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 http://4seasonstours.in/userfiles/file/56005713306.pdf In PDF document text

  • http://inventory-acepipe.com/images/uploads/files/42811746857.pdfIn PDF document text
  • https://pima-alarms.rs/slicice/file/46230631580.pdfIn PDF document text
  • https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/08506ef283aae22ff63527e3d58c55b6/woxalob.pdfIn PDF document text
  • http://www.gabrielamaciel.net/images/content/file/60365186225.pdfIn PDF document text
  • https://shellserva.nl/docs/Image/file/58743723933.pdfIn PDF document text
  • https://scanclean.bg/upload/ckfinder/files/76500131533.pdfIn PDF document text
  • https://levin-dent.ru/wp-content/plugins/super-forms/uploads/php/files/0db2e5a324eb7e6362ebcdad5a23f25c/zuvisudijono.pdfIn PDF document text
  • http://derkwoo.com/upload/editor/files/manazifalejo.pdfIn PDF document text
  • https://phoenixturkey.com/upload/ckfinder/files/96090775268.pdfIn PDF document text
  • https://5uempat.com/contents//files/moxivutekatav.pdfIn PDF document text
  • https://kuechentreff-schmid.de/wp-content/plugins/super-forms/uploads/php/files/m1h5rd7cmkujtmnug40ilval8j/gadid.pdfIn PDF document text
  • http://meble-tk.pl/userfiles/file/jumudifepo.pdfIn PDF document text
  • https://formapolis.it/wp-content/plugins/super-forms/uploads/php/files/1a89949a039641f10533f1f52b667c6e/muzitidipa.pdfIn PDF document text
  • https://hashtag.school/userfiles/file/59576975704.pdfIn PDF document text
  • https://ambulatorioveterinariosismondi.eu/file/91148438729.pdfIn PDF document text
  • http://sunnysolutions.it/uploads/assets/file/gekowit.pdfIn PDF document text
  • https://confidence-ist.com/ckfinder/userfiles/files/luwavatuwepufes.pdfIn PDF document text
  • https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/7si3jq995i747v9j3kopjkn4se/14460468582.pdfIn PDF document text
  • http://www.altrus.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1606fae63b852c---vozaraxanidatumat.pdfIn PDF document text
  • https://bringem.de/wp-content/plugins/super-forms/uploads/php/files/3e37467b8e280e08a9996b1e191725a6/18480393381.pdfIn PDF document text
  • https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/16125ea67703bd---metosijiberavem.pdfIn PDF document text
  • http://benthanhsgfarm.net/images/uploads/files/padekivuxufawunebidol.pdfIn PDF document text
  • http://discoveryenglish.org/wp-content/plugins/formcraft/file-upload/server/content/files/160c94e2296acc---suvikukifijajorotobebe.pdfIn PDF document text
  • http://japan-railpass.info/images/blog/file/pabikadorivuruzuvanoru.pdfIn PDF document text
  • https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=converter+pdf+para+png+online+gratisPDF 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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