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
• Browser extension / update installation lure high SE_BROWSER_INSTALL_LURE
  Document tells the user to install a browser extension, plugin, viewer, or browser update to view content — a common social-engineering path for credential theft and malware installation
• 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.
• Cloud document impersonation lure medium SE_CLOUD_DOC_LURE
  Document impersonates a cloud file-sharing service such as SharePoint, OneDrive, Google Drive, Dropbox, Box, or Microsoft 365 and asks the user to open, verify, or access a shared document
• 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://amexeuro.com/an3_Uploads/file/39886630904.pdf In PDF document text

  • https://www.c2commercial.com/wp-content/plugins/super-forms/uploads/php/files/2619dca198879bd567e194ff4e8f58dc/fetipifonokisifegafiz.pdfIn PDF document text
  • http://vin-baietii.ro/ckfinder/userfiles/files/14839443708.pdfIn PDF document text
  • http://pajurioverslas.lt/ckfinder/userfiles/files/96537197931.pdfIn PDF document text
  • http://mizuho-co.net/file/ck/files/72905076719.pdfIn PDF document text
  • http://tea-ra.com/user_data/upload/save_image/files/tofeditizirape.pdfIn PDF document text
  • http://massageindex.nl/images/uploads/towogifixufowebibisiv.pdfIn PDF document text
  • http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/1703427ce0e452a7afe45a1564e3102e/20011176763.pdfIn PDF document text
  • http://altaprecision.com/userfiles/file/bosidatenifunopizudop.pdfIn PDF document text
  • https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1608bc38ccb1f6---kugidozifukudakigaf.pdfIn PDF document text
  • https://babamore.com/upload/ckfinder_temp/files/20210701163108.pdfIn PDF document text
  • http://jshtextile.com/UserFiles/file///75050473571.pdfIn PDF document text
  • https://adiwirawanbali.com/wp-content/plugins/super-forms/uploads/php/files/f8c64b78277c15a9ddd2b88579a3f7a4/94101151601.pdfIn PDF document text
  • http://tao-ssct.org/data/upload/file/vijigujaxadinosumivu.pdfIn PDF document text
  • http://studiovalecchi.it/userfiles/files/wotifovikogumuner.pdfIn PDF document text
  • http://igorodstore.ru/files/userfiles/files/vodumovatasufaroko.pdfIn PDF document text
  • http://whalesart.com/uploadfile/file///2021070118035225.pdfIn PDF document text
  • https://i-intelli.com/ckfinder/userfiles/files/36150386985.pdfIn PDF document text
  • http://e-district.org/userfiles/file/21693484786.pdfIn PDF document text
  • https://jyapa.com/jhuoyue/uploadfiles/davizububobivixu.pdfIn PDF document text
  • https://rlvanstory.com/wp-content/plugins/super-forms/uploads/php/files/a9ac9f66b3156fee72501120b609c1d6/8745661162.pdfIn PDF document text
  • https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/1802ea8ad54109cbdecc225fe1dfa280/87904236864.pdfIn PDF document text
  • https://ourcampuswindow.com/ckfinder/userfiles/files/vodupasulidasaxe.pdfIn PDF document text
  • http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1612444e5f1bea---39645064051.pdfIn PDF document text
  • https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=software+to+read+pdf+aloudPDF 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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