Malicious PDF — malware analysis report

Static analysis result for SHA-256 8288c4bddebb08e4…

MALICIOUS

PDF

43.0 KB Created: 2018-12-14 20:04:08 +03:00 Authoring application: Adobe InDesign CC (Macintosh) (via Adobe PDF Library 10.0.1) First seen: 2019-01-31
MD5: a3729559cc60df1a4b46166fccf84ced SHA-1: aa652e2f762d1556761b64dc71f68698b4e15ef4 SHA-256: 8288c4bddebb08e417a24992af131c95685e923c1e4bbfc6cd52e56dca8049e6
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs pointing to other PDF files on the same domain, as indicated by the 'PDF_SEO_LINK_FARM' heuristic. This suggests a tactic to manipulate search engine rankings or to distribute a large volume of content, potentially malicious. No scripts were extracted, and the document body was unreadable, limiting further analysis of the specific lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9181

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/air-quality-assessment-and-management-a-practical-guide-clay-s.pdf In PDF document text
    • http://www.gorillawalker.com/cut-run.pdfIn PDF document text
    • http://www.gorillawalker.com/hypertension-and-high-cholesterol-diet-therapy-paperback.pdfIn PDF document text
    • http://www.gorillawalker.com/recovery-2-day-south-pass.pdfIn PDF document text
    • http://www.gorillawalker.com/narrating-our-healing-perspectives-on-working-through-trauma.pdfIn PDF document text
    • http://www.gorillawalker.com/creating-an-early-childhood-education-portfolio-what-s-new-in.pdfIn PDF document text
    • http://www.gorillawalker.com/free-energies-from-biomolecular-simulation-force-fields-methodology-and-applications.pdfIn PDF document text
    • http://www.gorillawalker.com/stress-and-the-healthy-family-how-healthy-families-handle-the.pdfIn PDF document text
    • http://www.gorillawalker.com/the-right-pitch.pdfIn PDF document text
    • http://www.gorillawalker.com/villages-of-edinburgh-an-illustrated-guide-volume-1.pdfIn PDF document text
    • http://www.gorillawalker.com/adivina-cuanto-te-quiero-spanish-edition.pdfIn PDF document text
    • http://www.gorillawalker.com/lombardi-and-landry-how-two-of-pro-football-s-greatest.pdfIn PDF document text
    • http://www.gorillawalker.com/teach-yourself-active-server-pages-in-14-days.pdfIn PDF document text
    • http://www.gorillawalker.com/level-2-diploma-motorcycle-maintenance-repair-candidate-handbook-by-graham.pdfIn PDF document text
    • http://www.gorillawalker.com/roberto-cuoghi-da-ida-e-pi-gala-a-ida-e.pdfIn PDF document text
    • http://www.gorillawalker.com/the-most-typical-avant-garde-history-and-geography-of-minor.pdfIn PDF document text
    • http://www.gorillawalker.com/nasri-khattar-a-modernist-typotect-english-and-arabic-edition.pdfIn PDF document text
    • http://www.gorillawalker.com/the-mystery-of-the-taj-mahal-india-around-the-world.pdfIn PDF document text
    • http://www.gorillawalker.com/how-pol-pot-came-to-power-colonialism-nationalism-and-communism.pdfIn PDF document text
    • http://www.gorillawalker.com/rick-steves-snapshot-hill-towns-of-central-italy.pdfIn PDF document text
    • http://www.gorillawalker.com/my-poetic-journey-a-memoir.pdfIn PDF document text
    • http://www.gorillawalker.com/mentoring-wisdom-living-and-leading-well.pdfIn PDF document text
    • http://www.gorillawalker.com/bankruptcy-law-principles-policies-and-practice-2015-loose-leaf-version.pdfIn PDF document text
    • http://www.gorillawalker.com/psychiatric-mental-health-nursing-book-with-cdrom.pdfIn PDF document text
    • http://www.gorillawalker.com/dr-seuss-s-abc-bright-early-board-books.pdfIn PDF document text
    • http://www.gorillawalker.com/the-paran-with-incidents-of-the-paraguayan-war-and-south.pdfIn PDF document text
    • http://www.gorillawalker.com/mobile-radio-channels.pdfIn PDF document text
    • http://www.gorillawalker.com/cp-treasures-colored-pencil-masterworks-from-around-the-globe-kindle.pdfIn PDF document text
    • http://www.gorillawalker.com/u-s-army-special-forces-1961-1971-u-s-army.pdfIn PDF document text
    • http://www.gorillawalker.com/understanding-the-social-world-of-the-new-testament.pdfIn PDF document text
    • http://www.gorillawalker.com/indefensible.pdfIn PDF document text
    • http://www.gorillawalker.com/penrith-keswick-ambleside-os-landranger-map.pdfIn PDF document text
    • http://www.gorillawalker.com/philosophy-of-liberation.pdfIn PDF document text
    • http://www.gorillawalker.com/vatican-ii-in-plain-english-the-council.pdfIn PDF document text
    • http://www.gorillawalker.com/costa-rica-alive-alive-guides-series.pdfIn PDF document text
    • http://www.gorillawalker.com/the-wars-of-the-roses-the-fall-of-the-plantagenets.pdfIn PDF document text
    • http://www.gorillawalker.com/biosensors-prominent-applications.pdfIn PDF document text
    • http://www.gorillawalker.com/a-new-approach-to-sight-singing-fourth-edition.pdfIn PDF document text
    • http://www.gorillawalker.com/harvard-business-review-on-doing-business-in-china-harvard-business.pdfIn PDF document text
    • http://www.gorillawalker.com/mississauga-portraits-ojibwe-voices-from-nineteenth-century-canada.pdfIn PDF document text
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
    • http://purl.org/dc/elements/1.1/In PDF document text
    • http://ns.adobe.com/xap/1.0/In PDF document text
    • http://ns.adobe.com/pdf/1.3/In PDF document text
    • http://ns.adobe.com/xap/1.0/mm/In PDF document text
    • http://www.aiim.org/pdfa/ns/extension/In PDF document text
    • http://www.aiim.org/pdfa/ns/schema#In PDF document text
    • http://www.aiim.org/pdfa/ns/property#In PDF document text
    • http://www.aiim.org/pdfa/ns/id/In PDF document text

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