Malicious PDF — malware analysis report

Static analysis result for SHA-256 ff0a044ade932b18…

MALICIOUS

PDF

38.3 KB Created: 2018-12-02 10:56:53 +03:00 Authoring application: Adobe InDesign CS3 (5.0.2) (via Adobe PDF Library 8.0)
MD5: b04b2fbe851089eb54f927178deab6c1 SHA-1: c44db2c42e0b5d787b853b31f694b8b01b76533e SHA-256: ff0a044ade932b18d164d17c7a169eadf156d359aab51a5cdefef6aa094ade60
90 Risk Score

Malware Insights

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

The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The ML_NYX_PDF_MALICIOUS heuristic also flagged the document as malicious. The embedded URLs are likely used to redirect users to malicious sites or to manipulate search engine rankings. No scripts were extracted from this sample.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8979

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/elements-of-electromagnetics-oxford-series-in-electrical-and-computer-engineering.pdf
    • http://www.gorillawalker.com/conrad-the-factory-made-boy-new-windmills.pdf
    • http://www.gorillawalker.com/nutrition-and-growth-world-review-of-nutrition-and-dietetics-vol.pdf
    • http://www.gorillawalker.com/rage-across-appalachia-werewolf.pdf
    • http://www.gorillawalker.com/the-shadow-of-creusa-negotiating-fictionality-in-late-antique-latin.pdf
    • http://www.gorillawalker.com/the-armed-forces-officer.pdf
    • http://www.gorillawalker.com/vegetarian-on-the-go-easy-and-quick-recipes-for-busy.pdf
    • http://www.gorillawalker.com/games-and-activities-with-base-ten-blocks-book-1-grades.pdf
    • http://www.gorillawalker.com/baptism-understanding-the-sacraments.pdf
    • http://www.gorillawalker.com/the-steam-launch-elliott-bay-classics.pdf
    • http://www.gorillawalker.com/a-short-history-of-the-mughal-empire-i-b-tauris.pdf
    • http://www.gorillawalker.com/of-monsters-madness.pdf
    • http://www.gorillawalker.com/the-mind-and-body-massage-the-guide-to-ultimate-relaxation.pdf
    • http://www.gorillawalker.com/the-times-calendar-cookbook.pdf
    • http://www.gorillawalker.com/whereverville.pdf
    • http://www.gorillawalker.com/acrylic-painting-the-ultimate-guide-to-acrylic-painting-learn-acrylic.pdf
    • http://www.gorillawalker.com/a-student-s-guide-to-legal-analysis-thinking-like-a.pdf
    • http://www.gorillawalker.com/best-folk-song-files-of-songs-code-diagram-with-showa.pdf
    • http://www.gorillawalker.com/it-s-duffy-time.pdf
    • http://www.gorillawalker.com/feisty-weather-book-24-magnificent-visions-kindle-edition.pdf
    • http://www.gorillawalker.com/rabaul-and-bougainville-papua-new-guinea.pdf
    • http://www.gorillawalker.com/wine-tasting-in-san-diego-beyond-partake-of-the-grape.pdf
    • http://www.gorillawalker.com/the-wind-from-the-sun.pdf
    • http://www.gorillawalker.com/vegan-tacos-authentic-and-inspired-recipes-for-mexico-s-favorite.pdf
    • http://www.gorillawalker.com/tales-from-high-hallack-volume-three-the-collected-short-stories.pdf
    • http://www.gorillawalker.com/dysphagia-in-movement-disorders-clinical-dysphagia.pdf
    • http://www.gorillawalker.com/the-design-activist-s-handbook-how-to-change-the-world.pdf
    • http://www.gorillawalker.com/holman-old-testament-commentary-volume-10-job.pdf
    • http://www.gorillawalker.com/van-gogh-and-gauguin-the-studio-of-the-south.pdf
    • http://www.gorillawalker.com/the-smoker-s-diet-the-quick-guide-to-better-health.pdf
    • http://www.gorillawalker.com/the-hidden-treasures-in-the-gospels-an-inductive-study-for.pdf
    • http://www.gorillawalker.com/losing-god-clinging-to-faith-through-doubt-and-depression.pdf
    • http://www.gorillawalker.com/differential-geometry-of-curves-and-surfaces-second-edition.pdf
    • http://www.gorillawalker.com/in-silico-models-for-drug-discovery-methods-in-molecular-biology.pdf
    • http://www.gorillawalker.com/truly-greenwich-village-a-guide-to-the-usual-and-unusual.pdf
    • http://www.gorillawalker.com/reestrian-mates-the-complete-series-sci-fi-alien-romance.pdf
    • http://www.gorillawalker.com/extreme-finale.pdf
    • http://www.gorillawalker.com/materials-and-processes-in-manufacturing-8th-edition.pdf
    • http://www.gorillawalker.com/passing-the-ged.pdf
    • http://www.gorillawalker.com/holt-mathematics-homework-practice-workbook-course-1.pdf
    • http://www.gorillawalker
    • 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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