Malicious PDF — malware analysis report

Heuristics 7

• ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTION
  ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
• Remote-support tool lure high SE_REMOTE_SUPPORT_LURE
  Document instructs the user to install, open, or connect with a remote-support tool such as AnyDesk, TeamViewer, Quick Assist, or ScreenConnect — high-risk in an unsolicited document
• 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://wastran.ru/uplcv?utm_term=can+you+use+your+phone+as+a+keyboard+for+your+computer PDF link annotation

  • https://gagiongvitgiong.com/ckfinder/userfiles/files/timoradupili.pdfIn PDF document text
  • http://www.jimenez-casquet.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137e6b515a90---tipeg.pdfIn PDF document text
  • https://euinsuti.uniluxgym.ro/app/webroot/files/userfiles/files/miwojodisewemizajugu.pdfIn PDF document text
  • http://kaufdeinauto.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613f81cbd4c04---54049349385.pdfIn PDF document text
  • http://zhjpharm.com/upload/files/fegetikojixugiwe.pdfIn PDF document text
  • http://lianbang123.com/uploads/files/202109100103014351.pdfIn PDF document text
  • https://butterfly-propertymanagement.com/userfiles/file/92014267018.pdfIn PDF document text
  • https://mywayrtk.com/userfiles/file/tesulaf.pdfIn PDF document text
  • http://dydlhx.com/upfiles/file///wixeledoninufas.pdfIn PDF document text
  • http://vasilii-orlov.fun/wp-content/plugins/super-forms/uploads/php/files/5a8c880233a44ad6457409f0fedca7c9/kepatalujorakepa.pdfIn PDF document text
  • https://vleek.com/uploads/files/9508000329.pdfIn PDF document text
  • http://karinameal.com/imgdish/files/67903178610.pdfIn PDF document text
  • http://romanakladatelstvi.cz/userfiles/file/taduv.pdfIn PDF document text
  • http://www.octopus-quatuorvocal.com/ckfinder/userfiles/files/38109344545.pdfIn PDF document text
  • http://kargiskola.ge/myadmin/ckeditor/ckfinder/userfiles/files/62763661848.pdfIn PDF document text
  • http://stisk.com/file/5478220167.pdfIn PDF document text
  • http://first-group.kr/ckupload/files/valazop.pdfIn PDF document text
  • http://topup-fight.com/ckfinder/userfiles/files/jeloreketimore.pdfIn PDF document text
  • https://kapefashion.com/files/files/nusoxitagavonemenozom.pdfIn PDF document text
  • http://puisan.ru/uploads/file/bubalomepokiji.pdfIn PDF document text
  • https://khachsan295doson.vn/namthuan/images/news/files/firedumuwuwifetarevaradot.pdfIn PDF document text
  • http://frankslawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/17418170479.pdfIn PDF document text
  • https://0900107678.com/upload/file/xefetu.pdfIn PDF document text
  • http://jobsandhi.com/uploaded_files/userfiles/files/62084580686.pdfIn PDF document text
  • https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613931ec9c1e6---digamawutu.pdfIn PDF document text
  • https://www.audioclinica.pt/wp-content/plugins/super-forms/uploads/php/files/ud2p101grhj42epmmorhgkghrq/34811972112.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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