Malicious PDF — malware analysis report

Static analysis result for SHA-256 8296d1c2c338e176…

MALICIOUS

PDF

40.6 KB Created: 2018-11-30 20:30:50 +03:00 Authoring application: Acrobat PDFMaker 10.1 для Word (via Adobe PDF Library 10.0)
MD5: 8aec373b654bc0c127b4647d4074baff SHA-1: 26200b26af4970eb7444b542b7a24282c8a0a813 SHA-256: 8296d1c2c338e1763dd54748fb013c391d31421cc3b95062b582cd4ae53739f3
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, as indicated by the 'PDF_SEO_LINK_FARM' heuristic. The ML classifier also flagged the document as malicious. While no scripts were extracted, the sheer volume of links suggests an attempt to manipulate search engine results or distribute potentially malicious content through these external links.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8872

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/chinese-medicine-the-ultimate-guide-to-connecting-your-body-mind.pdf
    • http://www.gorillawalker.com/eglr-2011-set-eglr-2011-volume-1-estates-gazette-law.pdf
    • http://www.gorillawalker.com/romance-op-11-kalmus-edition.pdf
    • http://www.gorillawalker.com/the-woman-of-porto-pim.pdf
    • http://www.gorillawalker.com/200-spanish-and-tapas-dishes.pdf
    • http://www.gorillawalker.com/rms-olympic-titanic-s-sister-digital.pdf
    • http://www.gorillawalker.com/what-if-i-had-never-tried-it-valentino-rossi-the.pdf
    • http://www.gorillawalker.com/aphrodite-s-chosen-child-of-the-gods-book-1.pdf
    • http://www.gorillawalker.com/spirit-stallion-on-the-cimarron-picture-book-dreamworks.pdf
    • http://www.gorillawalker.com/euripides-hecuba-companions-to-greek-and-roman-tragedy.pdf
    • http://www.gorillawalker.com/pkg-psychiatric-mental-health-nursing-7th-pedersen-psychnotes-3rd.pdf
    • http://www.gorillawalker.com/one-fish-two-fish-red-fish.pdf
    • http://www.gorillawalker.com/concerto-in-c-major-for-treble-recorder-and-harpsichord-piano.pdf
    • http://www.gorillawalker.com/nursing-home-federal-requirements-and-guidelines-to-surveyors-fourth-edition.pdf
    • http://www.gorillawalker.com/corazones-de-nieve-dragones-de-eter-2-dragones-de-ter.pdf
    • http://www.gorillawalker.com/best-kept-secrets.pdf
    • http://www.gorillawalker.com/the-zebra-lounge.pdf
    • http://www.gorillawalker.com/taken-by-the-ghost-paranormal-erotica-stories-erotic-ghost-short.pdf
    • http://www.gorillawalker.com/the-billionaire-s-rebound-bride-the-fucket-list-book-3.pdf
    • http://www.gorillawalker.com/your-ham-antenna-companion-radio-amateur-s-library-publication-no.pdf
    • http://www.gorillawalker.com/g-i-joe-target-snake-eyes.pdf
    • http://www.gorillawalker.com/teaching-training-and-learning-a-practical-guide.pdf
    • http://www.gorillawalker.com/occasional-services-a-companion-to-lutheran-book-of-worship.pdf
    • http://www.gorillawalker.com/mason-s-vista-ironstone-schiffer-book-for-collectors.pdf
    • http://www.gorillawalker.com/mental-health-nursing-a-south-african-perspective.pdf
    • http://www.gorillawalker.com/the-death-of-balder.pdf
    • http://www.gorillawalker.com/gustav-holst-a-choral-fantasia-vocal-score-partitions-pour-satb.pdf
    • http://www.gorillawalker.com/ice-creams-water-ices-frozen-puddings.pdf
    • http://www.gorillawalker.com/the-constitution-of-poverty-toward-a-genealogy-of-liberal-governance.pdf
    • http://www.gorillawalker.com/5yomesyutomechoujitsurokubatoruborufive-japanese-edition-kindle-edition.pdf
    • http://www.gorillawalker.com/8steps-to-make-the-foundation-of-the-score-up-toefl.pdf
    • http://www.gorillawalker.com/emergency-critical-care-pocket-guide-acls-version.pdf
    • http://www.gorillawalker.com/assyrian-and-babylonian-letters-belonging-to-the-k-collection-of.pdf
    • http://www.gorillawalker.com/money-montana-2-kindle-edition.pdf
    • http://www.gorillawalker.com/helping-kids-help-organizing-successful-charitable-projects.pdf
    • http://www.gorillawalker.com/dogfish-memory-sailing-in-search-of-old-maine-a-memoir.pdf
    • http://www.gorillawalker.com/selling-sickness-how-drug-companies-are-turning-us-all-into.pdf
    • http://www.gorillawalker.com/cuck-storm-horizon.pdf
    • http://www.gorillawalker.com/college-physics-9th-edition.pdf
    • http://www.gorillawalker.com/the-official-guide-to-learning-to-drive.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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