Malicious PDF — malware analysis report

Static analysis result for SHA-256 0e2341c4554e5235…

MALICIOUS

PDF

45.6 KB Created: 2018-11-14 08:20:46 +03:00 Authoring application: Writer (via OpenOffice.org 2.0.3)
MD5: 1226d3f0dd52d98e0b573e109587a2a5 SHA-1: 3ff6f219780c7274082ce5491a05a973eecf0784 SHA-256: 0e2341c4554e523528670678a6c6ecfdbb170696b4c6f2c9eb3f01dc7d08ed93
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a significant number of embedded URLs, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link-farming or content distribution scheme. While no scripts were extracted, the sheer volume of links and the ML classifier's high confidence indicate malicious intent, likely related to SEO manipulation or potentially leading to further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8974

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/the-little-shepherd-from-children-s-corner-for-piano.pdf
    • http://www.gorillawalker.com/the-fourth-anti-coloring-book-creative-activities-for-ages-6.pdf
    • http://www.gorillawalker.com/childhood-leukemia.pdf
    • http://www.gorillawalker.com/fretboard-roadmaps-rock-guitar-the-essential-guitar-patterns-that-all.pdf
    • http://www.gorillawalker.com/alzheimer-s-handbook-for-the-caretaker.pdf
    • http://www.gorillawalker.com/krav-maga-extreme-institute-manual-para-instructores-nivel-1-spanish.pdf
    • http://www.gorillawalker.com/the-roots-of-theatre-rethinking-ritual-and-other-theories-of.pdf
    • http://www.gorillawalker.com/freight-cars-of-the-40s-and-50s-model-railroader-books.pdf
    • http://www.gorillawalker.com/mars-a-new-view-of-the-red-planet.pdf
    • http://www.gorillawalker.com/lightning-in-a-bottle-trueblood-3.pdf
    • http://www.gorillawalker.com/be-a-direct-selling-superstar-achieve-financial-freedom-for-yourself.pdf
    • http://www.gorillawalker.com/mel-bay-presents-gospel-pedal-steel-guitar.pdf
    • http://www.gorillawalker.com/new-meat-sanitation-regs-kick-in-industry-keeps-an-eye.pdf
    • http://www.gorillawalker.com/statistical-analysis-of-fmri-data.pdf
    • http://www.gorillawalker.com/mel-bay-recorder-book-of-medieval-renaissance-music.pdf
    • http://www.gorillawalker.com/so-far-sheet-music-vocal-from-allegro-a-musical-play.pdf
    • http://www.gorillawalker.com/breeding-stock.pdf
    • http://www.gorillawalker.com/creating-modern-capitalism-how-entrepreneurs-companies-and-countries-triumphed-in.pdf
    • http://www.gorillawalker.com/long-short-market-dynamics-trading-strategies-for-today-s-markets.pdf
    • http://www.gorillawalker.com/fundamentals-nof-real-estate-appraisal.pdf
    • http://www.gorillawalker.com/let-the-nations-be-glad-dvd-study-guide.pdf
    • http://www.gorillawalker.com/what-s-new-cupcake-ingeniously-simple-designs-for-every-occasion.pdf
    • http://www.gorillawalker.com/mastering-magento-theme-design-kindle-edition.pdf
    • http://www.gorillawalker.com/the-finite-volume-method-in-computational-fluid-dynamics-an-advanced.pdf
    • http://www.gorillawalker.com/best-practice-fourth-edition-bringing-standards-to-life-in-america.pdf
    • http://www.gorillawalker.com/soto-mains-et-merveilles-french-edition.pdf
    • http://www.gorillawalker.com/the-art-of-throwing-principles-techniques.pdf
    • http://www.gorillawalker.com/reauthorization-of-the-commodity-futures-trading-commission-hearings-before-the.pdf
    • http://www.gorillawalker.com/encyclopedia-of-social-work-19th-edition-3-volume-set.pdf
    • http://www.gorillawalker.com/little-copper-pennies-celebrating-the-life-of-the-canadian-one.pdf
    • http://www.gorillawalker.com/global-asset-allocation-a-survey-of-the-world-s-top.pdf
    • http://www.gorillawalker.com/chess-words-of-wisdom-the-principles-methods-and-essential-knowledge.pdf
    • http://www.gorillawalker.com/behavioural-approaches-in-neuropsychological-rehabilitation-optimising-rehabilitation-procedures.pdf
    • http://www.gorillawalker.com/licensing-royalty-rates-2010-edition.pdf
    • http://www.gorillawalker.com/wasp-shadows-kindle-edition.pdf
    • http://www.gorillawalker.com/minecraft-diary-of-a-wimpy-steve-book-3-in-the.pdf
    • http://www.gorillawalker.com/100-questions-answers-about-hepatitis-c-a-lahey-clinic-guide.pdf
    • http://www.gorillawalker.com/the-new-router-handbook.pdf
    • http://www.gorillawalker.com/handbook-of-psychotherapy-case-formulation-1st-edition-1997.pdf
    • http://www.gorillawalker.com/moral-evil-material-texts.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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