Malicious PDF — malware analysis report

Static analysis result for SHA-256 005f0e808cccf403…

MALICIOUS

PDF

40.5 KB Created: 2018-12-15 20:01:03 +03:00 Authoring application: Adobe InDesign CS3 (5.0) (via Adobe PDF Library 8.0)
MD5: 036dde11fc46da45aab787e7660b0af9 SHA-1: d31724b947f0349dbd8506be07c188428c3ec1c3 SHA-256: 005f0e808cccf403f2fa02299e538d2d7d7e78bd67b64eb125cee600b4bbfec5
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a large number of embedded links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ML classifier also flagged the document as malicious. The embedded URLs likely lead to malicious content or phishing sites, aiming to trick the user into downloading further malware or divulging sensitive information.

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/radio-interferometry-and-satellite-tracking-space-technology-and-applications.pdf
    • http://www.gorillawalker.com/the-story-of-tom-tit-tot-illustrated-in-color-photography.pdf
    • http://www.gorillawalker.com/learning-to-draw-on-a-tablet-kindle-edition.pdf
    • http://www.gorillawalker.com/fettered.pdf
    • http://www.gorillawalker.com/hydraulics-of-steady-flow-in-open-channels.pdf
    • http://www.gorillawalker.com/flow-injection-analysis-a-practical-guide-techniques-and-instrumentation-in.pdf
    • http://www.gorillawalker.com/personal-memoirs-of-u-s-grant.pdf
    • http://www.gorillawalker.com/bulletin-of-the-botanical-department-jamaica-volume-6-parts-1.pdf
    • http://www.gorillawalker.com/high-finance.pdf
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    • http://www.gorillawalker.com/understanding-immigration-law.pdf
    • http://www.gorillawalker.com/civil-procedure-before-trial-the-rutter-group-california-practice-guide.pdf
    • http://www.gorillawalker.com/barnett-s-manual-vol-1-introduction-frames-forks-and-bearings.pdf
    • http://www.gorillawalker.com/political-graffiti-on-the-west-bank-wall-in-israel-palestine.pdf
    • http://www.gorillawalker.com/cambridge-english-prepare-level-6-student-s-book-and-online.pdf
    • http://www.gorillawalker.com/from-chaos-to-coherence-advancing-emotional-and-organizational-intelligence-through.pdf
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    • http://www.gorillawalker.com/joomla-einf-hrung-in-das-popul-re-cms-german-edition.pdf
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    • http://www.gorillawalker.com/secret-fire.pdf
    • http://www.gorillawalker.com/the-middle-eastern-founders-of-religion-moses-jesus-muhammad-zoroaster.pdf
    • http://www.gorillawalker.com/the-evolution-of-retail-systems-c-1800-1914.pdf
    • http://www.gorillawalker.com/tokyo-city-guide.pdf
    • http://www.gorillawalker.com/more-of-the-best-milton-berle-s-private-joke-file.pdf
    • http://www.gorillawalker.com/cynthia-eden-shadow-agents-series-books-1-3-alpha-one.pdf
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    • http://www.gorillawalker.com/hold-me-tight-and-tango-me-home-kindle-edition.pdf
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    • http://www.gorillawalker.com/unmasking-psychological-symptoms-how-therapists-can-learn-to-recognize-the.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/