Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe1cd45b96435934…

MALICIOUS

PDF

32.1 KB Created: 2019-11-10 05:17:40 +03:00 Authoring application: Adobe InDesign CS2_J (4.0.5) (via Adobe PDF Library 7.0)
MD5: ae9c1e3c466e801a4603197c58888f02 SHA-1: 65a8efbbea675bccee3bf681c79295e835efa060 SHA-256: fe1cd45b96435934ac0682cc6c5e88d7090a4fcf73753a0dccac956a9b4d66a7
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged this PDF as malicious. The embedded document body text is heavily obfuscated and does not provide clear intent, but the sheer volume of links suggests a malicious purpose, possibly for SEO manipulation or to distribute 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/macromedia-studio-mx-step-by-step-projects-for-flash-mx.pdf
    • http://www.gorillawalker.com/cooking-school-secrets-for-real-world-cooks.pdf
    • http://www.gorillawalker.com/walid-raad.pdf
    • http://www.gorillawalker.com/denmark-dk-travel-gd-denmark-paperback.pdf
    • http://www.gorillawalker.com/quer-durch-australien-mit-dem-wohnmobil-von-darwin-nach-sydney.pdf
    • http://www.gorillawalker.com/book-of-soups-more-than-100-recipes-for-perfect-soups.pdf
    • http://www.gorillawalker.com/storycards-adjectives-english-french-german-and-spanish-edition.pdf
    • http://www.gorillawalker.com/six-figure-musician-a-step-by-step-guide-to-making.pdf
    • http://www.gorillawalker.com/true-love-passion-pain-volume-1.pdf
    • http://www.gorillawalker.com/beyond-the-metropolis-second-cities-and-modern-life-in-interwar.pdf
    • http://www.gorillawalker.com/kitchen-medicine-household-remedies-for-common-ailments-and-domestic-emergencies.pdf
    • http://www.gorillawalker.com/the-work-on-relationships-the-work-of-byron-katie.pdf
    • http://www.gorillawalker.com/the-physics-of-martial-arts.pdf
    • http://www.gorillawalker.com/wrangling-wes-the-browards-of-montana-book-1-unabridged-audible.pdf
    • http://www.gorillawalker.com/trade-policy-review-bolivia-2005.pdf
    • http://www.gorillawalker.com/sport-marketing-presentation-package-3rd-edition.pdf
    • http://www.gorillawalker.com/arthritis-and-allied-conditions-textbook-of-rheumatology.pdf
    • http://www.gorillawalker.com/stem-cells-in-aesthetic-procedures-art-science-and-clinical-techniques.pdf
    • http://www.gorillawalker.com/broken-bonds.pdf
    • http://www.gorillawalker.com/antarctica-a-guide-to-the-wildlife-bradt-travel-guide-by.pdf
    • http://www.gorillawalker.com/age-of-blood-a-seal-team-666-novel.pdf
    • http://www.gorillawalker.com/love-transylvania-style-1night-stand-book-43.pdf
    • http://www.gorillawalker.com/life-cycle-of-amphibians-life-cycles.pdf
    • http://www.gorillawalker.com/letter-from-new-york-bbc-woman-s-hour-broadcasts.pdf
    • http://www.gorillawalker.com/foundations-first-with-readings-sentences-and-paragraphs.pdf
    • http://www.gorillawalker.com/alabama-one-big-front-porch.pdf
    • http://www.gorillawalker.com/the-road-to-nab-end-a-lancashire-childhood.pdf
    • http://www.gorillawalker.com/the-complete-guide-to-growing-cacti-succulents.pdf
    • http://www.gorillawalker.com/haitian-connections-in-the-atlantic-world-recognition-after-revolution.pdf
    • http://www.gorillawalker.com/a-death-in-valencia.pdf
    • http://www.gorillawalker.com/museum-of-the-future.pdf
    • http://www.gorillawalker.com/catalogue-of-risks-natural-technical-social-and-health-risks.pdf
    • http://www.gorillawalker.com/f-86-sabre-warbird-history.pdf
    • http://www.gorillawalker.com/open-road-s-best-of-colorado.pdf
    • http://www.gorillawalker.com/zero-variable-theories-and-the-psychology-of-the-explainer.pdf
    • http://www.gorillawalker.com/marching-spain.pdf
    • http://www.gorillawalker.com/african-zion-the-sacred-art-of-ethiopia.pdf
    • http://www.gorillawalker.com/warren-buffett-to-be-rich-and-successful-is-easy-top.pdf
    • http://www.gorillawalker.com/unix-cd-bookshelf-3-0.pdf
    • http://www.gorillawalker.com/
    • 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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