关于php解密解决思路

关于php解密
$O00OO0=urldecode("%6E1%7A%62%2F%6D%615%5C%76%740%6928%2D%70%78%75%71%79%2A6%6C%72%6B%64%679%5F%65%68%63%73%77%6F4%2B%6637%6A");$O00O0O=$O00OO0{3}.$O00OO0{6}.$O00OO0{33}.$O00OO0{30};$O0OO00=$O00OO0{33}.$O00OO0{10}.$O00OO0{24}.$O00OO0{10}.$O00OO0{24};$OO0O00=$O0OO00{0}.$O00OO0{18}.$O00OO0{3}.$O0OO00{0}.$O0OO00{1}.$O00OO0{24};$OO0000=$O00OO0{7}.$O00OO0{13};$O00O0O.=$O00OO0{22}.$O00OO0{36}.$O00OO0{29}.$O00OO0{26}.$O00OO0{30}.$O00OO0{32}.$O00OO0{35}.$O00OO0{26}.$O00OO0{30};eval($O00O0O("JE8wTzAwMD0iSkt4eU5hVE1pWnFQSHVMYm13bkdCZ1ZyZVFqaHBZVVhTQVdPc1JJb2tmdmRDemxjRkV0RFBKanhycEt6bWhlTm5RVnVZWG9nRnRPVXF2ZmRJTVdjQVRiWmlIa3dHQkNFeVNhTGxEUnNOczlYcG5UcnltSDFMWVg5UGw5S0hPUGJIT1B1UDBkV09sRkJBRDlLT3lFRWtzaXRreThDNms2MzVNK2I1aCtCNWh5cnN2d0dNYmppdTNMdE5ibHhMWWw1SnlFM0UzTFF1YmxvdXk1ZnVtTGlQMjFkaDJYUU0yNG9KS2lyeVlhWUp5bEl1YTlkTG9QZHFBdEdFY1BpVnlIZHVnakNFeEdJc3ZJN3N2SWFNMmRDa3lMOHBuSFJ1czQ4cGdPZGhzNDh1Yk8wTUFGd0VuSFhWYk9qRWJhMk5BUHN1MjUwaGI1MFZPSDVMZ1dta2dyQ3VvSGF1b3Y5a29IYXFudkNwbkhSdXNpdE0yZGRMb3JhRXMxT09ETVJaeWt0VlM0OHViTzBNQUZ3RW5IWFZiT2pFYmEyTkFQeGhiaHhoY3J3a21GZnUyNTBoYjUwTkFrU1oxT0FLczF3RW5IWFptOENFM0UzVm9yQ0ViZENWWTVhRXlrK055OXdoYmxHTmZqU0VuYWloQUYwcWNGYU5BUDBoY2QwVjJyU0x4aytzdnc4a0EwUnN2SXdFZzFpVmdQQ2huYTdFMmFHRWd0NnpLVFhQS1J3aGJhb3BudjZ6S1RYUEtSWE1iSEdwYjVvWmZUN3VibHhoMmFRWmZUN3UzaGFMWWhpdTNMNk1jTzB1U1I5c3Z3UUUzUGRMbmlyeW1UdGt5VHRreUZ3aGJhb3BudjZ6S1RYUEtpcnltVHRreVR0a3lGMGhjZDBWYmxpcGJFUVpZcmF1b0hhTGZpcnl0MEpCdjBKVllyQ3VvSGRwYjVhTG1GN3N2d1BreUZtTWJyVWgzUENFYjVHWm1UZkhXT2dyMGhzWlgwSmt5VHRreVR0a25FSWhuSHdaZldYem5GNFpYMEp5QVR0a25GZGhnSEl1WUw2Wm5GNFpYMEp5QVR0a2doQ3VvdlJMMmE2aEt3dHpLSFhxc1JZdTI1MFZiaGR1YmFpcUt3dDV1NlE2VjJDNmhRbDZ1UUhaWDBKa3lUdGt5VHRrZ1BDTFlIYUxmd2pMbnR0TDI5aXBidnRrU0cwdjBoREhzaXJ5bVR0a3lUdGt5RjBoY2QwVmJsaXBiRVFaWWphaG92N3N2d3RreVR0a3lUdGhnYVNMZ2pkcUtJSXVZakl1WVdSTVlqQ00yaTdzdnd0a3lUdGt5VHRFWU94RWdhZk1iWFJNYmpJaDI0NnViYUdoZ2phWlgwSkJ2MEpWWU9HaDJXdHFYMEpreVR0a3lGM3BiSDBwc3dqTG50N3N2d3RreVR0a3lJM3BiSDBwc3dYWlgwSmt5VHRreVR0cGdPSWgyZDBaZkRYenlXN3N2d3RreVR0a3lGR3Bjclh1Z2w1WllhUXVnYVFoQTFtdWc5ZnBTaXJ5bVR0a3lUdGtuaGFMb0hJTTJsaVZibGlwYkVRWlkxSWhnSGloS2lyeW8wcnltMFJOdDBKTnk5U0VuYWloSzRyeWZYQ3BnT2RoczRyeWZqbXUySDVOdDBKa3lUdE5nSElFbUZmdWdsU0xTMG1FM1BkTHlrK3N2d1BObnJYTWI0dE0yamRMM3o5a1lPR2gyV21OZlhDTDNGZHVmNHJ5dEc4TDNGZHVtRmZ1Z2xTTFMwbU0yOVFFZ2xJdVlPeGtmNHJ5dEd0a3lzYWY0Q1l0NGNZZjVzb0lWVUNDUHc4TW9rKzV1Mks1TVlyNWgrQjVoeXI2aDJxTmdEdHBuUGFoZjBtcG5IMExzd0NWM0UzRXg1U3UzT3d1eDVRaGN2bU5mall1MjUwa2dyQ3VnOXhOYlBpRWJXKzVJeUw2UFlaNTdKKzVoWkY1NkErNU14Nk55OVl1MjUwTmZYQ01LN1lmd2ZZb01OYW81L2FHazNDQ2tTWWE2c1lpNWNHQ3Uvb2FKZllvSlNvZWtDYVF3L2FkcGZJdDZmYW1JL3d0NzNDQ2tEOE1vays1SXlMNlBZWjU3Sis1aFpGNTZBKzVNeDZOZ0R0cG5QYWhmMG1wbkgwTHN3Q1YzaElMeTVTdTNPd3V4NVFoY3ZtTm1oUU1vclhaU2pZdTI1MGtnckN1Zzl4TmNQYWhzNWJBT3NHQ1BVYUdodDhWMmhDdW92K055OWROUW1DUitia2luaElMWnBMZnFiSndxYnpRUW1aUitiTmFRcFptWnBFdCtwa2FRbVRkcW1GYVpxU1ErcVF3cXF2ZFFiSFlsbEhrdjBKeUtYQ0wzRmR1ZjRyeXRHOFYySElFZjRyeWZYQ01ZOUdxSzQ4VjJkMHViWCtQU2lyeVlPNHBjdndKS2l0VngvYXRoU1lVcFZZbXBCd3dNU0dRa0NJb3BWb1l3S0dRNk5vd2tEcnlvMHJ5b1BhTGNPSUxZT0J1MjVmaEFkR3BjUFFNYjFhSmw5QkhHYXpITzlCSkE0bVZtNENWbTRDRWNyYUxvekNNMjlRaFlhb1ZvRndMeWtJWlgwSkxZT2pFYmF4aE85Q3VZcmFKeVBVcGJqaVZvRndMeWtJWlgwSkwyT1NMMmFDdWE5U0VnbHhFeXRJWlgwSlBnbEloeVQ5a2dhU0wyTzBKeUhkcGJ2SWt5TVlrZ2FTYzI1MXViT3hwYnp3UGdsSWh5R3ROeFRHTWJhR2tzd3R6c2lyeW1ISWh5VDlrZ2FTTDJPMEp5SEloeUd0UG1NdHBjckJ1b09SaGNQSU14dEdwYnZJa3M4dFBnYUdrc3d0ektUWHpzVDdzdklJaG10ZGhnT1lwYjVhaHl0b0UzRTNyU0Q0Wmc5eGh4TElKdjBKcVgwSlcyZENFMDFTaHh0bTV1eE81TWJhNUlwbjVWUTI2aEFoNkorQ2ttWG9WS0RvSktpcnlZTzRwY3Z3Sktpcnl0R3J5bzByeVlhWUp5SGRwYnY5TkFMWFB4RkNMbVRHcGJ2OU5BTGp6c1RYenlMSXN2STdzdklLcGc5M0tjcm9KeVZhZjRWWWF1c0lhUG93VTYvQ0NrU0lhNmZvSXBmR1FrM2FVaGZhb0p0bVZ5TFJ6QUxJWlgwSmhjZElFeXRJWlhHcnlvMHJ5bUhYcGJ2OVBnSFNMYlhSTllFYUVnOVFoQXRtTDJPaWhicjBrZ2g0a2doeHUyMHRrMEZCYzNISU0yUmFFbnp0RTJkYUxZV3RNYmFHTkFMR01iYUdQeGtJWlgwSnBiTXdrQUhYcGJ2SXN2STdzdklLcGc5M0tjcm9KeVZhZjRWWWF1c0lhUG93VTY4aTU3ZS82VnFDNVZtcjVwMk01aHh3a21Yb1ZLRG9KS2lyeVlPNHBjdndKS2lQc3ZJOXN2d0dMZ2FHaHMxYXFuRml1MkhhSnlFK1B4WEdMZ2FHYnhFWXF5RUVKS2lyeW1IZmhvdDlNMjkxdW92d1BuRkloZ3ZJVktrN3N2d3J5dDBKcGJNd1BnYUdObUhmaG90SXN2STdzdklLcGc5M0tjcm9KeVZhZjRWWWF1c0lhUG93VTY4aTZocXc1NmJ3NTdnNzVoNlY1Vm1yNXAyTTVoeHdrbVhvVktEb0pLaXJ5WU80cGN2d0pLaVBzdkk5c3Z3cnltOENrWlltZFptUXdRYjh0WmJvbVgwSnN2d0dFZzA5UGdIU0xiWFJOWUVhRWc5UWhBdG1MMk9paGJyMGtnbHhNeDRlVm5IWFZvSElFZ2phVm5IWFZZYUdrZ2h4dTIwdGswRkJjM0hJTTJSYUVuenRNY1Bma2dqYWhvdnRwWTlJdW1UZnZsOUJNY1BmcGdhMmhjenRFblR0dTI0dEVuVFFwYnY5TWNQZlZZbEloeUYzcGdPeGhBRmRMWXpRTWJhR05BTEdNYmFHUHhrSVpYMEpQZzVkdWJXOVBuSFJieEUwcGNIaWhBRUVaWDBKUGdIWHFudzlQbkhSYnhFNnFjcjRQMTA3c3Z3cnl0MEpQbkZ4dVMxYXFuRml1MkhhSnlFK1B4WEdFZzF1UDJoNFAxMElaWDBKc3ZJWXUzUGFNYnJ3SnlIWExZOHRNY3p0UGdSNUp2MEpxWDBKUG5kZnpmMWFxbkZpdTJIYUp5RThQeFhHcDNHSVpYMEpwYk13UG5kZnphaTNjSzA5UGdhR0p2MEpxWDBKUG5GeHUyODloY2RYdWc5R2hBdG9CeUxpUGdSNUpLaXJ5bzByeXQwSkJ2MEpQZzE1dVlsUmhBVHROQVRHTTJob2MyMWlWSzVyYzI1ZHViVzdzdndHdWNhUk1tVHROQVR0UGdyWWgxOVJ1eTArS085Uk1maXJ5bUhScWNIYXV5VHROQVR0UGdyWWgxOVJ1eTArS085MGhiamlaWDBKUGcxNXVibEl1eVR0TkFUdFBnclloMTlSdXkwK0tPOVJNYmFpWlgwSnN2d0dwWWFkaDJXOVBuRnh1Mjl1cmwwN3N2SUlobXRHcFlhZGgyVzhOS1RJa3lIZXBibG9oSzBHTG5QQ3UxaVNjS2lyeW1IZXBibG9oS0Q5UGdJSU1iRWFWQUhYTFk5Q2JTT0VaWDBKc3Z3R2MxcmxXMXJQSzA1dVBTRDRabmExaGdhUWh4RUVOQUVvdTJFQ1BTaXJ5bUhHTGdYdE5BRlFoY0x0SzNQb3JTRDRabkhhdWNGaU1jSGFMeHRJWlgwSlBuSFh1eVQ5UGdyWWgxOW1NY3JhaGdheFZtSGZoWUVCRWdPUkxnamFFbnJCaGdheFZtTENoZ09ZTWNPaUV5OGpac2RCdTNQR2hjUEJFZ2FmcDJPMEx4NXdFZzBvWlgwSlBnSFh1eTArS2c5ZGhsSGF1Y0ZpTWNIYUp5SDBMZ1hJWlgwSlBnSFh1eTAraGdhU0xnamRxQXRJWlgwSk5TND0iO2V2YWwoJz8+Jy4kTzAwTzBPKCRPME9PMDAoJE9PME8wMCgkTzBPMDAwLCRPTzAwMDAqMiksJE9PME8wMCgkTzBPMDAwLCRPTzAwMDAsJE9PMDAwMCksJE9PME8wMCgkTzBPMDAwLDAsJE9PMDAwMCkpKSk7"));