Function at 0x456178
Capabilities:
Check for time delay via queryperformancecounter
Execute anti-debugging instructions

Disassembly:
push ebp
mov ebp, esp
add esp, 0xffffffa0
push ebx
push esi
push edi
xor esi, esi
xor edi, edi
xor eax, eax
mov dword [ebp - 0x24], eax
xor eax, eax
mov dword [ebp - 0x38], eax
xor eax, eax
mov dword [ebp - 0x2c], eax
xor eax, eax
mov dword [ebp - 0x34], eax
xor eax, eax
mov dword [ebp - 0x28], eax
call sub.kernel32.dll_GetCurrentThread
mov dword [ebp - 0x40], eax
lea eax, [ebp - 0x20]
push eax
call sub.kernel32.dll_QueryPerformanceFrequency
test eax, eax
jne 0x4562d1
mov eax, dword [ebp - 0x4c]
jmp 0x4563de
inc dword [ebp - 0x38]
mov dword [ebp - 0x24], edi
mov edi, esi
lea eax, [ebp - 0x10]
push eax
call sub.kernel32.dll_QueryPerformanceCounter
mov eax, dword [ebp - 0x10]
mov dword [ebp - 0x18], eax
mov eax, dword [ebp - 0xc]
mov dword [ebp - 0x14], eax
mov eax, dword [ebp - 0x40]
push eax
call sub.kernel32.dll_GetThreadPriority
mov dword [ebp - 0x3c], eax
cmp dword [ebp - 0x3c], 0x7fffffff
je 0x456210
push 0xf
mov eax, dword [ebp - 0x40]
push eax
call sub.kernel32.dll_SetThreadPriority
jmp 0x456210
lea eax, [ebp - 0x18]
push eax
call sub.kernel32.dll_QueryPerformanceCounter
push eax
push edx
rdtsc
mov dword [ebp - 4], eax
pop edx
pop eax
mov eax, dword [ebp - 0x18]
sub eax, dword [ebp - 0x10]
cmp eax, 0x32
jb 0x4561fe
mov eax, dword [ebp - 0x18]
mov dword [ebp - 0x10], eax
mov eax, dword [ebp - 0x14]
mov dword [ebp - 0xc], eax
jmp 0x45623b
lea eax, [ebp - 0x18]
push eax
call sub.kernel32.dll_QueryPerformanceCounter
push eax
push edx
rdtsc
mov dword [ebp - 8], eax
pop edx
pop eax
mov eax, dword [ebp - 0x18]
sub eax, dword [ebp - 0x10]
cmp eax, 0x3e8
jb 0x456229
cmp dword [ebp - 0x3c], 0x7fffffff
je 0x45625e
mov eax, dword [ebp - 0x3c]
push eax
mov eax, dword [ebp - 0x40]
push eax
call sub.kernel32.dll_SetThreadPriority
mov eax, dword [ebp - 8]
sub eax, dword [ebp - 4]
mov dword [ebp - 0x30], eax
mov ebx, dword [ebp - 0x18]
sub ebx, dword [ebp - 0x10]
imul eax, ebx, 0x186a0
mov ebx, eax
mov dword [ebp - 0x58], ebx
xor eax, eax
mov dword [ebp - 0x54], eax
fild qword [ebp - 0x58]
mov eax, dword [ebp - 0x20]
mov dword [ebp - 0x60], eax
xor eax, eax
mov dword [ebp - 0x5c], eax
fild qword [ebp - 0x60]
fdiv dword [0x4563e8]
fdivp st(1)
call fcn.00402cec
mov ebx, eax
add dword [ebp - 0x34], ebx
mov eax, dword [ebp - 0x30]
add dword [ebp - 0x2c], eax
mov eax, dword [ebp - 0x30]
mov dword [ebp - 0x58], eax
xor eax, eax
mov dword [ebp - 0x54], eax
fild qword [ebp - 0x58]
mov dword [ebp - 0x60], ebx
xor eax, eax
mov dword [ebp - 0x5c], eax
fild qword [ebp - 0x60]
fdivp st(1)
call fcn.00402cec
mov esi, eax
lea eax, [edi + esi]
add eax, dword [ebp - 0x24]
mov dword [ebp - 0x28], eax
cmp dword [ebp - 0x38], 3
jl 0x4561bf
cmp dword [ebp - 0x38], 0x14
jge 0x456320
lea eax, [esi + esi*2]
sub eax, dword [ebp - 0x28]
cdq
xor eax, edx
sub eax, edx
cmp eax, 3
jg 0x4561bf
lea eax, [edi + edi*2]
sub eax, dword [ebp - 0x28]
cdq
xor eax, edx
sub eax, edx
cmp eax, 3
jg 0x4561bf
mov eax, dword [ebp - 0x24]
lea eax, [eax + eax*2]
sub eax, dword [ebp - 0x28]
cdq
xor eax, edx
sub eax, edx
cmp eax, 3
jg 0x4561bf
mov eax, dword [ebp - 0x2c]
add eax, eax
lea eax, [eax + eax*4]
mov dword [ebp - 0x58], eax
xor eax, eax
mov dword [ebp - 0x54], eax
fild qword [ebp - 0x58]
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x60], eax
xor eax, eax
mov dword [ebp - 0x5c], eax
fild qword [ebp - 0x60]
fdivp st(1)
call fcn.00402cec
mov dword [ebp - 0x24], eax
imul eax, dword [ebp - 0x2c], 0x64
mov dword [ebp - 0x58], eax
xor eax, eax
mov dword [ebp - 0x54], eax
fild qword [ebp - 0x58]
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x60], eax
xor eax, eax
mov dword [ebp - 0x5c], eax
fild qword [ebp - 0x60]
fdivp st(1)
call fcn.00402cec
mov edi, eax
mov eax, dword [ebp - 0x24]
add eax, eax
lea eax, [eax + eax*4]
sub edi, eax
cmp edi, 6
jl 0x456383
inc dword [ebp - 0x24]
mov eax, dword [ebp - 0x2c]
mov dword [ebp - 0x58], eax
xor eax, eax
mov dword [ebp - 0x54], eax
fild qword [ebp - 0x58]
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x60], eax
xor eax, eax
mov dword [ebp - 0x5c], eax
fild qword [ebp - 0x60]
fdivp st(1)
call fcn.00402cec
mov ebx, eax
mov dword [ebp - 0x50], ebx
mov dword [ebp - 0x4c], ebx
mov esi, dword [ebp - 0x50]
add esi, esi
lea esi, [esi + esi*4]
mov eax, dword [ebp - 0x24]
sub eax, esi
cmp eax, 6
jl 0x4563c3
inc dword [ebp - 0x4c]
mov eax, dword [ebp - 0x34]
mov dword [ebp - 0x44], eax
mov eax, dword [ebp - 0x2c]
mov dword [ebp - 0x48], eax
mov eax, dword [ebp - 0x4c]
call fcn.004560fc
mov ebx, eax
mov dword [ebp - 0x4c], ebx
mov eax, ebx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret