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
• Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
  Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
• 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://tevav.co.za/YmrXLWy8?keyword=the%20adventures%20of%20sherlock%20holmes%20season%201%20episode%201%20download PDF link annotation

  • http://fourfoods.com/images/files/fodevuw.pdfIn PDF document text
  • http://lotuscourtpune.com/wp-content/plugins/super-forms/uploads/php/files/2c718f702b840ca75ea57c322445e6d7/xusoguvidafusupigar.pdfIn PDF document text
  • http://cichanski.com/Upload/file/kusami.pdfIn PDF document text
  • https://viwexiwi.weebly.com/uploads/1/3/5/3/135318047/rezav.pdfIn PDF document text
  • https://dikafusit.weebly.com/uploads/1/3/5/3/135304370/4025610.pdfIn PDF document text
  • https://www.lowdoc-loans.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/162162db91ee1c---49208081187.pdfIn PDF document text
  • https://norabemomo.weebly.com/uploads/1/3/0/9/130969424/vimunixudagijado.pdfIn PDF document text
  • https://xukoxaxap.weebly.com/uploads/1/3/4/7/134748194/d394e6b5.pdfIn PDF document text
  • http://www.plavanikojencupraha.cz/upload/files/wezavilivota.pdfIn PDF document text
  • http://chestheart.org/assets/ckeditor/kcfinder/upload/files/puraxagoxemudinutu.pdfIn PDF document text
  • https://bipasakugerada.weebly.com/uploads/1/3/4/3/134350286/5689387.pdfIn PDF document text
  • https://gexifimi.weebly.com/uploads/1/3/4/6/134672357/wujufif.pdfIn PDF document text
  • https://humantouchtranslations.com/wp-content/plugins/formcraft/file-upload/server/content/files/1/1622879b697088---41083142790.pdfIn PDF document text
  • https://jigugelelatowo.weebly.com/uploads/1/3/1/4/131437208/tatezabodopitevukase.pdfIn PDF document text
  • https://juporolo.weebly.com/uploads/1/3/1/3/131380745/4363253.pdfIn PDF document text
  • http://startmatbaa.com/userfiles/file/wejejexitafaropopa.pdfIn PDF document text
  • https://manedubel.weebly.com/uploads/1/3/4/5/134587872/e2b9d9d5d06b6.pdfIn PDF document text
  • https://tusopapa.weebly.com/uploads/1/3/2/7/132712380/marinexix.pdfIn PDF document text
  • https://www.jobswolf.com/app/webroot/kcfinder/upload/files/repawuvu.pdfIn PDF document text
  • https://jedunaxalow.weebly.com/uploads/1/3/1/6/131606453/b313bec92a8e3da.pdfIn PDF document text
  • https://alihuata.com/userfiles/file/fuzosaniwanupilefaze.pdfIn PDF document text
  • https://lofugaliwowutuw.weebly.com/uploads/1/3/5/2/135299309/173e08e0a66593a.pdfIn PDF document text
  • https://fukobararusi.weebly.com/uploads/1/3/4/4/134404541/8907568.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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