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 https://garglob.ru/uplcv?utm_term=android+1+com+naruto PDF link annotation

  • http://staresecurity.com/userfiles/file/nadodurozilanipujowesu.pdfIn PDF document text
  • http://ngocminhcnc.com/demo_thietbimay_24_7/upload/files/79846651885.pdfIn PDF document text
  • http://studiotecnicobonoli.com/userfiles/files/40190531057.pdfIn PDF document text
  • http://33podarka.ru/pictures/files/bafodibi.pdfIn PDF document text
  • https://laundrybyconrads.com/nbloom/fckuploads/file/jewizeguwizaw.pdfIn PDF document text
  • https://swimproject.eu/wp-content/plugins/super-forms/uploads/php/files/9d7ffd5acf195a4ccc4d13f56a255570/96261379611.pdfIn PDF document text
  • http://mackielaw.net/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/repofipamuxev.pdfIn PDF document text
  • http://indyztyle.com/ckfinder/userfiles/files/62816532995.pdfIn PDF document text
  • https://davidfoleyinc.com/userfiles/file/76080401599.pdfIn PDF document text
  • http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613c3cf9e9d15---1233052087.pdfIn PDF document text
  • http://nb-magnet.com/upload/files/84289447472.pdfIn PDF document text
  • http://yearbookplus.com/uploads/ckfinder/files/92342181199.pdfIn PDF document text
  • http://www.webtony.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16136801017be7---94302534553.pdfIn PDF document text
  • https://www.tahitotfaluovodak.hu/ckfinder/userfiles/files/5421263846.pdfIn PDF document text
  • http://pnalog.ru/images/file/segitibateno.pdfIn PDF document text
  • https://phucatgarment.com.vn/ckfinder/userfiles/files/61964489021.pdfIn PDF document text
  • https://baust.edu.bd/app/webroot/ckfinder/userfiles/files/vokafefujelitugaduw.pdfIn PDF document text
  • http://dc-a0dcf319a153.breakthroughsport.com/userfiles/files/kefuwemapowopoko.pdfIn PDF document text
  • http://www.florentmaussion.net/userfiles/File/37518983610.pdfIn PDF document text
  • http://german-ex.com/images/blog/file/zadola.pdfIn PDF document text
  • http://snft.ro/media/file/53376608201.pdfIn PDF document text
  • http://www.polni.si/Images/files/85480451126.pdfIn PDF document text
  • https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/ivqn2n5v3s1tf2gf47agrppbil/jopokijawijijalufowusowag.pdfIn PDF document text
  • https://gotoko.com/cmsv2/upload/files/zosevimojesixase.pdfIn PDF document text
  • https://kop-trans.pl/uploads/userfiles/files/kafosume.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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