Function at 0x4d5b80
Capabilities:
Check for time delay via queryperformancecounter
Get thread local storage value

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x54d9cd
mov eax, dword fs:[0]
push eax
sub esp, 0x4c
mov eax, dword [0x589ed0]
xor eax, ebp
mov dword [ebp - 0x10], eax
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov ecx, dword [ebp + 8]
xorps xmm0, xmm0
cmp ecx, 0xffffffff
movd eax, xmm0
movups xmmword [ebp - 0x20], xmm0
mov dword [ebp - 0x48], 0xffffffff
cmovne eax, ecx
mov dword [ebp - 0x38], 0xffffffff
mov dword [ebp - 0x20], eax
xor eax, eax
cmp ecx, 0xffffffff
setne al
dec eax
mov dword [ebp - 0x58], eax
xor eax, eax
cmp ecx, 0xffffffff
mov ecx, dword [0x58a04c]
setne al
mov dword [ebp - 0x30], eax
cmp ecx, 0xffffffff
jne 0x4d5bf6
mov dword [ebp - 0x2c], eax
jmp 0x4d5c46
mov edi, dword [sym.imp.KERNEL32.dll_TlsGetValue]
push ecx
call edi
mov esi, dword [ebp - 0x30]
mov dword [ebp - 0x2c], esi
test eax, eax
je 0x4d5c46
mov eax, dword [0x58a04c]
cmp eax, 0xffffffff
jne 0x4d5c17
xor ecx, ecx
jmp 0x4d5c21
push eax
call edi
mov ecx, eax
mov eax, dword [0x58a04c]
cmp byte [ecx + 0x38], 0
mov dword [ebp - 0x2c], esi
je 0x4d5c46
mov dword [ebp - 0x48], esi
cmp eax, 0xffffffff
jne 0x4d5c36
xor eax, eax
jmp 0x4d5c39
push eax
call edi
mov eax, dword [eax + 0x34]
lea edx, [esi + 1]
mov dword [ebp + esi*4 - 0x20], eax
mov dword [ebp - 0x2c], edx
xor esi, esi
mov dword [ebp - 0x54], esi
mov ecx, dword [ebp + 0xc]
mov dword [ebp - 4], esi
cmp dword [ecx], 0xffffffff
jne 0x4d5c63
cmp dword [ecx + 4], 0x7fffffff
je 0x4d5d78
lea eax, [ebp - 0x40]
push eax
call fcn.004347e0
mov edx, dword [ebp + 0xc]
add esp, 4
mov ecx, dword [edx]
sub ecx, dword [eax]
mov edx, dword [edx + 4]
sbb edx, dword [eax + 4]
js 0x4d5c8f
jg 0x4d5c84
test ecx, ecx
jb 0x4d5c8f
add ecx, 0xf423f
adc edx, 0
jmp 0x4d5c98
sub ecx, 0xf423f
sbb edx, 0
push 0
push 0xf4240
push edx
push ecx
call fcn.004bac00
push 0
push 0
push 0
mov dword [ebp - 0x24], edx
mov edi, eax
call dword [sym.imp.KERNEL32.dll_CreateWaitableTimerA]
mov esi, eax
mov dword [ebp - 0x54], esi
test esi, esi
je 0x4d5d75
mov eax, dword [ebp - 0x24]
test eax, eax
jl 0x4d5ce8
jg 0x4d5cd5
cmp edi, 0x294
jb 0x4d5ce8
push 0
push 0x14
push eax
push edi
call fcn.004bac00
mov dword [ebp - 0x30], eax
mov eax, dword [ebp - 0x24]
jmp 0x4d5d07
mov dword [ebp - 0x28], 0
mov dword [ebp - 0x24], 0
mov dword [ebp - 0x30], 0x20
test eax, eax
jl 0x4d5d1b
jg 0x4d5d07
test edi, edi
je 0x4d5d1b
push 0xffffffffffffffff
push 0xffffd8f0
push eax
push edi
call fcn.004bad90
mov dword [ebp - 0x28], eax
mov dword [ebp - 0x24], edx
mov ecx, dword [0x595328]
test ecx, ecx
jne 0x4d5d4c
push str.SetWaitableTimerEx
push str.KERNEL32.DLL
call dword [sym.imp.KERNEL32.dll_GetModuleHandleA]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
test eax, eax
mov ecx, 0x4d4b20
cmovne ecx, eax
mov dword [0x595328], ecx
push dword [ebp - 0x30]
lea eax, [ebp - 0x28]
push 0
push 0
push 0
push 0
push eax
push esi
call ecx
mov ecx, dword [ebp + 0xc]
test eax, eax
je 0x4d5d78
mov eax, dword [ebp - 0x2c]
mov dword [ebp - 0x38], eax
mov dword [ebp + eax*4 - 0x20], esi
inc eax
mov dword [ebp - 0x2c], eax
jmp 0x4d5d78
mov ecx, dword [ebp + 0xc]
or edi, 0xffffffff
xor eax, eax
mov dword [ebp - 0x24], eax
cmp dword [ebp - 0x38], edi
jne 0x4d5e10
cmp dword [ecx], edi
jne 0x4d5d96
cmp dword [ecx + 4], 0x7fffffff
je 0x4d5e10
lea eax, [ebp - 0x40]
push eax
call fcn.004347e0
mov edx, dword [ebp + 0xc]
add esp, 4
mov ecx, dword [edx]
sub ecx, dword [eax]
mov edx, dword [edx + 4]
sbb edx, dword [eax + 4]
js 0x4d5dd7
jg 0x4d5db7
test ecx, ecx
jb 0x4d5dd7
add ecx, 0xf423f
push 0
push 0xf4240
adc edx, 0
push edx
push ecx
call fcn.004bac00
mov edi, eax
mov eax, edx
mov dword [ebp - 0x24], eax
jmp 0x4d5df5
sub ecx, 0xf423f
push 0
push 0xf4240
sbb edx, 0
push edx
push ecx
call fcn.004bac00
mov edi, eax
mov dword [ebp - 0x24], edx
mov eax, edx
test eax, eax
jg 0x4d5e10
jl 0x4d5dff
test edi, edi
jae 0x4d5e10
xorps xmm0, xmm0
movlpd qword [ebp - 0x40], xmm0
mov eax, dword [ebp - 0x3c]
mov edi, dword [ebp - 0x40]
mov dword [ebp - 0x24], eax
mov ecx, dword [sym.imp.KERNEL32.dll_Sleep]
mov eax, dword [ebp - 0x2c]
test eax, eax
je 0x4d5e55
push 0
push edi
push 0
lea ecx, [ebp - 0x20]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_WaitForMultipleObjectsEx]
cmp eax, dword [ebp - 0x2c]
jae 0x4d5e5f
cmp eax, dword [ebp - 0x58]
je 0x4d5fa9
cmp eax, dword [ebp - 0x48]
je 0x4d5fc4
cmp eax, dword [ebp - 0x38]
jne 0x4d5e5f
mov dword [ebp - 4], 2
jmp 0x4d5f7c
test edi, edi
jne 0x4d5e5c
push edi
jmp 0x4d5e5d
push edi
call ecx
cmp dword [ebp - 0x38], 0xffffffff
jne 0x4d5f4d
mov eax, dword [ebp + 0xc]
cmp dword [eax], 0xffffffff
jne 0x4d5e7e
cmp dword [eax + 4], 0x7fffffff
je 0x4d5f4d
lea eax, [ebp - 0x50]
push eax
call dword [sym.imp.KERNEL32.dll_QueryPerformanceFrequency]
test eax, eax
jne 0x4d5e96
xorps xmm0, xmm0
movlpd qword [ebp - 0x34], xmm0
jmp 0x4d5f0e
cmp dword [ebp - 0x4c], 0
jg 0x4d5eae
jl 0x4d5e8c
cmp dword [ebp - 0x50], 0
ja 0x4d5eae
xorps xmm0, xmm0
movlpd qword [ebp - 0x34], xmm0
jmp 0x4d5f0e
lea eax, [ebp - 0x40]
xor edi, edi
push eax
call dword [sym.imp.KERNEL32.dll_QueryPerformanceCounter]
test eax, eax
jne 0x4d5ed4
nop
inc edi
cmp edi, 3
ja 0x4d5e8c
lea eax, [ebp - 0x40]
push eax
call dword [sym.imp.KERNEL32.dll_QueryPerformanceCounter]
test eax, eax
je 0x4d5ec0
mov edx, dword [ebp - 0x3c]
mov ecx, dword [ebp - 0x40]
call fcn.0053a420
mulsd xmm0, qword [0x56bb30]
mov edx, dword [ebp - 0x4c]
mov ecx, dword [ebp - 0x50]
movsd qword [ebp - 0x28], xmm0
call fcn.0053a420
movsd xmm1, qword [ebp - 0x28]
divsd xmm1, xmm0
movaps xmm0, xmm1
call fcn.0053a310
mov dword [ebp - 0x34], eax
mov dword [ebp - 0x30], edx
mov ecx, dword [ebp + 0xc]
mov eax, dword [ecx]
sub eax, dword [ebp - 0x34]
mov ecx, dword [ecx + 4]
sbb ecx, dword [ebp - 0x30]
js 0x4d5f43
jg 0x4d5f24
test eax, eax
jb 0x4d5f43
add eax, 0xf423f
adc ecx, 0
push 0
push 0xf4240
push ecx
push eax
call fcn.004bac00
mov edi, eax
mov eax, edx
mov dword [ebp - 0x24], eax
jmp 0x4d5f50
sub eax, 0xf423f
sbb ecx, 0
jmp 0x4d5f2c
mov eax, dword [ebp - 0x24]
cmp edi, 0xffffffff
jne 0x4d5f63
mov ecx, dword [sym.imp.KERNEL32.dll_Sleep]
test eax, eax
je 0x4d5e16
test eax, eax
jl 0x4d5f75
jg 0x4d5e10
test edi, edi
jne 0x4d5e10
mov dword [ebp - 4], 3
test esi, esi
je 0x4d5f8c
cmp esi, 0xffffffff
je 0x4d5f8c
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
xor al, al
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004ba2f5
mov esp, ebp
pop ebp
ret
mov dword [ebp - 4], 1
test esi, esi
je 0x4d5fc0
cmp esi, 0xffffffff
je 0x4d5fc0
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov al, 1
jmp 0x4d5f8e
call fcn.004d5910
lea ecx, [eax + 0x34]
call fcn.004d48e0
push eax
call dword [sym.imp.KERNEL32.dll_ResetEvent]
push 0x585030
lea eax, [ebp - 0x41]
push eax
call fcn.004d8583
int3