能力值：
( LV4，RANK：50 )
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2 楼
BOOL __stdcall DllEntryPoint(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved)
{
DWORD v3; // esi@1
bool v4; // zf@2
BOOL v6; // eax@10
BOOL fdwReasona; // [sp+18h] [bp+Ch]@10
v3 = fdwReason;
if ( fdwReason )
{
if ( fdwReason != 1 && fdwReason != 2 )
goto LABEL_10;
if ( dword_10006D4C && !dword_10006D4C(hinstDLL, fdwReason, lpReserved) )
return 0;
v4 = _CRT_INIT(hinstDLL, fdwReason, lpReserved) == 0;
}
else
{
v4 = dword_100067C0 == 0;
}
if ( v4 )
return 0;
LABEL_10:
v6 = DllMain(hinstDLL, fdwReason, lpReserved);
fdwReasona = v6;
if ( v3 != 1 )
{
LABEL_13:
if ( !v3 || v3 == 3 )
{
if ( !_CRT_INIT(hinstDLL, v3, lpReserved) )
fdwReasona = 0;
if ( fdwReasona )
{
if ( dword_10006D4C )
fdwReasona = dword_10006D4C(hinstDLL, v3, lpReserved);
}
}
return fdwReasona;
}
if ( !v6 )
{
_CRT_INIT(hinstDLL, 0, lpReserved);
goto LABEL_13;
}
return fdwReasona;
}
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能力值：
( LV2，RANK：10 )
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3 楼
谢谢朋友，里面有很多函数，不仅是这一个。
后面的函数，都出现了错误了。就是什么sp 分析错误。
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能力值：
( LV7，RANK：100 )
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4 楼
IDA官方给了方法解决
b1aK9s2c8@1M7s2y4Q4x3@1q4Q4x3V1k6Q4x3V1k6%4N6%4N6Q4x3X3g2Z5k6i4S2Q4x3X3c8J5j5i4W2K6i4K6u0W2j5$3!0E0i4K6u0r3M7s2u0G2k6s2g2U0N6s2y4Q4x3V1k6V1k6h3y4G2L8i4m8A6L8r3g2J5i4K6u0r3L8h3q4F1N6h3q4D9i4K6u0r3k6X3q4A6L8s2g2J5k6i4y4Q4x3X3g2K6K9s2c8E0L8l9`.`.
ALT+K调整吧.
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能力值：
( LV2，RANK：10 )
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5 楼
谢谢，我看看啊
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能力值：
( LV2，RANK：10 )
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6 楼
不会，哎。可否高手帮我贴出来？
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能力值：
( LV5，RANK：70 )
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7 楼
BOOL __stdcall DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
{
signed int v3; // esi@2
HMODULE v4; // eax@4
int v5; // eax@4
BOOL result; // eax@8
DWORD *v7; // esi@10
CHAR LibFileName; // [sp+8h] [bp-30Ch]@4
CHAR Text; // [sp+10Ch] [bp-208h]@7
if ( fdwReason == 1 )
{
DisableThreadLibraryCalls(hinstDLL);
v3 = (signed int)&dwTlsIndex;
do
{
*(_DWORD *)v3 = TlsAlloc();
v3 += 4;
}
while ( v3 < (signed int)&dword_100067C0 );
v4 = GetModuleHandleA("PipJet.dll");
GetModuleFileNameA(v4, &LibFileName, 0x104u);
v5 = _mbsrchr(&LibFileName, 92);
if ( v5 )
*(_BYTE *)(v5 + 1) = 0;
lstrcatA(&LibFileName, "PipJet.dat");
hModule = LoadLibraryA(&LibFileName);
dword_100065B0 = (int)hModule;
if ( !hModule )
{
wsprintfA(&Text, "无法加载 %s，程?, &LibFileName);
MessageBoxA(0, &Text, "AheadLib", 0x10u);
}
sub_10001140();
result = hModule != 0;
}
else
{
if ( !fdwReason )
{
v7 = &dwTlsIndex;
do
{
TlsFree(*v7);
++v7;
}
while ( (signed int)v7 < (signed int)&dword_100067C0 );
if ( hModule )
FreeLibrary(hModule);
}
result = 1;
}
return result;
}
/////////////////////////////////////////////////
BOOL WINAPI TlsSetValue(
_In_ DWORD dwTlsIndex,
_In_opt_ LPVOID lpTlsValue
);
/////////////////////////////////////////////////
LPVOID WINAPI TlsGetValue(
_In_ DWORD dwTlsIndex
);
/////////////////////////////////////////////////
我一下子就看出堆栈不平衡的问题了。
public Activate
.text:100014A0 Activate proc near ; DATA XREF: .rdata:off_10005908o
.text:100014A0 push dwTlsIndex ; dwTlsIndex {esp+4}
.text:100014A6 call ds:TlsSetValue ; this function only has one parameter? NO
.text:100014AC push offset aActivate_0 ; {esp+4}
.text:100014B1 call sub_100012E0
.text:100014B6 call eax
.text:100014B8 push eax ; {esp+4}
.text:100014B9 push dwTlsIndex ; dwTlsIndex {esp+4}
.text:100014BF call ds:TlsGetValue ; only one parameter!
.text:100014C5 xchg eax, [esp+0]
.text:100014C8 retn
.text:100014C8 Activate endp ; sp-analysis failed
.text:100014C8
.text:100014C8 ; ---------------------------------------------------------------------------
.text:100014C9 align 10h
应该是TlsGetValue与TlsSetValue函数用反了，造成栈无法平衡。
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