Malicious PDF — malware analysis report

Static analysis result for SHA-256 2eb13abfea43ccc1…

MALICIOUS

PDF

42.6 KB Created: 2018-12-07 18:28:35 +03:00 Authoring application: Adobe Acrobat Pro 11.0.18 (via Adobe PDF Library 11.0)
MD5: ab76a917d05b3b4e0297dd722a72ee4e SHA-1: 3ed73431585b74f1c38c37ab7c239fab652c2037 SHA-256: 2eb13abfea43ccc14d09c6472c5f19d7044b099e94edaf708c30a3e31826c97a
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a large number of embedded URLs pointing to various PDF files hosted on the same domain, as indicated by the PDF_SEO_LINK_FARM heuristic. This suggests a link farm or SEO manipulation tactic. The ML_NYX_PDF_MALICIOUS heuristic also flagged the document with high confidence. No scripts were extracted, and the document body was heavily obfuscated, limiting further analysis of the specific intent beyond link distribution.

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-primary-english-teacher-s-guide-penguin-english.pdf
    • http://www.gorillawalker.com/eu-law-concentrate-law-revision-and-study-guide.pdf
    • http://www.gorillawalker.com/ruth-maier-s-diary-a-young-girl-s-life-under.pdf
    • http://www.gorillawalker.com/automobile-year-no-48-2000-01-v-48.pdf
    • http://www.gorillawalker.com/alias-smith-jones-the-story-of-two-pretty-good-bad.pdf
    • http://www.gorillawalker.com/the-world-awakes-the-renaissance-in-western-europe.pdf
    • http://www.gorillawalker.com/the-entrepreneurial-conversation-the-powerful-way-to-create-mutually-beneficial.pdf
    • http://www.gorillawalker.com/unexpected-beauty-volume-1.pdf
    • http://www.gorillawalker.com/beneath-the-willow-kindle-edition.pdf
    • http://www.gorillawalker.com/triumph-of-a-hotwife-hotwife-and-cuckold-stories-the-hotwife.pdf
    • http://www.gorillawalker.com/multiple-choice-and-free-response-questions-in-preparation-for-the.pdf
    • http://www.gorillawalker.com/civil-service-clerical-exams-barron-s-civil-service-clerical-exams.pdf
    • http://www.gorillawalker.com/routledge-philosophy-guidebook-to-hume-on-knowledge-routledge-philosophy-guidebooks.pdf
    • http://www.gorillawalker.com/32-etudes-for-oboe-or-saxophone.pdf
    • http://www.gorillawalker.com/the-pony-club-quiz-book-no-1.pdf
    • http://www.gorillawalker.com/breast-enhancement-secrets-and-myths-from-around-the-world.pdf
    • http://www.gorillawalker.com/hugh-s-three-good-things.pdf
    • http://www.gorillawalker.com/17-squadron-a-pictorial-history-of-helicopter-operations-1957-2003.pdf
    • http://www.gorillawalker.com/technique-of-the-saxophone-scale-studies.pdf
    • http://www.gorillawalker.com/farm-mortgage-credit-in-new-hampshire.pdf
    • http://www.gorillawalker.com/faith-and-science-in-a-skeptical-age-kindle-edition.pdf
    • http://www.gorillawalker.com/junie-b-jones-books-in-a-bus-books-1-28.pdf
    • http://www.gorillawalker.com/the-quest-for-the-tomb-of-alexander-the-great-second.pdf
    • http://www.gorillawalker.com/the-wicked-cat-spooksville.pdf
    • http://www.gorillawalker.com/private-dancer-forbidden-fertile-brats.pdf
    • http://www.gorillawalker.com/ginevra-svizzera-vacanze-the-illustrated-diaries-of-llewelyn-pritchard-ma.pdf
    • http://www.gorillawalker.com/icaew-certificate-in-insolvency-study-text.pdf
    • http://www.gorillawalker.com/the-view-at-the-zoo.pdf
    • http://www.gorillawalker.com/introduction-to-vlsi-systems-a-logic-circuit-and-system-perspective.pdf
    • http://www.gorillawalker.com/anorectal-surgery.pdf
    • http://www.gorillawalker.com/compounds-raintree-freestyle-material-matters.pdf
    • http://www.gorillawalker.com/cookies-and-cream-santa-s-naughty-girl-adult-nursing-erotica.pdf
    • http://www.gorillawalker.com/nurse-s-liability-for-malpractice-a-programmed-course.pdf
    • http://www.gorillawalker.com/healing-emotional-wounds-a-story-of-overcoming-the-long-hard.pdf
    • http://www.gorillawalker.com/una-palabra-tuya-your-word-novela-booket-numbered-spanish-edition.pdf
    • http://www.gorillawalker.com/the-gospel-according-to-moses-what-my-jewish-friends-taught.pdf
    • http://www.gorillawalker.com/top-30-proven-and-tested-irish-recipes-for-every-member.pdf
    • http://www.gorillawalker.com/essential-italian-grammar-dover-language-guides-essential-grammar.pdf
    • http://www.gorillawalker.com/sky-my-kingdom-memoires-of-the-famous-german-world-war.pdf
    • http://www.gorillawalker.com/the-power-of-appreciative-inquiry-a-practical-guide-to-positive.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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