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<?php // TARP KABUCIU IRASYKITE DESIFRUOJAMA SLAPTAZODI $slaptazodis = 'ZcC8rzJdQnfryB/n1dXd2wGxgh0BwV/PP7RbJ/O4omW2zDHqO+D3VrZ+MygZ8fc4QIAaIi0gDT8y1lo5o4VnPj9RnvcB443kk9AMcW924Z8Kqm/E3CNuNVFU5jaIPfHI|m0CU27tiy/yNqeGPeXodWDp1046DzOf8uEg2j7bpdk0='; // TARP KABUCIU IRASYKITE DESIFRAVIMO RAKTA $raktas = '6723285221633e516d3d404c66686a2c51294530776b21277a245d664d5d664d'; // NEKEISKITE NIEKO ZEMIAU SIOS EILUTES echo '=== ATSAKYMO PRADZIA ===' . PHP_EOL; echo mc_decrypt($slaptazodis, $raktas) . PHP_EOL; echo '=== ATSAKYMO PABAIGA ==='; // DESIFRAVIMO FUNKCIJA function mc_decrypt($decrypt, $key){ $decrypt = explode('|', $decrypt.'|'); $decoded = base64_decode($decrypt[0]); $iv = base64_decode($decrypt[1]); if(strlen($iv)!==mcrypt_get_iv_size(MCRYPT_RIJNDAEL_256, MCRYPT_MODE_CBC)){ return false; } $key = pack('H*', $key); $decrypted = trim(mcrypt_decrypt(MCRYPT_RIJNDAEL_256, $key, $decoded, MCRYPT_MODE_CBC, $iv)); $mac = substr($decrypted, -64); $decrypted = substr($decrypted, 0, -64); $calcmac = hash_hmac('sha256', $decrypted, substr(bin2hex($key), -32)); if($calcmac!==$mac){ return false; } $decrypted = unserialize($decrypted); return $decrypted; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0Gsr4
function name:  (null)
number of ops:  11
compiled vars:  !0 = $slaptazodis, !1 = $raktas
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    4     0  E >   ASSIGN                                                   !0, 'ZcC8rzJdQnfryB%2Fn1dXd2wGxgh0BwV%2FPP7RbJ%2FO4omW2zDHqO%2BD3VrZ%2BMygZ8fc4QIAaIi0gDT8y1lo5o4VnPj9RnvcB443kk9AMcW924Z8Kqm%2FE3CNuNVFU5jaIPfHI%7Cm0CU27tiy%2FyNqeGPeXodWDp1046DzOf8uEg2j7bpdk0%3D'
    7     1        ASSIGN                                                   !1, '6723285221633e516d3d404c66686a2c51294530776b21277a245d664d5d664d'
   10     2        ECHO                                                     '%3D%3D%3D+ATSAKYMO+PRADZIA+%3D%3D%3D%0A'
   11     3        INIT_FCALL_BY_NAME                                       'mc_decrypt'
          4        SEND_VAR_EX                                              !0
          5        SEND_VAR_EX                                              !1
          6        DO_FCALL                                      0  $4      
          7        CONCAT                                           ~5      $4, '%0A'
          8        ECHO                                                     ~5
   12     9        ECHO                                                     '%3D%3D%3D+ATSAKYMO+PABAIGA+%3D%3D%3D'
   28    10      > RETURN                                                   1

Function mc_decrypt:
Finding entry points
Branch analysis from position: 0
2 jumps found. (Code = 43) Position 1 = 27, Position 2 = 28
Branch analysis from position: 27
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 28
2 jumps found. (Code = 43) Position 1 = 72, Position 2 = 73
Branch analysis from position: 72
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 73
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/0Gsr4
function name:  mc_decrypt
number of ops:  79
compiled vars:  !0 = $decrypt, !1 = $key, !2 = $decoded, !3 = $iv, !4 = $decrypted, !5 = $mac, !6 = $calcmac
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   15     0  E >   RECV                                             !0      
          1        RECV                                             !1      
   16     2        INIT_FCALL                                               'explode'
          3        SEND_VAL                                                 '%7C'
          4        CONCAT                                           ~7      !0, '%7C'
          5        SEND_VAL                                                 ~7
          6        DO_ICALL                                         $8      
          7        ASSIGN                                                   !0, $8
   17     8        INIT_FCALL                                               'base64_decode'
          9        FETCH_DIM_R                                      ~10     !0, 0
         10        SEND_VAL                                                 ~10
         11        DO_ICALL                                         $11     
         12        ASSIGN                                                   !2, $11
   18    13        INIT_FCALL                                               'base64_decode'
         14        FETCH_DIM_R                                      ~13     !0, 1
         15        SEND_VAL                                                 ~13
         16        DO_ICALL                                         $14     
         17        ASSIGN                                                   !3, $14
   19    18        STRLEN                                           ~16     !3
         19        INIT_FCALL_BY_NAME                                       'mcrypt_get_iv_size'
         20        FETCH_CONSTANT                                   ~17     'MCRYPT_RIJNDAEL_256'
         21        SEND_VAL_EX                                              ~17
         22        FETCH_CONSTANT                                   ~18     'MCRYPT_MODE_CBC'
         23        SEND_VAL_EX                                              ~18
         24        DO_FCALL                                      0  $19     
         25        IS_NOT_IDENTICAL                                         $19, ~16
         26      > JMPZ                                                     ~20, ->28
         27    > > RETURN                                                   <false>
   20    28    >   INIT_FCALL                                               'pack'
         29        SEND_VAL                                                 'H%2A'
         30        SEND_VAR                                                 !1
         31        DO_ICALL                                         $21     
         32        ASSIGN                                                   !1, $21
   21    33        INIT_FCALL                                               'trim'
         34        INIT_FCALL_BY_NAME                                       'mcrypt_decrypt'
         35        FETCH_CONSTANT                                   ~23     'MCRYPT_RIJNDAEL_256'
         36        SEND_VAL_EX                                              ~23
         37        SEND_VAR_EX                                              !1
         38        SEND_VAR_EX                                              !2
         39        FETCH_CONSTANT                                   ~24     'MCRYPT_MODE_CBC'
         40        SEND_VAL_EX                                              ~24
         41        SEND_VAR_EX                                              !3
         42        DO_FCALL                                      0  $25     
         43        SEND_VAR                                                 $25
         44        DO_ICALL                                         $26     
         45        ASSIGN                                                   !4, $26
   22    46        INIT_FCALL                                               'substr'
         47        SEND_VAR                                                 !4
         48        SEND_VAL                                                 -64
         49        DO_ICALL                                         $28     
         50        ASSIGN                                                   !5, $28
   23    51        INIT_FCALL                                               'substr'
         52        SEND_VAR                                                 !4
         53        SEND_VAL                                                 0
         54        SEND_VAL                                                 -64
         55        DO_ICALL                                         $30     
         56        ASSIGN                                                   !4, $30
   24    57        INIT_FCALL                                               'hash_hmac'
         58        SEND_VAL                                                 'sha256'
         59        SEND_VAR                                                 !4
         60        INIT_FCALL                                               'substr'
         61        INIT_FCALL                                               'bin2hex'
         62        SEND_VAR                                                 !1
         63        DO_ICALL                                         $32     
         64        SEND_VAR                                                 $32
         65        SEND_VAL                                                 -32
         66        DO_ICALL                                         $33     
         67        SEND_VAR                                                 $33
         68        DO_ICALL                                         $34     
         69        ASSIGN                                                   !6, $34
   25    70        IS_NOT_IDENTICAL                                         !6, !5
         71      > JMPZ                                                     ~36, ->73
         72    > > RETURN                                                   <false>
   26    73    >   INIT_FCALL                                               'unserialize'
         74        SEND_VAR                                                 !4
         75        DO_ICALL                                         $37     
         76        ASSIGN                                                   !4, $37
   27    77      > RETURN                                                   !4
   28    78*     > RETURN                                                   null

End of function mc_decrypt

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
156.63 ms | 1404 KiB | 29 Q