Malicious PDF — malware analysis report

Static analysis result for SHA-256 64c2f5bd40b7c260…

MALICIOUS

PDF

43.4 KB Created: 2019-02-14 08:25:55 +03:00 Authoring application: Adobe PageMaker 6.5 (via Acrobat Distiller 5.0 (Windows))
MD5: 3523d01a1f6c9976babdc8230d008c0b SHA-1: c1ffdae096131e83e96d4f30aa1e4c424070faa0 SHA-256: 64c2f5bd40b7c26027254ea0fb2665cd2a57bfd7725adeb6a6e1ce2bd7f340d0
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various external websites. This suggests a tactic to drive traffic to these sites, potentially for SEO manipulation or to host malicious content. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9171

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/stealing-the-family-s-man-forbidden-taboo-household-older-man.pdf
    • http://www.gorillawalker.com/gabaergic-transmission-and-anxiety-advances-in-biochemical-psychopharmacology-vol-41.pdf
    • http://www.gorillawalker.com/the-scuba-snobs-guide-to-diving-etiquette-book-2-all.pdf
    • http://www.gorillawalker.com/college-physics-a-strategic-approach-technology-update-2nd-edition.pdf
    • http://www.gorillawalker.com/ultra-black-hair-growth-ii-2000-edition.pdf
    • http://www.gorillawalker.com/enhancing-learning-and-teaching-through-student-feedback-in-engineering-chandos.pdf
    • http://www.gorillawalker.com/prentice-hall-literature-student-edition-grade-6-penguin-edition-2007c.pdf
    • http://www.gorillawalker.com/liability-insurance-changes-in-policies-set-limits-on-risks-to.pdf
    • http://www.gorillawalker.com/star-wars-character-encyclopedia.pdf
    • http://www.gorillawalker.com/technology-enhanced-learning-design-patterns-and-pattern-languages.pdf
    • http://www.gorillawalker.com/the-house-of-the-hidden-places-illustrated-kindle-edition.pdf
    • http://www.gorillawalker.com/baedeker-prague-baedeker-s-prague.pdf
    • http://www.gorillawalker.com/a-colour-atkas-of-tropical-medicine-and-parasitology.pdf
    • http://www.gorillawalker.com/spatial-microsimulation-a-reference-guide-for-users-understanding-population-trends.pdf
    • http://www.gorillawalker.com/paleo-for-beginners-all-about-the-paleo-diet-how-to.pdf
    • http://www.gorillawalker.com/adventuring-through-the-general-epistles-a-bible-handbook-on-hebrews.pdf
    • http://www.gorillawalker.com/managing-reality-2-edition-book-4-managing-change.pdf
    • http://www.gorillawalker.com/the-line-between-us-teaching-about-the-border-and-mexican.pdf
    • http://www.gorillawalker.com/strong-woman-the-truth-about-getting-to-the-top.pdf
    • http://www.gorillawalker.com/the-snake-tattoo-carlotta-carlyle-mysteries.pdf
    • http://www.gorillawalker.com/out-of-my-comfort-zone.pdf
    • http://www.gorillawalker.com/research-methods-and-statistics-an-introduction-for-the-health-sciences.pdf
    • http://www.gorillawalker.com/geometry-of-sets-and-measures-in-euclidean-spaces-fractals-and.pdf
    • http://www.gorillawalker.com/the-international-construction-law-review-volume-23-january-october-2006.pdf
    • http://www.gorillawalker.com/khmer-civilization-and-angkor-orchid-guides.pdf
    • http://www.gorillawalker.com/kriya-yoga-the-science-of-life-force.pdf
    • http://www.gorillawalker.com/healing-after-abortion-god-s-mercy-is-for-your.pdf
    • http://www.gorillawalker.com/hiv-and-aids-basic-elements-and-priorities.pdf
    • http://www.gorillawalker.com/representations-of-space-and-time.pdf
    • http://www.gorillawalker.com/the-tsimshian-and-their-neighbors-of-the-north-pacific-coast.pdf
    • http://www.gorillawalker.com/sandi-fellman-open-secret.pdf
    • http://www.gorillawalker.com/child-sense.pdf
    • http://www.gorillawalker.com/progressive-dispensationalism.pdf
    • http://www.gorillawalker.com/hoof-prints-more-stories-from-proud-spirit.pdf
    • http://www.gorillawalker.com/harley-quinn-vol-1-hot-in-the-city-the-new.pdf
    • http://www.gorillawalker.com/treatise-on-geochemistry-ten-volume-set.pdf
    • http://www.gorillawalker.com/how-i-created-a-six-figure-income-giving-away-a.pdf
    • http://www.gorillawalker.com/where-the-heart-is.pdf
    • http://www.gorillawalker.com/music-minus-one-violin-mozart-violin-concerto-no-1-in.pdf
    • http://www.gorillawalker.com/documentary-film-a-very-short-introduction-very-short-introductions-kindle.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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