Malicious PDF — malware analysis report

Static analysis result for SHA-256 7ee3c12b3bc80948…

MALICIOUS

PDF

43.8 KB Created: 2018-11-23 08:08:34 +03:00 Authoring application: Writer (via OpenOffice.org 2.0)
MD5: 07de04a9d22de2c2869367313bcb2135 SHA-1: 575eab93e006c90590c0300dba2aa55d8947fc67 SHA-256: 7ee3c12b3bc809481054a98d2d956262c74c914b5ac7b528351aa6d7e7716a9f
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded external links, identified by the PDF_SEO_LINK_FARM heuristic. While no scripts were explicitly extracted, the presence of numerous external links suggests an attempt to redirect users to potentially malicious websites or to manipulate search engine rankings. The ML classifier also flagged the document as malicious with high confidence.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9171

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/landesbauordnung-saarland-lbo-german-edition.pdf
    • http://www.gorillawalker.com/maybelle-goes-to-school.pdf
    • http://www.gorillawalker.com/poe-land-the-hallowed-haunts-of-edgar-allan-poe.pdf
    • http://www.gorillawalker.com/demenz-herausforderung-fur-forschung-medizin-und-gesellschaft.pdf
    • http://www.gorillawalker.com/lutherans-in-ecumenical-dialogue-a-reappraisal.pdf
    • http://www.gorillawalker.com/lives-of-the-hunted-containing-a-true-account-of-the.pdf
    • http://www.gorillawalker.com/on-being-a-mentor-a-guide-for-higher-education-faculty.pdf
    • http://www.gorillawalker.com/conposiciones-20-aproximaciones-a-la-arquitectura-peruana-spanish-edition.pdf
    • http://www.gorillawalker.com/love-you-grandma-the-gift-of-colouring-a-relaxing-colouring.pdf
    • http://www.gorillawalker.com/because-i-loved-you-the-kenyon-murders.pdf
    • http://www.gorillawalker.com/due-process-in-international-commercial-arbitration.pdf
    • http://www.gorillawalker.com/hearts-in-the-crosshairs-love-inspired-suspense.pdf
    • http://www.gorillawalker.com/the-witches-of-new-york.pdf
    • http://www.gorillawalker.com/song-of-the-rolling-earth-a-highland-odyssey.pdf
    • http://www.gorillawalker.com/fall-of-night.pdf
    • http://www.gorillawalker.com/space-and-time-in-contemporary-physics-an-introduction-to-the.pdf
    • http://www.gorillawalker.com/unfinished-business-a-democrat-and-a-republican-take-on-the.pdf
    • http://www.gorillawalker.com/a-first-course-in-sobolev-spaces-graduate-studies-in-mathematics.pdf
    • http://www.gorillawalker.com/amish-secrets-trilogy.pdf
    • http://www.gorillawalker.com/just-in-time-notes-from-my-life.pdf
    • http://www.gorillawalker.com/krampus-sticker-book-72-reusable-stickers-for-naughty-girls-and.pdf
    • http://www.gorillawalker.com/grandmother-mary.pdf
    • http://www.gorillawalker.com/statistics-and-scientific-method-an-introduction-for-students-and-researchers.pdf
    • http://www.gorillawalker.com/how-to-open-operate-a-financially-successful-private-investigation-business.pdf
    • http://www.gorillawalker.com/cheetah-accelerated-exam-prep-workbook-the-cheetah-success.pdf
    • http://www.gorillawalker.com/work-at-home-company-listing-for-medical-transcribers-billers-and.pdf
    • http://www.gorillawalker.com/the-call-from-the-call-soprano-and-harp-piano-musical.pdf
    • http://www.gorillawalker.com/slashback-cal-leandros.pdf
    • http://www.gorillawalker.com/great-altarpieces-gothic-and-renaissance.pdf
    • http://www.gorillawalker.com/american-corporate-identity-2009.pdf
    • http://www.gorillawalker.com/laser-diode-modulation-and-noise-advances-in-opto-electronics.pdf
    • http://www.gorillawalker.com/by-asgard-press-oregon-state-beavers-2015-vintage-football-calendar.pdf
    • http://www.gorillawalker.com/juvenile-headache-etiopathogenesis-clinical-diagnosis-and-therapy-proceedings-international-congress.pdf
    • http://www.gorillawalker.com/meet-me-in-manhattan.pdf
    • http://www.gorillawalker.com/the-official-handbook-of-the-marvel-universe-vol-6-radioactive.pdf
    • http://www.gorillawalker.com/agioi-deka-matala-2014-road-hc-404.pdf
    • http://www.gorillawalker.com/the-iliad-a-new-translation-by-caroline-alexander.pdf
    • http://www.gorillawalker.com/the-grecian-manifesto-a-suspense-action-fiction-thriller-a-sean.pdf
    • http://www.gorillawalker.com/television-on-the-wild-wild-web-and-how-to-blaze.pdf
    • http://www.gorillawalker.com/real-world-java-ee-patterns-rethinking-best-practices-kindle-edition.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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