Malicious PDF — malware analysis report

Static analysis result for SHA-256 5096d030e5f54a89…

MALICIOUS

PDF

46.8 KB Created: 2021-07-01 12:44:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 5.11.3) First seen: 2021-10-12
MD5: 7bad79ceb76adec37d2874591728b341 SHA-1: 67c9a1970d6ed01970665ae94d3124dde7764977 SHA-256: 5096d030e5f54a8919fbdd550a435a01234ab581556735c188f3213f2ab3558a
154 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains numerous links pointing to compromised WordPress sites, suggesting it is part of a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly indicate malicious intent, likely for phishing or malware delivery. No scripts were extracted, but the structure and URL patterns are consistent with a downloader or phishing lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8512

Heuristics 5

  • 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 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://frennphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609846a78df22---pedoruwexojobim.pdf In PDF document text
    • http://www.ecostroyservis.ru/File/14220246911.pdfIn PDF document text
    • https://ilc.ua/wp-content/plugins/super-forms/uploads/php/files/gruqlfk88mskagigsp9vjfsml0/vakilulufawoxisujatumo.pdfIn PDF document text
    • https://healthmatters.me/userfiles/file/jofabegapirozajemu.pdfIn PDF document text
    • http://solarissoft.com/img/userfiles/files/12111081707.pdfIn PDF document text
    • http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c58fee591cc---jatozumobarotezuzurigugar.pdfIn PDF document text
    • https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/040a80accc533235f2ab890482080ad6/87741288205.pdfIn PDF document text
    • https://menu2uplus.com/images/file/mizulu.pdfIn PDF document text
    • https://blueridgelightingandcontrols.com/wp-content/plugins/super-forms/uploads/php/files/d0739c088a9e262e716bee3033deb72c/badasonakekode.pdfIn PDF document text
    • http://www.a-fairys-choice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c589a89db41---boxebabuvofugipejukefeto.pdfIn PDF document text
    • http://www.cheapmotorcycleinsurancepa.com/wp-content/plugins/super-forms/uploads/php/files/it9m91ebej7tuapvu3fv7ia8e7/33739170388.pdfIn PDF document text
    • https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/hs590abutmkpksja0fs0usuhcg/rusokegokagopuxoxapofap.pdfIn PDF document text
    • https://footballsod.com/images/ck-uploads/files/55159239832.pdfIn PDF document text
    • https://mls.lighting/wp-content/plugins/super-forms/uploads/php/files/d734e836866dd3ab8cc33f71e809971e/samutibitikekurodosozeg.pdfIn PDF document text
    • https://lsp.od.ua/wp-content/plugins/super-forms/uploads/php/files/oq3mb38oce5221tlfrar3ag6j0/ranawuf.pdfIn PDF document text
    • https://hotel-la-licorne.fr/userfiles/file/jiwalidubusofexorosegagi.pdfIn PDF document text
    • http://pnmanagementsolutions.in/uploads/67669461773.pdfIn PDF document text
    • https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/m35alp6rmtm26v38fla9k688qq/tefababinobatafovo.pdfIn PDF document text
    • https://www.beadvised.co.uk/wp-content/plugins/super-forms/uploads/php/files/9500b8f80cbb2dc512ad01e4a7df9ba8/bomus.pdfIn PDF document text
    • https://www.bountyvacation.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606fd71f2e3d3---97232294613.pdfIn PDF document text
    • https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/57928a0e6a009ce362159c1220a5d446/35959677188.pdfIn PDF document text
    • http://autobedrijvenindex.nl/images/uploads/derilo.pdfIn PDF document text
    • https://yziact.fr/wp-content/plugins/super-forms/uploads/php/files/1ieabp67pccsak06hhumhujlrm/sodalinojex.pdfIn PDF document text
    • https://feedproxy.google.com/~r/skout/mBVl/~3/PmAiG5ZyT-k/uplcv?utm_term=learn+kung+fu+pdf+free+downloadPDF link annotation

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