Malicious PDF — malware analysis report

Static analysis result for SHA-256 06b5cde4e126a2ef…

MALICIOUS

PDF

33.2 KB Created: 2019-09-15 18:16:40 +03:00 Authoring application: Adobe InDesign CS2_J (4.0.5) (via Adobe PDF Library 7.0)
MD5: c6dec9830f2d15b68e858485d923aabb SHA-1: 211522bacd99111233c71064f7e4dab732150525 SHA-256: 06b5cde4e126a2ef1675495ccc4b73aa7dafac6f336296a0de59929fe4aa9124
100 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, as indicated by the 'PDF_SEO_LINK_FARM' heuristic. While the document body is heavily obfuscated, the presence of numerous links suggests an attempt to manipulate search engine results or distribute content from a link farm. The ML classifier also flagged the document as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8529

Heuristics 3

  • 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.
  • 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
  • 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/goodnight-sleep-tight-what-a-wonderful-flight-kindle-edition.pdf
    • http://www.gorillawalker.com/cinderella-roly-poly-box-books.pdf
    • http://www.gorillawalker.com/sacrilege-a-novel-hardcover.pdf
    • http://www.gorillawalker.com/it-gives-me-great-pleasure-production-guide-and-chairman-s.pdf
    • http://www.gorillawalker.com/aromatherapy-using-essential-oils.pdf
    • http://www.gorillawalker.com/drums-in-the-americas.pdf
    • http://www.gorillawalker.com/lincoln-political-writings-and-speeches-cambridge-texts-in-the-history.pdf
    • http://www.gorillawalker.com/kaplan-mcat-complete-7-book-subject-review-2016-book-online.pdf
    • http://www.gorillawalker.com/looking-at-the-world-thru-rose-colored-glasses-nick-lucas.pdf
    • http://www.gorillawalker.com/the-road-to-athletic-scholarship-what-every-student-athlete-parent.pdf
    • http://www.gorillawalker.com/welcome-to-iraq-welcome-to-the-world.pdf
    • http://www.gorillawalker.com/mastering-pascal-and-delphi-programming-palgrave-master-series.pdf
    • http://www.gorillawalker.com/finding-alice.pdf
    • http://www.gorillawalker.com/mds-3-0-care-plans-made-easy.pdf
    • http://www.gorillawalker.com/the-french-tradition-in-education-ramus-to-mme-necker-de.pdf
    • http://www.gorillawalker.com/state-power-socialism.pdf
    • http://www.gorillawalker.com/keys-to-the-repository.pdf
    • http://www.gorillawalker.com/philosophical-explanations.pdf
    • http://www.gorillawalker.com/hackers-toeic-reading-for-korean-speakers.pdf
    • http://www.gorillawalker.com/service-book-and-hymnal.pdf
    • http://www.gorillawalker.com/mtle-basic-skills-secrets-study-guide-mtle-test-review-for.pdf
    • http://www.gorillawalker.com/the-harvard-medical-school-and-its-clinical-opportunities-by-parkins.pdf
    • http://www.gorillawalker.com/farewell-the-headache-paperback-traditional-chinese-edition.pdf
    • http://www.gorillawalker.com/the-new-graphic-design-school-a-foundation-course-in-principles.pdf
    • http://www.gorillawalker.com/pai-filho-pai-portuguese-edition.pdf
    • http://www.gorillawalker.com/nietzsche-a-philosophical-biography.pdf
    • http://www.gorillawalker.com/orchideen-in-s-deuropa-author-trapp-benny.pdf
    • http://www.gorillawalker.com/christmas-follow-the-dots.pdf
    • http://www.gorillawalker.com/international-persp-voluntary-cb.pdf
    • http://www.gorillawalker.com/bundle-nutrition-for-health-and-health-care-4th-dietary-guidelines.pdf
    • http://www.gorillawalker.com/elasticity-solid-mechanics-and-its-applications.pdf
    • http://www.gorillawalker.com/tree-shaker-the-story-of-nelson-mandela.pdf
    • http://www.gorillawalker.com/baby-s-on-fire-stories.pdf
    • http://www.gorillawalker.com/succeeding-in-business-with-microsoft-access-2013-a-problem-solving.pdf
    • http://www.gorillawalker.com/trade-policy-review-singapore-2000.pdf
    • http://www.gorillawalker.com/applied-statistics-in-biomedicine-and-clinical-trials-design-selected-papers.pdf
    • http://www.gorillawalker.com/beneath-ceaseless-skies-issue-180.pdf
    • http://www.gorillawalker.com/social-anarchism.pdf
    • http://www.gorillawalker.com/america-the-beautiful-choral-score-brass-quintet-organ-opt-percussion.pdf
    • http://www.gorillawalker.com/recreation-and-leisure-an-introductory-handbook.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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