• Source 
    1. https://engineering.umass.edu/sites/default/files/webform/coin-master-free-spin-today.pdf
    2. https://engineering.umass.edu/sites/default/files/webform/free-spins.pdf
    3. https://engineering.umass.edu/sites/default/files/webform/spins.pdf
    4. https://engineering.umass.edu/sites/default/files/webform/spins-coinmaster.pdf
    5. https://paiza.io/projects/YJzfuXvWhdOMKi8YkMWwMg
    6. http://myfolio.com/art/hpmcleo2sl
    7. https://www.hybrid-analysis.com/sample/38912315f3d4186c8cffc07e3daf02c9ec2c21bcaa74e6859cdc793babd65953
    8. https://www.hybrid-analysis.com/sample/09c5e463c41d1a43f17b8349995de42006209567154864716ebe3dafc626eaa9
    9. https://www.hybrid-analysis.com/sample/ef413394c22d24c33355f2fbda5f0bf76738742c7f84ad23bc14aa5e0084e75a
    10. https://www.hybrid-analysis.com/sample/de657d46c70545dfce5e6364ec83d7e207f1854d2b5c61c6ae2f940eede44346
    11. http://www.4mark.net/story/2060117/oitry34534-myfolio
    12. https://pasteshr.com/vXrOQBw66d
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