Malicious PDF — malware analysis report

Static analysis result for SHA-256 9d857cbe84179697…

MALICIOUS

PDF

44.6 KB Created: 2019-03-17 08:17:17 +03:00 Authoring application: FrameMaker 9.0 (via Acrobat Distiller 9.0.0 (Windows))
MD5: b243bb26bd9e247e0038ff517bb199ae SHA-1: 7e61fc039b7c5caf1e2db646ff0e2e08ba4dc858 SHA-256: 9d857cbe84179697beb5b78d9cdcb1ecf361169340d088bceb9773f32a13891b
90 Risk Score

Malware Insights

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

The PDF was flagged by a machine learning classifier and contains a large number of external links, indicating a potential SEO manipulation or content distribution scheme. The presence of numerous links to PDF files on the same domain suggests an attempt to artificially inflate search engine rankings or to serve as a distribution point for further malicious content. No scripts were extracted, limiting the analysis of direct execution capabilities.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8824

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/peace-classic-readings-for-christmas.pdf
    • http://www.gorillawalker.com/the-j-i-packer-classic-collection-daily-readings-for-your.pdf
    • http://www.gorillawalker.com/accounting-and-recordkeeping-made-easy-for-the-self-employed.pdf
    • http://www.gorillawalker.com/reframing-rights-bioconstitutionalism-in-the-genetic-age-basic-bioethics.pdf
    • http://www.gorillawalker.com/strategy-planning-execution-from-a-to-z-100-s-of.pdf
    • http://www.gorillawalker.com/taxation-finance-act-2015.pdf
    • http://www.gorillawalker.com/healthy-in-body-mind-and-spirit.pdf
    • http://www.gorillawalker.com/a-plymouth-pilgrim-william-bradford-s-eyewitness-account-of-the.pdf
    • http://www.gorillawalker.com/dive-ontario-the-guide-to-shipwrecks-and-scuba-diving.pdf
    • http://www.gorillawalker.com/lord-curzon-1859-1925-a-bibliography-bibliographies-of-british-statesmen.pdf
    • http://www.gorillawalker.com/last-summer-with-maizon.pdf
    • http://www.gorillawalker.com/madonna-2013.pdf
    • http://www.gorillawalker.com/saunders-guide-to-success-in-nursing-school-2015-2016-a.pdf
    • http://www.gorillawalker.com/pontiac-firebird-v8-1970-1981-all-v8-models-haynes-repair.pdf
    • http://www.gorillawalker.com/be-your-best-without-the-stress-it-s-not-about.pdf
    • http://www.gorillawalker.com/from-old-england-for-treble-recorder-keestner-and-spittler.pdf
    • http://www.gorillawalker.com/outside-the-womb-moral-guidance-for-assisted-reproduction.pdf
    • http://www.gorillawalker.com/summary-creating-and-delivering-totally-awesome-customer-experiences-gary-millet.pdf
    • http://www.gorillawalker.com/clinical-mri-1e.pdf
    • http://www.gorillawalker.com/send-in-the-clones-a-cultural-study-of-the-tribute.pdf
    • http://www.gorillawalker.com/alice-in-many-tongues-the-translations-of-alice-in-wonderland.pdf
    • http://www.gorillawalker.com/lalique-perfume-bottles.pdf
    • http://www.gorillawalker.com/song-of-the-north.pdf
    • http://www.gorillawalker.com/report-on-the-global-aids-epidemic-2004.pdf
    • http://www.gorillawalker.com/growth-development-and-reproduction-cambridge-advanced-sciences.pdf
    • http://www.gorillawalker.com/handbook-of-male-infertility-andrology.pdf
    • http://www.gorillawalker.com/the-alzheimer-s-prevention-diet-and-cookbook.pdf
    • http://www.gorillawalker.com/hal-leonard-more-easy-songs-for-ukulele-book-cd.pdf
    • http://www.gorillawalker.com/once-upon-a-car-the-fall-and-resurrection-of-america.pdf
    • http://www.gorillawalker.com/genetic-analysis-an-integrated-approach-books-a-la-carte-plus.pdf
    • http://www.gorillawalker.com/discovering-mathematics-level-2b-textbook.pdf
    • http://www.gorillawalker.com/an-introduction-to-hamiltonian-optics-cambridge-monographs-on-physics.pdf
    • http://www.gorillawalker.com/revelation-the-source-new-testament-with-extensive-notes-on-greek.pdf
    • http://www.gorillawalker.com/inside-the-commodity-option-markets.pdf
    • http://www.gorillawalker.com/52-more-offbeat-texas-stops-traveling-with-bob-phillips-texas.pdf
    • http://www.gorillawalker.com/algebra-volume-i.pdf
    • http://www.gorillawalker.com/the-french-revolution.pdf
    • http://www.gorillawalker.com/voting-the-agenda-candidates-elections-and-ballot-propositions.pdf
    • http://www.gorillawalker.com/a-call-to-the-unconverted-to-turn-and-live-classic.pdf
    • http://www.gorillawalker.com/cake-recipes-box-set-dump-cake-recipes-cake-ball-recipes.pdf
    • http://www.gorillawalker.com/strategy-planni
    • 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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