外挂辅助技术-寻路CALL测试

学习目标：
    之分析寻路CALL 测试

   
   1、通过目的地坐标回溯<通过关键的数据逆向分析>
   2、通过发包函数回溯  <通过发包函数回溯>

FLDZ
FILD 地址 
FSTP 地址
  
  思路：
  
   FindWay(参数1，参数2，参数3,...）//里边肯定有一个是指向坐标
//1
006AEDFC    895D B4         MOV DWORD PTR SS:[EBP-0x4C],EBX
006AEDFF    885D B8         MOV BYTE PTR SS:[EBP-0x48],BL
006AEE02    0FAFC8          IMUL ECX,EAX
006AEE05    894D 98         MOV DWORD PTR SS:[EBP-0x68],ECX
006AEE08    8B0D 3C661E03   MOV ECX,DWORD PTR DS:[0x31E663C]
006AEE0E    8D45 9C         LEA EAX,DWORD PTR SS:[EBP-0x64]
006AEE11    DA65 98         FISUB DWORD PTR SS:[EBP-0x68]
006AEE14    50              PUSH EAX
006AEE15    68 EF030000     PUSH 0x3EF
006AEE1A    D95D A4         FSTP DWORD PTR SS:[EBP-0x5C]
006AEE1D    D95D C8         FSTP DWORD PTR SS:[EBP-0x38]
006AEE20    8B11            MOV EDX,DWORD PTR DS:[ECX]
006AEE22    8B52 04         MOV EDX,DWORD PTR DS:[EDX+0x4]
006AEE25    FFD2            CALL EDX
006AEE27    5F              POP EDI
006AEE28    5B              POP EBX
006AEE29    8B4D FC         MOV ECX,DWORD PTR SS:[EBP-0x4]
-153,1545
-0x99,609
$ ==>    >C2A30F5C
$+4      >00000000
$+8      >44DC2AE2
$+C      >00000000
$+10     >00000000
$+14     >0000FFFF
$+18     >00000001
$+1C     >0F5E7301
$+20     >00000000
$+24     >0018CCF0  UNICODE "x"
$+28     >00000000
$+2C     >00000000

sub esp,30
mov eax,esp
mov dword ptr ss:[eax+0],0C2A30F5C
mov dword ptr ss:[eax+4],0
mov dword ptr ss:[eax+08],0C2A30F5C
mov dword ptr ss:[eax+0c],0
mov dword ptr ss:[eax+10],0
mov dword ptr ss:[eax+14],0FFFF
mov dword ptr ss:[eax+18],1
mov dword ptr ss:[eax+1c],0F5E7301
mov dword ptr ss:[eax+20],0
mov dword ptr ss:[eax+24],018CCF0
mov dword ptr ss:[eax+28],0
mov dword ptr ss:[eax+2c],0
push 0x54
push eax
push 0x3EF

MOV ECX,DWORD PTR DS:[0x31E663C]
MOV EDX,DWORD PTR DS:[ECX]
MOV EDX,DWORD PTR DS:[EDX+0x4]
CALL EDX
add esp,30

sub esp,30
mov eax,esp
mov dword ptr ss:[eax+0],-99
fild    dword ptr ss:[eax+0]
fstp   dword ptr ss:[eax+0]
mov dword ptr ss:[eax+4],0
mov dword ptr ss:[eax+08],709
fild   dword ptr ss:[eax+8]
fstp   dword ptr ss:[eax+8]
mov dword ptr ss:[eax+0c],0
mov dword ptr ss:[eax+10],0
mov dword ptr ss:[eax+14],0FFFF
mov dword ptr ss:[eax+18],1
mov dword ptr ss:[eax+1c],1
mov dword ptr ss:[eax+20],0
mov dword ptr ss:[eax+24],0
mov dword ptr ss:[eax+28],10
mov dword ptr ss:[eax+2c],10
push 0x54
push eax
push 0x3EF

MOV ECX,DWORD PTR DS:[0x31E663C]
MOV EDX,DWORD PTR DS:[ECX]
MOV EDX,DWORD PTR DS:[EDX+0x4]
CALL EDX
add esp,30

sub esp,30
mov eax,esp
mov dword ptr ss:[eax+0],0C2A30F5C
mov dword ptr ss:[eax+4],0
mov dword ptr ss:[eax+08],0C2A30F5C
mov dword ptr ss:[eax+0c],0
mov dword ptr ss:[eax+10],0
mov dword ptr ss:[eax+14],0FFFF
mov dword ptr ss:[eax+18],1
mov dword ptr ss:[eax+1c],1
mov dword ptr ss:[eax+20],0
mov dword ptr ss:[eax+24],0
mov dword ptr ss:[eax+28],10
mov dword ptr ss:[eax+2c],10
push 0x54
push eax
push 0x3EF

MOV ECX,DWORD PTR DS:[0x31E663C]
MOV EDX,DWORD PTR DS:[ECX]
MOV EDX,DWORD PTR DS:[EDX+0x4]
CALL EDX
add esp,30

//2
004E77A9    8D85 9CFDFFFF   LEA EAX,DWORD PTR SS:[EBP-0x264]
004E77AF    50              PUSH EAX
004E77B0    83EC 1C         SUB ESP,0x1C
004E77B3    8BFC            MOV EDI,ESP
004E77B5    B9 07000000     MOV ECX,0x7
004E77BA    8DB5 9CAAFFFF   LEA ESI,DWORD PTR SS:[EBP+0xFFFFAA9C]
004E77C0    F3:A5           REP MOVS DWORD PTR ES:[EDI],DWORD PTR DS>
004E77C2    8B0D 88A7E200   MOV ECX,DWORD PTR DS:[0xE2A788]
004E77C8    E8 E389F8FF     CALL Client.004701B0                     ; 可能是寻路CALL 2
004E77CD    8BBD F4AAFFFF   MOV EDI,DWORD PTR SS:[EBP+0xFFFFAAF4]
004E77D3    8BB5 ECAAFFFF   MOV ESI,DWORD PTR SS:[EBP+0xFFFFAAEC]
004E77D9    EB 2E           JMP SHORT Client.004E7809
004E77DB    8B8D D4AAFFFF   MOV ECX,DWORD PTR SS:[EBP+0xFFFFAAD4]
//3
00470A27    8BF3            MOV ESI,EBX
00470A29    F3:A5           REP MOVS DWORD PTR ES:[EDI],DWORD PTR DS:[ESI]
00470A2B    83EC 1C         SUB ESP,0x1C
00470A2E    8BFC            MOV EDI,ESP
00470A30    B9 07000000     MOV ECX,0x7
00470A35    8D75 08         LEA ESI,DWORD PTR SS:[EBP+0x8]
00470A38    F3:A5           REP MOVS DWORD PTR ES:[EDI],DWORD PTR DS:[ESI]
00470A3A    8B4D C4         MOV ECX,DWORD PTR SS:[EBP-0x3C]
00470A3D    E8 7EEDFFFF     CALL Client.0046F7C0
00470A42    8B55 C0         MOV EDX,DWORD PTR SS:[EBP-0x40]
00470A45    8B42 04         MOV EAX,DWORD PTR DS:[EDX+0x4]
00470A48    D940 E4         FLD DWORD PTR DS:[EAX-0x1C]
00470A4B    D91B            FSTP DWORD PTR DS:[EBX]