXLWy8?keyword=nj%20drivers%20license%20not%20for%20real%20id PDF link annotation

  • http://www.wcd.com.tw/ezadmin/ckfinder/userfiles/files/73955609730.pdfIn PDF document text
  • https://mytalk7.com/_UploadFile/Images/file/48532580670.pdfIn PDF document text
  • http://kickstartfintech.com/ckeditor/kcfinder/upload/files/sibadiwuwewunowovoratet.pdfIn PDF document text
  • https://nationalshield-uae.com/userfiles/files/99785990942.pdfIn PDF document text
  • https://mirotimazafisel.weebly.com/uploads/1/3/4/3/134352803/jivajemamuk-lapirijezebele-dosefowozutej.pdfIn PDF document text
  • https://rupituvisudewek.weebly.com/uploads/1/3/4/0/134096379/zujabiwikugo_ronutanif_varifotekosupo_kidovuguj.pdfIn PDF document text
  • https://dbmotorbrokers.com/userfiles/file/xisigibusaf.pdfIn PDF document text
  • https://xetofevona.weebly.com/uploads/1/3/1/3/131379012/f9a741de66a.pdfIn PDF document text
  • https://sonerosanaw.weebly.com/uploads/1/3/4/3/134307985/kizobawujowevofakub.pdfIn PDF document text
  • http://younewstoday.com/task/userimages/file/visomar.pdfIn PDF document text
  • https://torejijifixoni.weebly.com/uploads/1/3/5/3/135335296/mejipegesila.pdfIn PDF document text
  • https://myleague.vn/uploadfiles/kcfinder/files/90669918866.pdfIn PDF document text
  • https://tuluseso.weebly.com/uploads/1/3/4/7/134718642/18d0997bab2.pdfIn PDF document text
  • http://wedooverseas.com/userfiles/file/77545590814.pdfIn PDF document text
  • https://mikepromedia.com/wp-content/plugins/super-forms/uploads/php/files/62b2597ac0e9f683a37f89b211677d7d/kikaxedonaruwavedibogu.pdfIn PDF document text
  • https://www.myjamaicais.com/wp-content/plugins/super-forms/uploads/php/files/597d031747a0e8cfa7eb3535d88a03f3/54179265853.pdfIn PDF document text
  • https://fubexomufepa.weebly.com/uploads/1/3/4/8/134850999/pubejiwunasul.pdfIn PDF document text
  • https://simpeg.unsam.ac.id/kcfinder/upload/files/9485134283.pdfIn PDF document text
  • https://olafree.gr/admin/images/92613591602.pdfIn PDF document text
  • https://openkomm.yussfone-crm.com/userfiles/file/pebidamowimalow.pdfIn PDF document text
  • https://dunaweb.co/bg_image/files/36085645784.pdfIn PDF document text
  • http://inspirationallabels.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161fecddfcf4ee---76979703421.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 extracted file (font_00_sfnt_off0000badb.bin)
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_00_sfnt_off0000badb.bin)

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