Malicious PDF — malware analysis report

Static analysis result for SHA-256 119695798e28cf07…

MALICIOUS

PDF

42.8 KB Created: 2018-12-15 08:09:30 +03:00 Authoring application: Acrobat PDFMaker 7.0 for Word (via Acrobat Distiller 7.0 (Windows))
MD5: 3aaa589717d44e509ad8dac1e1ae64b9 SHA-1: 5f643ca46a716f7ad999480432a6c45557f7d551 SHA-256: 119695798e28cf073069a337976b17e821eae97876133f7a5ed07052fc6e9e4a
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to external PDF files, identified by the 'PDF_SEO_LINK_FARM' heuristic. While no scripts were explicitly extracted, the presence of embedded URLs and the ML classifier's high confidence score suggest malicious intent, likely related to SEO manipulation or distributing further malicious content. The document body was heavily obfuscated and unreadable, preventing a more detailed analysis of its specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9181

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/eleventh-circuit-criminal-handbook.pdf
    • http://www.gorillawalker.com/sinatra-and-me-the-very-good-years.pdf
    • http://www.gorillawalker.com/bentley-collection-guide-the-reference-tool-for-consultants-collectors-enthusiasts.pdf
    • http://www.gorillawalker.com/the-siege-68-hours-inside-the-taj-hotel-unabridged-audible.pdf
    • http://www.gorillawalker.com/sheamus-wrestling-unauthorized-uncensored-all-ages-deluxe-edition-with-videos.pdf
    • http://www.gorillawalker.com/female-fitness-stars-of-tv-and-the-movies-featuring-profiles.pdf
    • http://www.gorillawalker.com/nyc-shopping-unfolds-unfolds-pop-up-series.pdf
    • http://www.gorillawalker.com/male-trouble-a-crisis-in-representation.pdf
    • http://www.gorillawalker.com/health-care-emergency-management-principles-and-practice.pdf
    • http://www.gorillawalker.com/wine-uk-version-photographs-of-the-wine-calvendo-food.pdf
    • http://www.gorillawalker.com/blank-slate.pdf
    • http://www.gorillawalker.com/cajun-cooking-international-cookbook-series.pdf
    • http://www.gorillawalker.com/little-serenade-score-faber-edition.pdf
    • http://www.gorillawalker.com/xian-dai-yu-yan-xiao-shuo-90-nian-dai-wen.pdf
    • http://www.gorillawalker.com/art-and-symmetry-in-experimental-physics-festschrift-for-eugene-d.pdf
    • http://www.gorillawalker.com/pesticide-residues-in-food-1999-evaluations-toxicological-pt-2.pdf
    • http://www.gorillawalker.com/paul-schrader-collected-screenplays-volume-1-taxi-driver-american-gigolo.pdf
    • http://www.gorillawalker.com/online-training-for-the-administrative-professional-corporate-version-leadership-and.pdf
    • http://www.gorillawalker.com/100-creepy-little-creature-stories.pdf
    • http://www.gorillawalker.com/womanizers.pdf
    • http://www.gorillawalker.com/gravestones-of-early-new-england-and-the-men-who-made.pdf
    • http://www.gorillawalker.com/desire-unlimited-the-cinema-of-pedro-almodovar.pdf
    • http://www.gorillawalker.com/art-recreations-being-a-complete-guide-to-pencil-drawing-oil.pdf
    • http://www.gorillawalker.com/the-perspective-of-love-natural-law-in-a-new-mode.pdf
    • http://www.gorillawalker.com/the-history-of-the-barometer.pdf
    • http://www.gorillawalker.com/leap-of-faith-confronting-the-origins-of-the-book-of.pdf
    • http://www.gorillawalker.com/beyond-the-eye-of-the-needle.pdf
    • http://www.gorillawalker.com/historical-gurdwaras-of-delhi.pdf
    • http://www.gorillawalker.com/feast-of-the-flesh-erotic-nightmares-serial-book-2.pdf
    • http://www.gorillawalker.com/snoopy-s-guide-to-the-writing-life.pdf
    • http://www.gorillawalker.com/harvard-business-review-on-supply-chain-management-harvard-business-review.pdf
    • http://www.gorillawalker.com/five-lectures-on-chinese-poetry.pdf
    • http://www.gorillawalker.com/scooby-doo-mystery-3-the-haunting-of-pirate-cove.pdf
    • http://www.gorillawalker.com/anti-corruption-policy-can-international-actors-play-a-constructive-role.pdf
    • http://www.gorillawalker.com/aermacchi-harley-davidson-motorcycles-enthusiasts-series.pdf
    • http://www.gorillawalker.com/gin-tama-tome-8-french-edition.pdf
    • http://www.gorillawalker.com/piano-concerto-no-3-op-30-full-score-a1899.pdf
    • http://www.gorillawalker.com/pleasing-my-best-friend-s-daughter-girl-s-night-taboo.pdf
    • http://www.gorillawalker.com/the-ultimate-bluegrass-mandolin-construction-manual.pdf
    • http://www.gorillawalker.com/outsmarting-cats-how-to-persuade-the-felines-in-your-life.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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