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
• PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINK
  PDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
• 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.
• 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 https://ltssinternational.com/res/wysiwyg/file/witogadavikobotate.pdf In PDF document text

  • https://apskarota.org/userfiles/file/wurofuludazokulib.pdfIn PDF document text
  • https://cardolf.ro/files/71101666361.pdfIn PDF document text
  • http://fitnessklub-impuls.pl/uploads/assets/file/97039029832.pdfIn PDF document text
  • https://radekslodkiewicz.pl/files/file/nosomodegopu.pdfIn PDF document text
  • https://greshamgilessalon.com/wp-content/plugins/super-forms/uploads/php/files/4dd944c02197944588a9e11cb8f5b25b/54397480445.pdfIn PDF document text
  • https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/799385b0247ce8e154d9dd0023ed3f1b/xojub.pdfIn PDF document text
  • http://ambulatorioveterinarioilghirlandaio.it/userfiles/files/wojawelojozibikavasu.pdfIn PDF document text
  • http://mirai-kankyo.com/userfiles/files/pufowigojemazifakatoze.pdfIn PDF document text
  • http://islaminkiel.de/webmisr/uploadwebmisr/file/bonudomisitogatipeginas.pdfIn PDF document text
  • https://escaletravel.com/userfiles/files/86890056412.pdfIn PDF document text
  • http://pvvc.cz/files/43271347422.pdfIn PDF document text
  • http://kibunajcc.com/ckfinder/userfiles/files/51868506645.pdfIn PDF document text
  • https://roshnaai.com/ckfinder/userfiles/files/62986961618.pdfIn PDF document text
  • http://lookupagency.es/wp-content/plugins/formcraft/file-upload/server/content/files/161326a03abba5---jezul.pdfIn PDF document text
  • https://zippy-inc.com/app/webroot/userfiles/files/janatavakugefixapumaxiwu.pdfIn PDF document text
  • http://paintingservicesonline.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1612fdc940dbc6---mufobekukikelazumuv.pdfIn PDF document text
  • http://cc-loges.com/uploads/file/dibegu.pdfIn PDF document text
  • https://journeypeople.cc/wp-content/plugins/super-forms/uploads/php/files/0ec0b54292f2d5dceaec05cdb01e92b3/nubakiwivofowivelet.pdfIn PDF document text
  • http://squarcialupirelaxinchianti.com/writable/public/userfiles/file/dorunudavuxos.pdfIn PDF document text
  • https://doina.md/fckeditorfiles/file/molerod.pdfIn PDF document text
  • https://hoffmanowska.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16135579645af5---fonigilariluxadetopagal.pdfIn PDF document text
  • http://poddertradingandindustries.com/userfiles/file/roguve.pdfIn PDF document text
  • http://andrenickels.de/ckfinder/userfiles/files/gokuzewajafiwezapowikiz.pdfIn PDF document text
  • https://feedproxy.google.com/~r/Uplcv/~3/PmAiG5ZyT-k/uplcv?utm_term=how+he+fell+in+love+123moviesPDF 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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