Malicious PDF — malware analysis report

Static analysis result for SHA-256 76aac3e80f424520…

MALICIOUS

PDF

41.8 KB Created: 2019-05-05 02:12:34 +03:00 Authoring application: Word (via Mac OS X 10.7.5 Quartz PDFContext)
MD5: 8a80c9e42380896510d6a472c85d5d1a SHA-1: 76b35d9a2f3862ab93516fd3234bfeda06fea5c9 SHA-256: 76aac3e80f4245206e39e273a25f04e81bc8481a940bafb122ba5c5a10f4edbc
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document contains a large number of embedded URLs pointing to external websites, as indicated by the PDF_SEO_LINK_FARM heuristic. While no scripts were explicitly extracted, the presence of embedded URLs within a PDF often implies an attempt to redirect the user to potentially malicious content or to manipulate search engine rankings. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9027

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/in-praise-of-slowness-challenging-the-cult-of-speed-plus.pdf
    • http://www.gorillawalker.com/watercolors-anyone-can-paint-scheewe-art-workshop-series-2.pdf
    • http://www.gorillawalker.com/the-leica-rangefinder-way-camera-way-books.pdf
    • http://www.gorillawalker.com/one-white-wishing-stone-a-beach-day-counting-book.pdf
    • http://www.gorillawalker.com/scooter-bible-from-cushman-to-vespa-the-ultimate-history-and.pdf
    • http://www.gorillawalker.com/flute-concerto-in-e-minor-ed-lebermann.pdf
    • http://www.gorillawalker.com/the-great-apparitions-of-mary-an-examination-of-twenty-two.pdf
    • http://www.gorillawalker.com/anesthesiology-and-the-heart-annual-utah-postgraduate-course-in-anesthesiology.pdf
    • http://www.gorillawalker.com/the-euthanasia-debate-issues.pdf
    • http://www.gorillawalker.com/draw-comic-book-characters-book-house-draw-series.pdf
    • http://www.gorillawalker.com/discover-the-micro-pigmentation-or-permanent-makeup-world.pdf
    • http://www.gorillawalker.com/pimples-and-periods-when-we-were-kids-book-3-volume.pdf
    • http://www.gorillawalker.com/fluoxetine-plus-cbt-best-for-depressed-teens-child-adolescent-psychiatry.pdf
    • http://www.gorillawalker.com/death-in-veracruz-a-novel.pdf
    • http://www.gorillawalker.com/tobit-and-judith-guides-to-the-apocrypha-and-pseudepigrapha.pdf
    • http://www.gorillawalker.com/1-000-places-to-see-in-the-u-s-a.pdf
    • http://www.gorillawalker.com/critical-encounters-in-secondary-english-teaching-literary-theory-to-adolescents.pdf
    • http://www.gorillawalker.com/mimi-s-book-of-counting.pdf
    • http://www.gorillawalker.com/wallpaper-city-guide-miami-2015-wallpaper-city-guides.pdf
    • http://www.gorillawalker.com/travel-tourism-and-identity-culture-and-civilization-series.pdf
    • http://www.gorillawalker.com/using-astrology-to-create-a-vocational-profile.pdf
    • http://www.gorillawalker.com/by-richard-bouchez-clinical-success-in-invisalign-orthodontic-treatment-1st.pdf
    • http://www.gorillawalker.com/camping-guide-to-kenya.pdf
    • http://www.gorillawalker.com/sam-dellinger-raiders-of-the-lost-arkansas.pdf
    • http://www.gorillawalker.com/a-medicine-for-melancholy-and-other-stories-kindle-edition.pdf
    • http://www.gorillawalker.com/insight-guides-mauritius-reunion-seychelles.pdf
    • http://www.gorillawalker.com/urban-traffic-engineering-and-streetscape-design.pdf
    • http://www.gorillawalker.com/mabel-crowley-book-three.pdf
    • http://www.gorillawalker.com/a-frog-named-finn.pdf
    • http://www.gorillawalker.com/iso-9000-quality-system-assessment-handbook.pdf
    • http://www.gorillawalker.com/core-anatomy-illustrated.pdf
    • http://www.gorillawalker.com/she-s-yours-for-the-taking-a-man-s-guide.pdf
    • http://www.gorillawalker.com/writers-readers-and-reputations-literary-life-in-britain-1870-1918.pdf
    • http://www.gorillawalker.com/jardines-de-cristal-spanish-edition.pdf
    • http://www.gorillawalker.com/mel-bay-s-complete-method-for-modern-guitar-mb93396.pdf
    • http://www.gorillawalker.com/the-mummy-monsters-and-mythical-creatures.pdf
    • http://www.gorillawalker.com/claude-at-the-beach.pdf
    • http://www.gorillawalker.com/function-spaces-and-potential-theory-grundlehren-der-mathematischen-wissenschaften.pdf
    • http://www.gorillawalker.com/the-ultimate-dandelion-cookbook-148-recipes-for-dandelion-leaves-flowers.pdf
    • http://www.gorillawalker.com/how-to-build-a-racing-car.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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