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
• Security software disable instruction high SE_SECURITY_BYPASS
  Document instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
• 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://oniceh.ru/uplcv?utm_term=epson+l3110+adjustment+program+keygen+download PDF link annotation

  • https://pinotcar.com/wp-content/plugins/super-forms/uploads/php/files/2d5792a9143d3b1ddfa3f9f0c346b792/90081820162.pdfIn PDF document text
  • http://viviapalermo.com/userfiles/files/nasexaxufumowomidoso.pdfIn PDF document text
  • http://plncse.hu/php_data/file/35882433284.pdfIn PDF document text
  • http://eperon-kochersberg.com/img_db/lolakobe.pdfIn PDF document text
  • https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/aql7ujri7fdm891sqa65tj47t7/5588477922.pdfIn PDF document text
  • http://www.danvillern.com/wp-content/plugins/super-forms/uploads/php/files/2qoukklabampmkh0hrg3lj57i2/73466235089.pdfIn PDF document text
  • https://www.alpha-dynamics.gr/wp-content/plugins/formcraft/file-upload/server/content/files/160aaa2b7e34e1---livowor.pdfIn PDF document text
  • http://marthomaiticherukole.com/userfiles/file/terabiwiz.pdfIn PDF document text
  • https://orkhaconstruction.com/wp-content/plugins/super-forms/uploads/php/files/580k343ell9cep803esf7k09uc/52863908219.pdfIn PDF document text
  • https://kfz-gutachter-oliver-schiller.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607d18d47a9b2---wobero.pdfIn PDF document text
  • https://rosycaffe.com/file/83820606628.pdfIn PDF document text
  • http://dzbnf.com/upload/file///21847060159.pdfIn PDF document text
  • https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/ma9p76q02ila5psmdpebcu0biv/guvepuvaxowubalim.pdfIn PDF document text
  • https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/23516b245d6b99e50265127e9710f2c9/44717395585.pdfIn PDF document text
  • https://medgarlci.com/wp-content/plugins/super-forms/uploads/php/files/df2fec6438b754c992e6ca6297f9fca5/57422610438.pdfIn PDF document text
  • http://mcutech.net/upload/2021/08/file/16285489541545471003.pdfIn PDF document text
  • https://prosegik.com/wp-content/plugins/super-forms/uploads/php/files/7a727a91f8939eab5281c67ad655fc64/65591543863.pdfIn PDF document text
  • http://sooclose.eu/upload/File/gulegekixugeko.pdfIn PDF document text
  • http://celyroknaterase.sk/editor_uploads/system/files/metivur.pdfIn PDF document text
  • http://victorylimo1.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2af0299afd---61781176252.pdfIn PDF document text
  • http://sunjewelsonline.com/userfiles/file/50132301994.pdfIn PDF document text
  • http://fluitec.fr/ressource/site-image/files/jupesibufakigifawezemo.pdfIn PDF document text
  • http://orkoien.com/userfiles/files/sepupefina.pdfIn PDF document text
  • http://al-bandak.com/userfiles/file/55398535926.pdfIn PDF document text
  • http://decaiyun.com/upload/file/210626030518953267av6yeng2l1um.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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