Malicious PDF — malware analysis report

Heuristics 8

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• 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.
• Callback phishing phone lure medium SE_CALLBACK_LURE
  Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
• 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 http://baovekhucongnghiep.com/upload/files/fisutexabibibano.pdf In PDF document text

  • https://krossi.ru/images/content/files/lubapupafexadefimakis.pdfIn PDF document text
  • http://skpizzasubs.com/uploads/files/vagubuzedoxub.pdfIn PDF document text
  • http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613163129c4fa---81920808371.pdfIn PDF document text
  • http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1613cd0afa4392---rujopon.pdfIn PDF document text
  • http://etre-belle.su/images/file/38676176947.pdfIn PDF document text
  • http://oppedisanorobertosrl.com/userfiles/files/74018281843.pdfIn PDF document text
  • https://honghow.com/ckfinder/userfiles/files/supenolofopuvexodon.pdfIn PDF document text
  • http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/161393947d0414---kaluxokirakupupirarur.pdfIn PDF document text
  • http://nuitsdartistes.eu/images/file/20176827696.pdfIn PDF document text
  • https://gazeta-msp.pl/user_files/File/3573206516.pdfIn PDF document text
  • http://praguynakorn.com/praguynakorn/picture/datapro/files/61728303718.pdfIn PDF document text
  • http://chatfieldfarms101.com/userimages/66907836184.pdfIn PDF document text
  • https://hongmao.tw/uploads/files/202109081620044864.pdfIn PDF document text
  • https://lyonsinn.com/nbloom/fckuploads/file/mujubelix.pdfIn PDF document text
  • http://tv-kitchen.ru/files/files/60871604958.pdfIn PDF document text
  • https://joebalogh.ro/imagini_ws/64795695684.pdfIn PDF document text
  • http://manpukuorder.com/uploads/files/nivirowov.pdfIn PDF document text
  • http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161403b1a7ec47---85250892494.pdfIn PDF document text
  • http://vegman-kzn.com/ckfinder/userfiles/files/8942287454.pdfIn PDF document text
  • http://architettorobertafasola.eu/userfiles/files/95146874288.pdfIn PDF document text
  • http://synfarm.com/upload/files/30292712246.pdfIn PDF document text
  • http://www.opencalgary.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613dd89633b7d---movebibidoned.pdfIn PDF document text
  • https://washlounge.in/ckfinder/userfiles/files/52752760700.pdfIn PDF document text
  • http://dissanna.com/temp/fckeditor/file/xutetozimazini.pdfIn PDF document text
  • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=robert+kannada+full+movie+watch+onlinePDF 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 PDF document text
  • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text

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