Malicious PDF — malware analysis report

Static analysis result for SHA-256 1fe0e5c025bf1be7…

MALICIOUS

PDF

45.4 KB Created: 2019-03-18 01:52:19 +03:00 Authoring application: Adobe InDesign CS (3.0.1) (via Adobe PDF Library 6.0)
MD5: c7cdab6334e785cf706ace8d6f90fc51 SHA-1: 7233beb331a08392945902fda1838c7d8b242b97 SHA-256: 1fe0e5c025bf1be7b6a94f66391e643bef943b581bbcb27cb1fda2efb805d34f
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of embedded links to external PDF files, a technique often used for SEO manipulation or to distribute malicious content. The ML classifier also flagged this PDF as malicious. No scripts were extracted, and the document body was not parsable, limiting the ability to determine the exact payload or delivery mechanism beyond the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8389

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/don-t-stop-believin-from-glee-satb-choral-sheet-music.pdf
    • http://www.gorillawalker.com/mind-of-the-raven-investigations-and-adventures-with-wolf-birds.pdf
    • http://www.gorillawalker.com/ohio-consumer-law-manual.pdf
    • http://www.gorillawalker.com/the-great-leader-and-the-fighter-pilot-the-true-story.pdf
    • http://www.gorillawalker.com/world-eras-vol-8-ancient-mesopotamia.pdf
    • http://www.gorillawalker.com/nursing-leadership-management-and-professional-practice-for-the-lpn-lvn.pdf
    • http://www.gorillawalker.com/edmund-husserl-and-eugen-fink-beginnings-and-ends-in-phenomenology.pdf
    • http://www.gorillawalker.com/past-imperfect-how-tracing-your-family-medical-history-can-save.pdf
    • http://www.gorillawalker.com/scarcity-the-new-science-of-having-less-and-how-it.pdf
    • http://www.gorillawalker.com/new-narratives-stories-and-storytelling-in-the-digital-age-frontiers.pdf
    • http://www.gorillawalker.com/first-steps-in-violoncello-playing-op-101-for-one-or.pdf
    • http://www.gorillawalker.com/nietzsche-and-the-origin-of-virtue-routledge-nietzsche-studies.pdf
    • http://www.gorillawalker.com/successtul-public-relations-in-a-week-teach-yourself-business.pdf
    • http://www.gorillawalker.com/what-you-don-t-know-can-keep-you-out-of.pdf
    • http://www.gorillawalker.com/scientific-and-technical-instruments-industry-report-download-pdf-digital.pdf
    • http://www.gorillawalker.com/proceedings-of-holography-interferometry-and-optical-pattern-recognition-in-biomedicine.pdf
    • http://www.gorillawalker.com/in-search-of-the-ninja-the-historical-truth-of-ninjutsu.pdf
    • http://www.gorillawalker.com/a-sermon-series-the-family-a-sermon-series-for-easy.pdf
    • http://www.gorillawalker.com/the-aims-of-argument-a-brief-guide.pdf
    • http://www.gorillawalker.com/religion-and-sports-an-introduction-and-case-studies.pdf
    • http://www.gorillawalker.com/se-5a-vs-albatros-d-v-western-front-1917-18.pdf
    • http://www.gorillawalker.com/lady-anna.pdf
    • http://www.gorillawalker.com/daily-warm-ups-language-skills-grade-2.pdf
    • http://www.gorillawalker.com/success-without-college-success-without-college-success-without-college.pdf
    • http://www.gorillawalker.com/the-great-bazaar-and-other-stories.pdf
    • http://www.gorillawalker.com/how-do-dinosaurs-laugh-out-loud.pdf
    • http://www.gorillawalker.com/orlando-innamorato-insieme-co-i-tre-libri-di-nicolo-degli.pdf
    • http://www.gorillawalker.com/nuclear-weapons-and-the-future-of-humanity.pdf
    • http://www.gorillawalker.com/gender-race-and-class-an-overview.pdf
    • http://www.gorillawalker.com/the-canoe-man-panama-and-back-volume-1.pdf
    • http://www.gorillawalker.com/jim-bowie-american-legends.pdf
    • http://www.gorillawalker.com/yes-no-medical-spanish-comprehensive-handbook-of-clinical-spanish.pdf
    • http://www.gorillawalker.com/infopath-with-sharepoint-2013-how-to-kindle-edition.pdf
    • http://www.gorillawalker.com/cartas-de-juan-vazquez-de-coronado-conquistador-de-costa-rica.pdf
    • http://www.gorillawalker.com/the-apothecary-s-widow.pdf
    • http://www.gorillawalker.com/management-of-international-institutions-and-ngos-frameworks-practices-and-challenges.pdf
    • http://www.gorillawalker.com/an-overview-of-the-world-exposition-shanghai-china-2010-french.pdf
    • http://www.gorillawalker.com/the-chessboard-of-war-sherman-and-hood-in-the-autumn.pdf
    • http://www.gorillawalker.com/what-is-a-star-a-just-ask-book.pdf
    • http://www.gorillawalker.com/take-flight.pdf
    • http://www.gorillawalker.com/world-eras-vol-
    • 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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