Malicious PDF — malware analysis report

Static analysis result for SHA-256 7e1615371ea891a7…

MALICIOUS

PDF

46.2 KB Created: 2018-12-07 18:29:04 +03:00 Authoring application: PSCRIPT.DRV Version 4.0 (via Acrobat Distiller 3.01 for Windows)
MD5: 448b5785ba2302c98e3521da03e334ad SHA-1: f07c95952675947077cb427e35faec186730ee90 SHA-256: 7e1615371ea891a79d4348f0c3c27232b9981b442d41be2f2abfcde12d2ac2d4
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file was flagged by a machine learning classifier and contains a significant number of embedded external links. This suggests a link farm or SEO poisoning attack, where the document's primary purpose is to distribute links to other content, potentially malicious. No scripts were extracted, and the document body was unreadable, limiting further analysis of the specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8396

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/the-patisserie-mysteries-box-set-volume-i-books-1-4.pdf
    • http://www.gorillawalker.com/dropping-the-ball-baseball-s-troubles-and-how-we-can.pdf
    • http://www.gorillawalker.com/love-virtually.pdf
    • http://www.gorillawalker.com/the-coming-great-calamity.pdf
    • http://www.gorillawalker.com/return-from-madness-psychotherapy-with-people-taking-the-new-antipsychotic.pdf
    • http://www.gorillawalker.com/men-are-chattel.pdf
    • http://www.gorillawalker.com/la-reconciliacion-guia-del-catequista-cursos-de-primaria-para-usarse.pdf
    • http://www.gorillawalker.com/kinfolk-volume-15-discovering-new-things-to-cook-make-and.pdf
    • http://www.gorillawalker.com/your-erroneous-zones-step-by-step-advice-for-escaping-the.pdf
    • http://www.gorillawalker.com/moby-dick-or-the-whale-starbooks-classics-editions.pdf
    • http://www.gorillawalker.com/dosage-calculations-nursing-education.pdf
    • http://www.gorillawalker.com/the-trollope-companion.pdf
    • http://www.gorillawalker.com/hackers-toeic-vocabulary-for-korean-speakers.pdf
    • http://www.gorillawalker.com/true-pleasures-a-memoir-of-women-in-paris.pdf
    • http://www.gorillawalker.com/toyota-prius-repair-and-maintenance-manual-2004-2008.pdf
    • http://www.gorillawalker.com/evolution-from-molecules-to-men.pdf
    • http://www.gorillawalker.com/how-good-do-you-want-to-be-a-champion-s.pdf
    • http://www.gorillawalker.com/legal-english.pdf
    • http://www.gorillawalker.com/poemas-metaf-ricos-de-el-amor-errante-seleccci-n-de.pdf
    • http://www.gorillawalker.com/transportation-systems-engineering-theory-and-methods-applied-optimization.pdf
    • http://www.gorillawalker.com/women-and-the-criminal-justice-system-2nd-edition.pdf
    • http://www.gorillawalker.com/toni-morrison-writing-the-moral-imagination-wiley-blackwell-introductions-to.pdf
    • http://www.gorillawalker.com/designing-professional-development-for-teachers-of-science-and-mathematics.pdf
    • http://www.gorillawalker.com/prompted-musings-volume-one.pdf
    • http://www.gorillawalker.com/by-marcia-a-gladwin-clinical-aspects-of-dental-materials-theory.pdf
    • http://www.gorillawalker.com/children-s-story-books-for-boys-edition-iii-kindle-edition.pdf
    • http://www.gorillawalker.com/spenser-and-the-rocks-nsta-kids-i-wonder-why-series.pdf
    • http://www.gorillawalker.com/the-puffin-book-of-nursery-rhymes-puffin-books.pdf
    • http://www.gorillawalker.com/the-1980s-the-ukulele-decade-series.pdf
    • http://www.gorillawalker.com/garfield-fat-cat-3-pack-9-contains-garfield-hits-the.pdf
    • http://www.gorillawalker.com/the-art-of-skin-health-restoration-and-rejuvenation-second-edition.pdf
    • http://www.gorillawalker.com/using-stories-to-build-bridges-with-traumatized-children-creative-ideas.pdf
    • http://www.gorillawalker.com/animal-movement-across-scales.pdf
    • http://www.gorillawalker.com/screen-culture-psyche-a-post-jungian-approach-to-working-with.pdf
    • http://www.gorillawalker.com/seismic-design-solved-problems.pdf
    • http://www.gorillawalker.com/spain-and-portugal-insight-travel-atlas.pdf
    • http://www.gorillawalker.com/psychopathology-and-function.pdf
    • http://www.gorillawalker.com/yamaha-road-star-1999-2007-manual-does-not-cover-xv1700p.pdf
    • http://www.gorillawalker.com/interstellar-beyond-time-and-space.pdf
    • http://www.gorillawalker.com/vermeer-s-hat-the-seventeenth-century-and-the-dawn-of.pdf
    • http://www.gorillawalke
    • 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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