Malicious PDF — malware analysis report

Static analysis result for SHA-256 19b744d55d2d10d7…

MALICIOUS

PDF

41.9 KB Created: 2019-04-08 18:38:29 +03:00 Authoring application: TeX (via dvipdfmx)
MD5: 765cd3fc0d8c4d3b7dcc3e09481fd28f SHA-1: 4c23d803dd4718ce2fe3c4e09a3c4991f09147d8 SHA-256: 19b744d55d2d10d71d9c2d12e8dc8730b05b0337ac966a7c7d2057ba2d7a989d
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 embedded URLs and the ML classification suggest malicious intent, likely related to SEO manipulation or redirecting users to potentially harmful content. The document body is heavily obfuscated and unreadable, preventing a more detailed analysis of its specific lure.

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/the-ruling-elite-the-zionist-seizure-of-world-power.pdf
    • http://www.gorillawalker.com/the-fight-for-the-panama-route.pdf
    • http://www.gorillawalker.com/princess-academy-palace-of-stone.pdf
    • http://www.gorillawalker.com/dragon-magazine-avariel-the-winged-elves-court-royalty-233-scions.pdf
    • http://www.gorillawalker.com/down-beat-sixty-years-of-jazz.pdf
    • http://www.gorillawalker.com/complex-variables-with-applications-3rd-edition.pdf
    • http://www.gorillawalker.com/dios-tiene-un-plan-maravilloso-para-tu-vida-spanish-edition.pdf
    • http://www.gorillawalker.com/paa-krydstogt-gennem-sverige.pdf
    • http://www.gorillawalker.com/the-day-of-shelly-s-death-the-poetry-and-ethnography.pdf
    • http://www.gorillawalker.com/i-may-not-get-there-with-you-the-true-martin.pdf
    • http://www.gorillawalker.com/christian-rock-the-christian-musician.pdf
    • http://www.gorillawalker.com/house-of-mercy.pdf
    • http://www.gorillawalker.com/lucky-inked-menace-motorcycle-club-1-shapeshifting-bikers.pdf
    • http://www.gorillawalker.com/g-tterd-mmerung-wwv-86d-vocal-score-a2355.pdf
    • http://www.gorillawalker.com/addressing-the-challenges-facing-agricultural-mechanization-input-supply-and-farm.pdf
    • http://www.gorillawalker.com/quantum-mechanical-ab-initio-calculation-of-the-properties-of-crystalline.pdf
    • http://www.gorillawalker.com/the-21-day-sugar-detox-cookbook-over-100-recipes-for.pdf
    • http://www.gorillawalker.com/polymer-processing-and-structure-development.pdf
    • http://www.gorillawalker.com/the-preciousness-of-christ-kindle-edition.pdf
    • http://www.gorillawalker.com/clean-and-lean-diet-14-days-to-your-best-ever.pdf
    • http://www.gorillawalker.com/yoshio-taniguchi-nine-museums.pdf
    • http://www.gorillawalker.com/cardiology-evolution-of-the.pdf
    • http://www.gorillawalker.com/the-headaches-olesen-headaches.pdf
    • http://www.gorillawalker.com/proceedings-of-the-2014-international-conference-on-sport-science-and.pdf
    • http://www.gorillawalker.com/brassy-the-fire-engine-saves-the-city.pdf
    • http://www.gorillawalker.com/filtering-in-the-time-and-frequency-domains.pdf
    • http://www.gorillawalker.com/ellet-s-brigade-the-strangest-outfit-of-all.pdf
    • http://www.gorillawalker.com/feminized-by-the-futa-tgirl-gender-swap-erotica.pdf
    • http://www.gorillawalker.com/essential-virtual-san-vsan-administrator-s-guide-to-vmware-virtual.pdf
    • http://www.gorillawalker.com/my-years-in-vatican-service.pdf
    • http://www.gorillawalker.com/kaulantak-peeth-ishaputra-from-where-divinity-descends-kindle-edition.pdf
    • http://www.gorillawalker.com/the-infernal-odyssey-the-labours-of-albia-volume-2-paperback.pdf
    • http://www.gorillawalker.com/wedding-klezmerantics-arranged-for-string-kapelye-part-a-two-violins.pdf
    • http://www.gorillawalker.com/transceiver-system-design-for-digital-communications.pdf
    • http://www.gorillawalker.com/your-journal-for-life-paperback.pdf
    • http://www.gorillawalker.com/fear-me-broken-love-book-1-kindle-edition.pdf
    • http://www.gorillawalker.com/the-origins-of-american-politics.pdf
    • http://www.gorillawalker.com/critique-of-everyday-life.pdf
    • http://www.gorillawalker.com/star-wars-legacy-of-the-jedi.pdf
    • http://www.gorillawalker.com/estrangement-and-the-somatics-of-literature-tolstoy-shklovsky-brecht-parallax.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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