Malicious PDF — malware analysis report

Static analysis result for SHA-256 85c3113ccaf6da0e…

MALICIOUS

PDF

44.8 KB Created: 2018-11-30 20:31:58 +03:00 Authoring application: LaTeX with hyperref package (via pdfTeX-1.40.17)
MD5: 1731fd0c50a39d92f800c4c571476a89 SHA-1: 3a00e4bb8db2f0e3695fcb1d05876e06e91cbf6e SHA-256: 85c3113ccaf6da0e285215671395902d68a64697beaa8519f931dd5a1278cffa
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF was flagged by an ML classifier and contains a large number of embedded external links, indicating a potential SEO manipulation or content distribution scheme. The presence of these links suggests an attempt to lure users to external resources, possibly for malicious purposes. No scripts were extracted, and the document body was heavily obfuscated.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8812

Heuristics 2

  • 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.
  • 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://www.gorillawalker.com/finding-faith-a-spirited-psychic-mystery-jennie-s-gifts-series.pdf
    • http://www.gorillawalker.com/a-relation-of-the-missions-of-paraguay-wrote-originally-in.pdf
    • http://www.gorillawalker.com/basic-training-for-the-prophetic-ministry-a-call-to-spiritual.pdf
    • http://www.gorillawalker.com/world-of-luis-bunuel-essays-in-criticism.pdf
    • http://www.gorillawalker.com/frieda-finds-a-friend-a-dudaki-the-koala-book.pdf
    • http://www.gorillawalker.com/hunted-by-the-wolves-a-paranormal-romance-kindle-edition.pdf
    • http://www.gorillawalker.com/lecciones-de-lublin-ii-2-biblioteca-palabra-spanish-edition.pdf
    • http://www.gorillawalker.com/the-organized-mind-thinking-straight-in-the-age-of-information.pdf
    • http://www.gorillawalker.com/cuentos-de-unicornios-spanish-edition.pdf
    • http://www.gorillawalker.com/the-orphaned-worlds-humanity-s-fire.pdf
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    • http://www.gorillawalker.com/the-life-of-shiro-miyazaki-an-itinerant-artist-of-the.pdf
    • http://www.gorillawalker.com/how-2.pdf
    • http://www.gorillawalker.com/atoms-in-molecules-an-introduction.pdf
    • http://www.gorillawalker.com/demon-antics-gender-transformation-erotica.pdf
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    • http://www.gorillawalker.com/pencil-paper-draw-sharks.pdf
    • http://www.gorillawalker.com/a-church-in-a-landscape-a-history-of-south-creake.pdf
    • http://www.gorillawalker.com/fabre-s-book-of-insects.pdf
    • http://www.gorillawalker.com/portland-alive-at-the-center-contemporary-poetry-from-portland-oregon.pdf
    • http://www.gorillawalker.com/frankfurt-skylights-uk-version-skylines-and-tower-of-frankfurt-am.pdf
    • http://www.gorillawalker.com/adoption-nation-how-the-adoption-revolution-is-transforming-america.pdf
    • http://www.gorillawalker.com/tea-with-the-angel-lady.pdf
    • http://www.gorillawalker.com/taken-in-the-sauna-watching-my-wife.pdf
    • http://www.gorillawalker.com/differential-equations-problem-solver-a-complete-solution-guide-to-any.pdf
    • http://www.gorillawalker.com/organotransition-metal-chemistry-from-bonding-to-catalysis.pdf
    • http://www.gorillawalker.com/blood-relations-blue-eyed-son-book-2.pdf
    • http://www.gorillawalker.com/william-of-auvergne-rhetorica-divina-seu-ars-oratoria-eloquentiae-divinae.pdf
    • http://www.gorillawalker.com/recaging-the-beast-the-disease-behind-disease-the-yeast-fungal.pdf
    • http://www.gorillawalker.com/navigate-2-advantage-access-for-environmental-science.pdf
    • http://www.gorillawalker.com/diario-de-sesiones-de-la-c-mara-de-senadores-de.pdf
    • http://www.gorillawalker.com/tales-of-terror-from-the-tunnel-s-mouth.pdf
    • http://www.gorillawalker.com/seduction-a-devil-s-den-novel-kindle-edition.pdf
    • http://www.gorillawalker.com/extreme-ownership-how-u-s-navy-seals-lead-and-win.pdf
    • http://www.gorillawalker.com/mountain-bike-master-essential-skills-and-advanced-techniques-made-easy.pdf
    • http://www.gorillawalker.com/an-axe-age-the-sybil-prophecy-kindle-edition.pdf
    • http://www.gorillawalker.com/a-treatise-on-the-law-of-benefit-societies-and-life.pdf
    • http://www.gorillawalker.com/rethinking-empowerment-gender-and-development-in-a-global-local-world.pdf
    • http://www.gorillawalker.com/daily-exercises-for-treble-recorder-ue12614-exercises-for-advanced-students.pdf
    • http://www.gorillawalker.com/american-exceptionalism-revisited-us-political-development-in-comparative-perspective.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://www.aiim.org/pdfa/ns/extension/
    • http://www.aiim.org/pdfa/ns/schema#
    • http://www.aiim.org/pdfa/ns/property#
    • http://www.aiim.org/pdfa/ns/id/

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