Function at 0x43dc00
Capabilities:
Check for peb beingdebugged flag
Check mutex on windows
Get number of processors
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4ba0fd
mov eax, dword fs:[0]
push eax
sub esp, 0x7f8
mov eax, dword [0x4e18b0]
xor eax, ebp
mov dword [ebp - 0x18], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov byte [ebp - 0xd], 1
call fcn.00481900
mov eax, dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [ebp - 0x14], eax
mov ecx, dword [ebp - 0x14]
add ecx, 1
mov dword [ebp - 0x14], ecx
mov edx, dword [sym.imp.USER32.dll_LoadStringA]
mov dword [ebp - 0x14], edx
mov eax, dword [ebp - 0x14]
add eax, 1
mov dword [ebp - 0x14], eax
mov ecx, dword [sym.imp.USER32.dll_LoadStringW]
mov dword [ebp - 0x14], ecx
mov edx, dword [ebp - 0x14]
add edx, 1
mov dword [ebp - 0x14], edx
push 0x43c800
call fcn.00490dee
add esp, 4
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x48]
xor edx, dword [ecx + 0x30]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e3f4c
push 0x104
lea eax, [ebp - 0x124]
push eax
call fcn.00490858
add esp, 0x14
lea ecx, [ebp - 0x124]
push ecx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x43dcc4
mov byte [ebp - 0xd], 0
movzx edx, byte [ebp - 0xd]
test edx, edx
je 0x43de93
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x10]
xor edx, dword [ecx + 0x84]
mov eax, dword [0x4f7b64]
xor edx, dword [eax + 0x18]
and edx, 0x20
je 0x43de93
mov ecx, dword [0x4f7b64]
mov edx, dword [0x4f7b64]
mov eax, dword [ecx + 0x40]
xor eax, dword [edx + 0x28]
mov ecx, dword [0x4f7b64]
xor eax, dword [ecx + 0x48]
push eax
push 0x4e3f44
push 0x104
lea edx, [ebp - 0x124]
push edx
call fcn.00490858
add esp, 0x10
lea eax, [ebp - 0x124]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [ebp - 0x12c], eax
cmp dword [ebp - 0x12c], 0
je 0x43de93
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x43de93
push 0x7530
mov ecx, dword [ebp - 0x12c]
push ecx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov dword [ebp - 0x130], eax
cmp dword [ebp - 0x130], 0
je 0x43dd90
cmp dword [ebp - 0x130], 0x80
jne 0x43de89
mov edx, dword [0x4f7b64]
mov eax, dword [0x4f7b64]
mov ecx, dword [edx + 0x40]
xor ecx, dword [eax + 0x28]
mov edx, dword [0x4f7b64]
xor ecx, dword [edx + 0x48]
push ecx
push 0x4e3f3c
push 0x104
lea eax, [ebp - 0x124]
push eax
call fcn.00490858
add esp, 0x10
mov dword [ebp - 0x138], 0
jmp 0x43dddf
mov ecx, dword [ebp - 0x138]
add ecx, 1
mov dword [ebp - 0x138], ecx
cmp dword [ebp - 0x138], 0x12c
jge 0x43de18
lea edx, [ebp - 0x124]
push edx
push 0x4e3f30
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x134], eax
cmp dword [ebp - 0x134], 0
je 0x43de0e
jmp 0x43de18
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x43ddd0
cmp dword [ebp - 0x134], 0
je 0x43de7c
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x40]
xor edx, dword [ecx + 0x28]
mov eax, dword [0x4f7b64]
xor edx, dword [eax + 0x48]
mov dword [ebp - 0x144], edx
mov ecx, dword [0x4f7908]
push ecx
call fcn.0048bd00
add esp, 4
add eax, 1
mov dword [ebp - 0x140], eax
mov edx, dword [0x4f7908]
mov dword [ebp - 0x13c], edx
lea eax, [ebp - 0x144]
push eax
push 0
push 0x4a
mov ecx, dword [ebp - 0x134]
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edx, dword [ebp - 0x12c]
push edx
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov eax, 1
jmp 0x43e484
push 1
call fcn.0043e4a0
add esp, 4
movzx eax, byte [ebp - 0xd]
test eax, eax
je 0x43e21f
mov ecx, dword [0x4f7b64]
mov edx, dword [0x4f7b64]
mov eax, dword [ecx + 0x10]
xor eax, dword [edx + 0x84]
mov ecx, dword [0x4f7b64]
xor eax, dword [ecx + 0x18]
and eax, 0x40
jne 0x43e21f
push 0x200
lea edx, [ebp - 0x344]
push edx
push 0x4e3f28
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x43e21f
push 0xc8
push 0x23
lea eax, [ebp - 0x344]
push eax
call fcn.0048cf30
add esp, 0xc
mov byte [ebp - 0x27c], 0
mov dword [ebp - 0x448], 1
jmp 0x43df27
mov ecx, dword [ebp - 0x448]
add ecx, 1
mov dword [ebp - 0x448], ecx
cmp dword [ebp - 0x448], 0x40
jg 0x43df66
mov edx, dword [ebp - 0x448]
push edx
push 0x4e3f20
push 0x100
lea eax, [ebp - 0x444]
push eax
call fcn.00490858
add esp, 0x10
lea ecx, [ebp - 0x344]
push ecx
lea edx, [ebp - 0x444]
push edx
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x43df18
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x10]
xor edx, dword [ecx + 0x84]
mov eax, dword [0x4f7b64]
xor edx, dword [eax + 0x18]
and edx, 0x10
jne 0x43e21f
lea ecx, [ebp - 0x624]
push ecx
call fcn.00467a90
add esp, 4
mov dword [ebp - 4], 0
lea edx, [ebp - 0x708]
push edx
call fcn.004272e0
add esp, 4
mov dword [ebp - 0x7f8], eax
mov eax, dword [ebp - 0x7f8]
mov dword [ebp - 0x7fc], eax
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x7fc]
push ecx
lea ecx, [ebp - 0x4ac]
call fcn.00461b10
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x708]
call fcn.0041f870
cmp dword [0x4f7900], 1
jne 0x43e01c
cmp dword [ebp - 0x618], 0
jne 0x43e01c
lea ecx, [ebp - 0x4ac]
call fcn.004627d0
movzx edx, al
test edx, edx
jne 0x43e01c
lea ecx, [ebp - 0x4ac]
call fcn.00462370
mov dword [ebp - 0x618], eax
push 0
lea eax, [ebp - 0x644]
push eax
call fcn.00467370
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x644]
call fcn.0042b790
movzx ecx, al
test ecx, ecx
je 0x43e088
mov dword [ebp - 0x70c], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0041f870
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0041f6c0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042b290
mov eax, dword [ebp - 0x70c]
jmp 0x43e484
lea edx, [ebp - 0x78c]
push edx
call fcn.00467cb0
add esp, 4
mov dword [ebp - 0x800], eax
mov eax, dword [ebp - 0x800]
mov dword [ebp - 0x804], eax
mov byte [ebp - 4], 5
mov ecx, dword [ebp - 0x804]
push ecx
lea ecx, [ebp - 0x770]
call fcn.00427a40
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x644]
call fcn.0042b750
push eax
lea ecx, [ebp - 0x7ec]
call fcn.00427a40
mov byte [ebp - 4], 7
lea edx, [ebp - 0x4bc]
push edx
lea eax, [ebp - 0x624]
push eax
push 0x4f86c0
push 0x4f86c0
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x770]
push ecx
lea edx, [ebp - 0x7ec]
push edx
call fcn.00467590
add esp, 0x28
neg eax
sbb eax, eax
add eax, 1
mov byte [ebp - 0x70d], al
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x7ec]
call fcn.0041f6c0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x770]
call fcn.0041f6c0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x78c]
call fcn.004379f0
movzx eax, byte [ebp - 0x70d]
test eax, eax
je 0x43e1c8
mov dword [0x4f7a40], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4e3f00
push 0x100
push 0x4f7a48
call fcn.00490858
add esp, 0x10
mov dword [ebp - 0x7f0], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0041f870
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0041f6c0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042b290
mov eax, dword [ebp - 0x7f0]
jmp 0x43e484
push 0x2710
mov ecx, dword [ebp - 0x4bc]
push ecx
call dword [sym.imp.USER32.dll_WaitForInputIdle]
mov dword [ebp - 0x7f4], 1
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x644]
call fcn.0041f870
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x4ac]
call fcn.0041f6c0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x624]
call fcn.0042b290
mov eax, dword [ebp - 0x7f4]
jmp 0x43e484
mov edx, dword [0x4f7b64]
mov eax, dword [0x4f7b64]
mov ecx, dword [edx + 0x10]
xor ecx, dword [eax + 0x84]
mov edx, dword [0x4f7b64]
xor ecx, dword [edx + 0x18]
and ecx, 0x10
je 0x43e3d9
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x48]
xor edx, dword [ecx + 0x30]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e3f4c
push 0x104
lea eax, [ebp - 0x124]
push eax
call fcn.00490858
add esp, 0x14
lea ecx, [ebp - 0x124]
push ecx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x43e3d7
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x645], 0
push 0x4e3914
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x64c], eax
cmp dword [ebp - 0x64c], 0
je 0x43e2f5
push 0x4e3eec
mov edx, dword [ebp - 0x64c]
push edx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [ebp - 0x6e8], eax
cmp dword [ebp - 0x6e8], 0
je 0x43e2f5
call dword [ebp - 0x6e8]
test eax, eax
je 0x43e2f5
mov byte [ebp - 0x645], 1
mov dword [ebp - 0x6e4], 0x94
lea eax, [ebp - 0x6e4]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x6d4], 2
jne 0x43e327
mov eax, dword fs:[0x30]
movzx eax, byte [eax + 2]
or al, al
jne 0x43e333
jmp 0x43e33a
mov eax, dword fs:[0x20]
or eax, eax
jne 0x43e333
jmp 0x43e33a
mov byte [0x4f792c], 1
movzx ecx, byte [ebp - 0x645]
test ecx, ecx
je 0x43e378
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e3ee4
push 0x104
lea edx, [ebp - 0x124]
push edx
call fcn.00490858
add esp, 0x10
lea eax, [ebp - 0x124]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x43e3d7
cmp dword [0x4f7900], 0
sete cl
push ecx
call fcn.0042a700
add esp, 4
movzx edx, al
test edx, edx
jne 0x43e3c3
mov dword [0x4f7a40], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x4e3ed4
push 0x100
push 0x4f7a48
call fcn.00490858
add esp, 0x10
xor eax, eax
jmp 0x43e484
push 0
call fcn.0043e4a0
add esp, 4
mov eax, 1
jmp 0x43e484
jmp 0x43e40c
push 0
push 0x4e3920
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
mov eax, dword [0x4f7b64]
mov ecx, dword [0x4f7b64]
mov edx, dword [eax + 0x2c]
xor edx, dword [ecx + 0x84]
mov eax, dword [0x4f7b64]
xor edx, dword [eax + 0x18]
and edx, 2
je 0x43e40c
call fcn.0045fb70
call fcn.0043c830
mov dword [ebp - 0x128], eax
push 0
call fcn.0043e4a0
add esp, 4
push 0
call fcn.00490dee
add esp, 4
cmp dword [ebp - 0x128], 1
jne 0x43e448
push 0x4f7900
call dword [0x4f7928]
add esp, 4
mov dword [ebp - 0x128], eax
push 0x43c800
call fcn.00490dee
add esp, 4
cmp dword [0x4f7924], 0
je 0x43e464
call dword [0x4f7924]
cmp dword [0x4f7a38], 0
je 0x43e47e
push 0
push 0
mov ecx, dword [0x4f7a34]
push ecx
call dword [0x4f7a38]
mov eax, dword [ebp - 0x128]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x18]
xor ecx, ebp
call fcn.0048c332
mov esp, ebp
pop ebp
ret