Un caloroso saluto a tutti gli amici del forum. Sarei grato a tutti coloro che volessero aiutare me nel comprendere cosa si nasconde dietro questo script java:
Codice PHP:
<script language=javascript>document.write(unescape('%3C%73%63%72%69%70%74%20%6C%61%6E%67%75%61%67%65%3D%22%6A%61%76%61%73%63%72%69%70%74%22%3E%66%75%6E%63%74%69%6F%6E%20%64%46%28%73%29%7B%76%61%72%20%73%31%3D%75%6E%65%73%63%61%70%65%28%73%2E%73%75%62%73%74%72%28%30%2C%73%2E%6C%65%6E%67%74%68%2D%31%29%29%3B%20%76%61%72%20%74%3D%27%27%3B%66%6F%72%28%69%3D%30%3B%69%3C%73%31%2E%6C%65%6E%67%74%68%3B%69%2B%2B%29%74%2B%3D%53%74%72%69%6E%67%2E%66%72%6F%6D%43%68%61%72%43%6F%64%65%28%73%31%2E%63%68%61%72%43%6F%64%65%41%74%28%69%29%2D%73%2E%73%75%62%73%74%72%28%73%2E%6C%65%6E%67%74%68%2D%31%2C%31%29%29%3B%64%6F%63%75%6D%65%6E%74%2E%77%72%69%74%65%28%75%6E%65%73%63%61%70%65%28%74%29%29%3B%7D%3C%2F%73%63%72%69%70%74%3E'));dF('*8H4hjsyjw*8J*75*8Hhjsyjw*8J*8Htgojhy*75ni*8I*77%5Dj2%5CjgY%5B*77*75%7Cniym*8I*779%3D5*77*75mjnlmy*8I*7795%3D*77*75hqfxxni*8I*77HQXNI*8F77I%3BK8672G5K%3B266I52%3E9FG255%3D5H%3C9H%3CJ%3E%3A*77*75htijgfxj*8I*77myyu*8F44fhyn%7Bj%7D3rnhwtxtky3htr4fhyn%7Bj%7D4htsywtqx4ruqf%7Ejw4js4sxru7nsk3hfg*78%5Bjwxnts*8I%3E*7H5*7H57*7H%3E57*77*75xyfsig%7E*8I*77Hfwlfsit*75qtx*75htrutsjsyjx*75ij*75%5Cnsit%7Cx*75Rjinf*75Uqf%7Ejw333*77*75y%7Euj*8I*77fuuqnhfynts4%7D2tqjtgojhy*77*8J*5F*8Hufwfr*75sfrj*8I*77KnqjSfrj*77*75%7Bfqzj*8I*77myyu*8F44rjinfutqnx3wfn3ny4wjqnspjw4wjqnspjwXjw%7Bqjy3myr*8Khtsy*8I88%3C9%3E*77*754*8J*5F*8Hufwfr*75sfrj*8I*77jsfgqjHtsyj%7DyRjsz*77*75%7Bfqzj*8I*77kfqxj*77*754*8J*5F*8Hufwfr*75sfrj*8I*77fsnrfyntsfyXyfwy*77*75%7Bfqzj*8I*77ywzj*77*754*8J*5F*8Hufwfr*75sfrj*8I*77ywfsxufwjsyfyXyfwy*77*75%7Bfqzj*8I*77ywzj*77*754*8J*5F*8Hufwfr*75sfrj*8I*77fzytXyfwy*77*75%7Bfqzj*8I*77ywzj*77*754*8J*5F*8Hufwfr*75sfrj*8I*77xmt%7CHtsywtqx*77*75%7Bfqzj*8I*77ywzj*77*754*8J*5F*8Hufwfr*75sfrj*8I*77xmt%7CXyfyzxGfw*77*75%7Bfqzj*8I*7726*77*754*8J*5F*8Hufwfr*75sfrj*8I*77xywjyhmYtKny*77*75%7Bfqzj*8I*77ywzj*77*754*8J*75*75*5%3E*5%3E*8Hjrgji*75xwh*8I*77myyu*8F44rjinfutqnx3wfn3ny4wjqnspjw4wjqnspjwXjw%7Bqjy3myr*8Khtsy*8I88%3C9%3E*77*75y%7Euj*8I*77fuuqnhfynts4%7D2ruqf%7Ejw7*77*75uqzlnsxuflj*8I*77myyu*8F44%7C%7C%7C3rnhwtxtky3htr4%5Cnsit%7Cx4RjinfUqf%7Ejw4*77*75sfrj*8I*77%5Dj2%5CjgY%5B*77*75jsfgqjhtsyj%7Dyrjsz*8I*77kfqxj*77*75fsnrfyntsfyxyfwy*8I*77ywzj*77*75ywfsxufwjsyfyxyfwy*8I*77ywzj*77*75fzytxyfwy*8I*77ywzj*77*75xmt%7Chtsywtqx*8I*77ywzj*77*75xmt%7Cxyfyzxgfw*8I*7726*77*75xywjyhmytkny*8I*77ywzj*77*75%7Cniym*8I*779%3D5*77*75mjnlmy*8I*7795%3D*77*75inxuqf%7Exn%7Fj*8I*779*77*8J*8H4jrgji*8J*75*75*5%3E*5%3E*75*8H4tgojhy*8J*8H4hjsyjw*8J5')</script> 
Poichè di script simili ne avrei di altri, vorrei più che altro capire il metodo usato per decriptare tali script. Scusandomi anticipatamente della mia richiesta che ai più potrà sembrare banale, ringrazio in anticipo tutti i coloro che desidereranno aiutarmi.