Malicious PDF — malware analysis report

Static analysis result for SHA-256 f2a6213e5f216d0e…

MALICIOUS

PDF

17.5 KB Created: 2020-03-15 10:25:33 +00:00 Authoring application: mPDF 5.7
MD5: 03e6a93ea515a463ed10b5d7517be08b SHA-1: 510cfa8c9e0a7566bcd89370983892677c103c95 SHA-256: f2a6213e5f216d0e032fca2ccab1120b2c46f8e4aa6b37a7af65f573647f9904
90 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell

The PDF contains a link farm with 23 external links to PDF files, all hosted on the suspicious domain kitasdyu.myhome.cx. This heuristic indicates a likely attempt to distribute malicious content or engage in SEO poisoning. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted, but the embedded URLs are the primary indicators of malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9925

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://kitasdyu.myhome.cx/5873879871875877/Robinson-Crusoe-En-espa-ol-Vida-y-extraordinarias-y-portentosas-aventuras-de-Robinson-Crusoe-de-York-navegante-con-24-ilustraciones-pr-logo-notas-y-bigrafia-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6871873878872874/Robinson-Crusoe-amp-The-Further-Adventures-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6871873879870874/Serious-Reflections-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/8872878877871870/The-Life-and-Adventures-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6875871870872875/Robinson-Cruso-com-ndice-ativo-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/1870873877878873879/The-Life-and-Adventures-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/5873872875875874/The-Life-and-Adventures-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6879873874877871/Life-and-Adventures-of-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/1870875875873877879/Classic-Illustrated-Berkley-23-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/1870877873873872875/The-Life-and-Most-Surprising-Adventures-of-Robinson-Crusoe-of-York-Mariner-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/9875879872873871/Oxford-Reading-Tree-Treetops-Classics-Level-17-Robinson-Crusoe-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6871873879875871/Crusoe-Daniel-Defoe-Robert-Knox-and-the-Creation-of-a-Myth-by-Katherine-Frank.pdf
    • http://kitasdyu.myhome.cx/6871873879879875/The-Life-and-Adventures-of-Robinson-Crusoe-by-Daniel-Dafoe.pdf
    • http://kitasdyu.myhome.cx/5879874874873871/Moll-Flanders-By-Daniel-Defoe-Illustrated-FREE-Madame-Bovary-by-Daniel-Defoe.pdf
    • http://kitasdyu.myhome.cx/6871873879878878/Robinson-Crusoe-The-Complete-Story-of-Robinson-Crusoe-by-Dan-Larsen.pdf
    • http://kitasdyu.myhome.cx/1873873879879873/Robinson-Crusoe-2245-Robinson-Crusoe-2-by-E-J-Robinson.pdf
    • http://kitasdyu.myhome.cx/6871873879879879/Robinson-Crusoe-by-Van-Gool.pdf
    • http://kitasdyu.myhome.cx/6871874870876874/Robinson-Crusoe-by-Pat-Rogers.pdf
    • http://kitasdyu.myhome.cx/6871873878872875/Robinson-Crusoe-by-Deanna-McFadden.pdf
    • http://kitasdyu.myhome.cx/6871873879870870/Robinson-Crusoe-by-Evelyn-Goodman.pdf
    • http://kitasdyu.myhome.cx/5873872875875874/The-Life-and-Adventures-of

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