Malicious PDF — malware analysis report

Static analysis result for SHA-256 0f05793a2039ceba…

MALICIOUS

PDF

33.4 KB Created: 2020-02-19 05:43:22 +03:00 Authoring application: PScript5.dll Version 5.2 (via Acrobat Distiller 8.0.0 (Windows))
MD5: db25272786be82814ea08ed13478c38e SHA-1: 068149895baa2e18176f9d52500784a821398679 SHA-256: 0f05793a2039ceba49105381cd91b0be781b35e02d52fe2462b7cf26b62a8a25
92 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. The document body is heavily obfuscated and unreadable, suggesting it's not intended for direct user interaction but rather to host these links. The primary goal appears to be directing users to a website that hosts numerous PDF documents, potentially for SEO manipulation or to serve as a distribution point for further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8529

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/fotos-ntesis-humana-la-asombrosa-y-hasta-ahora-desconocida-capacidad.pdf
    • http://www.gorillawalker.com/dear-fatty.pdf
    • http://www.gorillawalker.com/design-for-product-success.pdf
    • http://www.gorillawalker.com/common-sense-little-books-of-wisdom.pdf
    • http://www.gorillawalker.com/share-with-love-canadian-cooking.pdf
    • http://www.gorillawalker.com/travels-in-european-turkey-in-1850-through-bosnia-servia-bulgaria.pdf
    • http://www.gorillawalker.com/finding-opa-the-lonely-heart-series-book-2-kindle-edition.pdf
    • http://www.gorillawalker.com/music-its-secret-influence-throughout-th.pdf
    • http://www.gorillawalker.com/understanding-of-the-church-sources-of-early-christian-thought.pdf
    • http://www.gorillawalker.com/in-reach-flyover-fiction.pdf
    • http://www.gorillawalker.com/the-encore-effect-how-to-achieve-remarkable-performance-in-anything.pdf
    • http://www.gorillawalker.com/chinese-models-of-development-global-local-and-comparative-perspectives-challenges.pdf
    • http://www.gorillawalker.com/kaplan-ap-english-language-composition-2014-kaplan-test-prep.pdf
    • http://www.gorillawalker.com/youth-emergency-preparedness-grades-3-5.pdf
    • http://www.gorillawalker.com/the-support-staff-little-pocket-book.pdf
    • http://www.gorillawalker.com/seduce-me-ravage-mc-2.pdf
    • http://www.gorillawalker.com/trust-me-regency-risks-book-2-kindle-edition.pdf
    • http://www.gorillawalker.com/by-robert-uppgaard-taking-control-of-tmj-your-total-wellness.pdf
    • http://www.gorillawalker.com/matias-dibuja-el-sol-matthew-draws-the-sun-el-jardin.pdf
    • http://www.gorillawalker.com/the-souls-of-w-e-b-du-bois-great-barrington.pdf
    • http://www.gorillawalker.com/cystic-fibrosis-and-you-paperback-1996-author-korneluk.pdf
    • http://www.gorillawalker.com/reprint-1965-yearbook-cushing-academy-ashburnham-massachusetts.pdf
    • http://www.gorillawalker.com/seafood-recipes-second-edition-50-ways-series.pdf
    • http://www.gorillawalker.com/mocha-and-related-dipped-wares-1770-1939.pdf
    • http://www.gorillawalker.com/a-hero-s-quest-1-gladiator-boy.pdf
    • http://www.gorillawalker.com/obese-children-may-face-heart-failure-in-their-20s-clinical.pdf
    • http://www.gorillawalker.com/tw201a1-theory-gymnastics-brillante-teachers-guide-revised.pdf
    • http://www.gorillawalker.com/pioneering-a-global-vision-the-story-of-baker-and-mckenzie.pdf
    • http://www.gorillawalker.com/french-style.pdf
    • http://www.gorillawalker.com/the-fastest-turtle-gentle-reminders-book-1-kindle-edition.pdf
    • http://www.gorillawalker.com/xianggang-jie-dao-tu-the-guide-of-hong-kong-mandarin.pdf
    • http://www.gorillawalker.com/introduction-to-optical-metrology-optical-sciences-and-applications-of-light.pdf
    • http://www.gorillawalker.com/rethinking-foreign-policy-analysis-states-leaders-and-the-microfoundations-of.pdf
    • http://www.gorillawalker.com/content-marketing-think-like-a-publisher-how-to-use-content.pdf
    • http://www.gorillawalker.com/dr-horrible-anal-oral-pro-sex-principale-cruento-ii-latin.pdf
    • http://www.gorillawalker.com/real-dog-yoga.pdf
    • http://www.gorillawalker.com/canons-of-the-church-of-england-7th-edition-full-edition.pdf
    • http://www.gorillawalker.com/nile-cairo-luxor-aswan-insight-pocket-guide-nile-cairo-luxor.pdf
    • http://www.gorillawalker.com/fashion-marketing-merchandising-teacher-s-powerpoint-presentations-site-license.pdf
    • http://www.gorillawalker.com/north-brazil-bibliobazaar-reproduction-series.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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