Malicious PDF — malware analysis report

Static analysis result for SHA-256 077a239e9024bac2…

MALICIOUS

PDF

43.5 KB Created: 2019-03-30 22:25:27 +03:00 Authoring application: Acrobat PDFMaker 10.0 for Word (via Adobe PDF Library 10.0)
MD5: 57ad0af78141570cff091367016710c3 SHA-1: 756179843a785859809a0e232c9c9c85a247f788 SHA-256: 077a239e9024bac2e0605d3f66eaf28150b13833e19d689f7163ccc070ed1d5e
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 ML classifier also flagged the document as malicious. The primary purpose appears to be SEO manipulation or distributing a large number of links, potentially to host malicious content or phishing pages.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8859

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/rhetoric-in-martial-deliberations-and-decision-making-cases-and-consequences.pdf
    • http://www.gorillawalker.com/money-inflation-a-monetarist-approach-2nd-edition.pdf
    • http://www.gorillawalker.com/ladybird-first-fabulous-facts-dinosaurs-sticker-book.pdf
    • http://www.gorillawalker.com/stock-bond-and-mutual-fund-ownership-tax-problems-an-article.pdf
    • http://www.gorillawalker.com/social-foundations-of-markets-money-and-credit-routledge-frontiers-of.pdf
    • http://www.gorillawalker.com/the-great-gatsby-scribner-classics.pdf
    • http://www.gorillawalker.com/drunk-the-night-before-an-anatomy-of-intoxication.pdf
    • http://www.gorillawalker.com/catherine-the-great.pdf
    • http://www.gorillawalker.com/wagamama-cookbook-the-100-japanese-recipes-with-noodles-and-much.pdf
    • http://www.gorillawalker.com/every-guy-s-teenage-fantasy-the-sexual-exploits-of-a.pdf
    • http://www.gorillawalker.com/frau-rosselli-und-fr-ulein-lang-p-ii-italian-edition.pdf
    • http://www.gorillawalker.com/the-christmas-family-the-buchanons.pdf
    • http://www.gorillawalker.com/barometer-rising-international-edition-paperback.pdf
    • http://www.gorillawalker.com/the-archaeologist-s-fieldwork-companion.pdf
    • http://www.gorillawalker.com/medical-assistant-career-curve-an-article-from-techniques-html-digital.pdf
    • http://www.gorillawalker.com/u-is-for-undertow-by-grafton-sue-2009-hardcover.pdf
    • http://www.gorillawalker.com/cervical-chiropractic-school-paperback.pdf
    • http://www.gorillawalker.com/elsevier-adaptive-learning-for-lehne-s-pharmacology-for-nursing-care.pdf
    • http://www.gorillawalker.com/enfants-journal-de-voyage-mon-voyage-aux-bahamas-french-edition.pdf
    • http://www.gorillawalker.com/when-your-school-bus-goes-to-mexico-english-and-spanish.pdf
    • http://www.gorillawalker.com/religion-personality-and-social-behavior.pdf
    • http://www.gorillawalker.com/u-s-space-launch-vehicle-technology-viking-to-space-shuttle.pdf
    • http://www.gorillawalker.com/iamsar-manual-2013.pdf
    • http://www.gorillawalker.com/fred-portrait-of-a-fast-bowler.pdf
    • http://www.gorillawalker.com/wandering-under-sail.pdf
    • http://www.gorillawalker.com/crimes-of-the-secret-police.pdf
    • http://www.gorillawalker.com/flags-of-our-fathers.pdf
    • http://www.gorillawalker.com/shadowrun-game-screen.pdf
    • http://www.gorillawalker.com/when-men-and-women-mattered-a-history-of-gender-relations.pdf
    • http://www.gorillawalker.com/crochet-the-ultimate-beginners-guide-to-crocheting-with-crochet-patterns.pdf
    • http://www.gorillawalker.com/wisdom-heart-to-serve-god-a-spiritual-pathway-to-real.pdf
    • http://www.gorillawalker.com/direct-time-integration-methods-in-nonlinear-structural-dynamics.pdf
    • http://www.gorillawalker.com/napoleon-s-german-allies-5-hessen-darmstadt-and-hessen-kassel.pdf
    • http://www.gorillawalker.com/medical-genocide-penthouse-magazine.pdf
    • http://www.gorillawalker.com/la-oscura-verdad-de-mara-dyer-maeva-young-spanish-edition.pdf
    • http://www.gorillawalker.com/to-train-the-fleet-for-war-the-u-s-navy.pdf
    • http://www.gorillawalker.com/the-three-weissmanns-of-westport-a-novel-paperback.pdf
    • http://www.gorillawalker.com/confronting-security-challenges-on-the-korean-peninsula.pdf
    • http://www.gorillawalker.com/enniscorthy-and-districts-1530-1885-a-view-through-history.pdf
    • http://www.gorillawalker.com/easy-finger-food-recipes-easy-recipes-kindle-edition.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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