简单判断是否进入OEP
总结:
Microsoft Visual C++ 6.0
00496EB8 >/$ 55 PUSH EBP ; (初始 cpu 选择)
00496EB9 |. 8BEC MOV EBP,ESP
00496EBB |. 6A FF PUSH -1
00496EBD |. 68 40375600 PUSH Screensh.00563740
00496EC2 |. 68 8CC74900 PUSH Screensh.0049C78C ; SE 处理程序安装
00496EC7 |. 64:A1 0000000>MOV EAX,DWORD PTR FS:[0]
00496ECD |. 50 PUSH EAX
00496ECE |. 64:8925 00000>MOV DWORD PTR FS:[0],ESP
00496ED5 |. 83EC 58 SUB ESP,58
Microsoft Visual Basic 5.0 / 6.0
00401166 - FF25 6C104000 JMP DWORD PTR DS:[<&MSVBVM60.#100>] ; MSVBVM60.ThunRTMain
0040116C > 68 147C4000 PUSH PACKME.00407C14
00401171 E8 F0FFFFFF CALL <JMP.&MSVBVM60.#100>
00401176 0000 ADD BYTE PTR DS:[EAX],AL
00401178 0000 ADD BYTE PTR DS:[EAX],AL
0040117A 0000 ADD BYTE PTR DS:[EAX],AL
0040117C 3000 XOR BYTE PTR DS:[EAX],AL
或省略第一行的JMP
00401FBC > 68 D0D44000 push dumped_.0040D4D0
00401FC1 E8 EEFFFFFF call <jmp.&msvbvm60.ThunRTMain>
00401FC6 0000 add byte ptr ds:[eax],al
00401FC8 0000 add byte ptr ds:[eax],al
00401FCA 0000 add byte ptr ds:[eax],al
00401FCC 3000 xor byte ptr ds:[eax],al
00401FCE 0000 add byte ptr ds:[eax],al
BC++
0040163C > $ /EB 10 JMP SHORT BCLOCK.0040164E
0040163E |66 DB 66 ; CHAR f
0040163F |62 DB 62 ; CHAR b
00401640 |3A DB 3A ; CHAR :
00401641 |43 DB 43 ; CHAR C
00401642 |2B DB 2B ; CHAR +
00401643 |2B DB 2B ; CHAR +
00401644 |48 DB 48 ; CHAR H
00401645 |4F DB 4F ; CHAR O
00401646 |4F DB 4F ; CHAR O
00401647 |4B DB 4B ; CHAR K
00401648 |90 NOP
00401649 |E9 DB E9
0040164A . |98E04E00 DD OFFSET BCLOCK.___CPPdebugHook
0040164E > A1 8BE04E00 MOV EAX,DWORD PTR DS:[4EE08B]
00401653 . C1E0 02 SHL EAX,2
00401656 . A3 8FE04E00 MOV DWORD PTR DS:[4EE08F],EAX
0040165B . 52 PUSH EDX
0040165C . 6A 00 PUSH 0 ; /pModule = NULL
0040165E . E8 DFBC0E00 CALL <JMP.&KERNEL32.GetModuleHandleA> ; GetModuleHandleA
00401663 . 8BD0 MOV EDX,EAX
Borland Delphi 6.0 - 7.0
00509CB0 > $ 55 PUSH EB
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