Malicious PDF — malware analysis report

Static analysis result for SHA-256 96a25bcf4bc98ba9…

MALICIOUS

PDF

31.9 KB Created: 2020-02-20 05:56:40 +03:00 Authoring application: QuarkXPress: pictwpstops filter 1.0 (via Mac OS X 10.6.8 Quartz PDFContext) First seen: 2020-12-25
MD5: 931c218143e98ae48a0ef3185abffa82 SHA-1: 2c0bfcccef39b1aed0aca1f59f4a723a0f42408f SHA-256: 96a25bcf4bc98ba9261581456a98e38447878eb33d71783063e56d671ad6bee4
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of external links, identified as a link farm. This suggests an attempt to direct users to potentially malicious or unwanted content hosted on external websites. The ML classifier also flagged this PDF as malicious, supporting the suspicious nature of the embedded links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8447

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/stock-trader-s-almanac-2015-almanac-investor-series.pdf In PDF document text
    • http://www.gorillawalker.com/angels-of-love-how-to-find-and-keep-the-perfect.pdfIn PDF document text
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    • http://www.gorillawalker.com/black-out-an-inspector-troy-thriller.pdfIn PDF document text
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    • http://www.gorillawalker.com/out-from-under.pdfIn PDF document text
    • http://www.gorillawalker.com/arundhati-roy-s-the-god-of-small-things-continuum-contemporaries.pdfIn PDF document text
    • http://www.gorillawalker.com/legacy-the-niteclif-evolutions.pdfIn PDF document text
    • http://www.gorillawalker.com/arguments-about-animal-ethics.pdfIn PDF document text
    • http://www.gorillawalker.com/johannes-vermeer-deutsch-40-barock-gem.pdfIn PDF document text
    • http://www.gorillawalker.com/mystagogy-a-monastic-reading-of-dionysius-areopagita-cistercian-studies.pdfIn PDF document text
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    • http://www.gorillawalker.com/mineral-king-hiking-map.pdfIn PDF document text
    • http://www.gorillawalker.com/texas-wineries-a-guide-with-favorite-wineries-recipes-revised.pdfIn PDF document text
    • http://www.gorillawalker.com/michael-wittmann-and-the-waffen-ss-tiger-commanders-of-the.pdfIn PDF document text
    • http://www.gorillawalker.com/the-severe-and-persistent-mental-illness-treatment-planner-practiceplanners.pdfIn PDF document text
    • http://www.gorillawalker.com/the-basement-quilt-the-colebridge-community-series-book-1.pdfIn PDF document text
    • http://www.gorillawalker.com/the-spirit-of-maori-leadership.pdfIn PDF document text
    • http://www.gorillawalker.com/modern-architecture-a-critical-history-fourth-edition-world-of-art.pdfIn PDF document text
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    • http://www.gorillawalker.com/isabella-the-warrior-queen-unabridged-audible-audio-edition.pdfIn PDF document text
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    • http://www.gorillawalker.com/historic-homes-and-places-and-genealogical-and-personal-memoirs-relating.pdfIn PDF document text
    • http://www.gorillawalker.com/the-glass-gauntlet-blood-guard.pdfIn PDF document text
    • http://www.gorillawalker.com/mazel-tov-music-for-a-jewish-wedding-and-other-joyous.pdfIn PDF document text
    • http://www.gorillawalker.com/social-media-data-mining-and-analytics.pdfIn PDF document text
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    • http://www.gorillawalker.com/sofia-the-first-sofia-s-princess-adventures-board-book-boxed.pdfIn PDF document text
    • http://www.gorillawalker.com/nature-guide-gems.pdfIn PDF document text
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    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://www.aiim.org/pdfa/ns/extension/In PDF document text
    • http://www.aiim.org/pdfa/ns/schema#In PDF document text
    • http://www.aiim.org/pdfa/ns/property#In PDF document text
    • http://www.aiim.org/pdfa/ns/id/In PDF document text

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