Malicious PDF — malware analysis report

Static analysis result for SHA-256 8071ada272078ec8…

MALICIOUS

PDF

33.6 KB Created: 2019-11-23 19:52:32 +03:00 Authoring application: PScript5.dll Version 5.2 (via ePapyrus PSI 8.51)
MD5: 467f984851c71616af6c45e4182e38de SHA-1: 746671f1f4030552a1b9eeb6785160fb5b3717aa SHA-256: 8071ada272078ec8296713d2b0370ce055e174c7247ddd49252dd74088c8ff0f
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. While no scripts were explicitly extracted, the presence of embedded URLs and the ML classifier's high confidence suggest malicious intent, likely to manipulate search engine results or distribute further payloads. The document's structure and content, though obfuscated, point towards a link farm attack.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8313

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/style-in-british-television-drama-palgrave-close-readings-in-film.pdf
    • http://www.gorillawalker.com/blood-ties-the-castings-trilogy.pdf
    • http://www.gorillawalker.com/claim-bonds-volume-2.pdf
    • http://www.gorillawalker.com/cybersecurity-in-the-european-union-resilience-and-adaptability-in-governance.pdf
    • http://www.gorillawalker.com/the-dream-dress-a-novel-weddings-by-design-volume-3.pdf
    • http://www.gorillawalker.com/crab-winkle.pdf
    • http://www.gorillawalker.com/speechcraft-discourse-pronunciation-for-advanced-learners-michigan-series-in-english.pdf
    • http://www.gorillawalker.com/women-in-the-middle-ages-2-volumes-an-encyclopedia.pdf
    • http://www.gorillawalker.com/madonna-people-in-the-news.pdf
    • http://www.gorillawalker.com/jesus-and-his-father-by-his-family-and-friends-kindle.pdf
    • http://www.gorillawalker.com/through-the-wildernesses-of-brazil-by-horse-canoe-and-float.pdf
    • http://www.gorillawalker.com/renaissance-architecture-oxford-history-of-art.pdf
    • http://www.gorillawalker.com/aforismos-aphorisms-la-esencia-de-la-doctrina-hipocratica-spanish-edition.pdf
    • http://www.gorillawalker.com/advances-in-photochemistry-volume-3.pdf
    • http://www.gorillawalker.com/circuses-webster-s-specialty-crossword-puzzles.pdf
    • http://www.gorillawalker.com/the-beauty-of-holiness-leviticus-the-book-of-leviticus-simply.pdf
    • http://www.gorillawalker.com/armour-never-wearies-scale-and-lamellar-armour-in-the-west.pdf
    • http://www.gorillawalker.com/la-maceta-vacia-the-empty-pot-spanish-edition.pdf
    • http://www.gorillawalker.com/colorado-wins-2-million-grant-for-integration-program-open-minds.pdf
    • http://www.gorillawalker.com/fibre-reinforced-cementitious-composites-second-edition-modern-concrete-technology.pdf
    • http://www.gorillawalker.com/virginia-placement-test-flashcard-study-system-vpt-exam-practice-questions.pdf
    • http://www.gorillawalker.com/the-2009-2014-world-outlook-for-abdominal-exercisers-cross-country.pdf
    • http://www.gorillawalker.com/netherlands-antilles-guide-to-the-country.pdf
    • http://www.gorillawalker.com/a-lesser-grief.pdf
    • http://www.gorillawalker.com/el-secreto-faltante-the-missing-secret-spanish-edition.pdf
    • http://www.gorillawalker.com/the-man-who-walked-through-time-the-story-of-the.pdf
    • http://www.gorillawalker.com/aviation-weather-handbook.pdf
    • http://www.gorillawalker.com/spartacus-international-gay-guide-1992-93.pdf
    • http://www.gorillawalker.com/construimos-con-piedra-yellow-umbrella-books-science-spanish-series-spanish.pdf
    • http://www.gorillawalker.com/phishing-for-phools-the-economics-of-manipulation-and-deception.pdf
    • http://www.gorillawalker.com/the-enlightened-mind-dimensions-book-3-kindle-edition.pdf
    • http://www.gorillawalker.com/california-s-mission-revival-california-architecture-and-architects.pdf
    • http://www.gorillawalker.com/the-stolper-samuelson-theorem-a-golden-jubilee-studies-in-international.pdf
    • http://www.gorillawalker.com/teaching-mathematics-in-the-block.pdf
    • http://www.gorillawalker.com/the-passionate-attention-of-an-interesting-man.pdf
    • http://www.gorillawalker.com/elementary-fluid-mechanics-3rd-edition.pdf
    • http://www.gorillawalker.com/doctor-who-quiz-book-bk-2.pdf
    • http://www.gorillawalker.com/eats-shoots-leaves.pdf
    • http://www.gorillawalker.com/the-movie-book.pdf
    • http://www.gorillawalker.com/dutch-seventeenth-century-genre-painting-its-stylistic-and-thematic-evolution.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/

Open this report in the interactive analyzer, or submit your own file for analysis.