Function at 0x4c09f0
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 0x55463a
mov eax, dword fs:[0]
push eax
sub esp, 0x7fc
mov eax, dword [0x574f24]
xor eax, ebp
mov dword [ebp - 0x10], eax
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov byte [ebp - 0x115], 1
call fcn.00500c70
call fcn.004beb10
mov eax, dword [sym.imp.KERNEL32.dll_CreateThread]
mov dword [ebp - 0x11c], eax
mov ecx, dword [ebp - 0x11c]
add ecx, 1
mov dword [ebp - 0x11c], ecx
mov edx, dword [sym.imp.USER32.dll_LoadStringA]
mov dword [ebp - 0x11c], edx
mov eax, dword [ebp - 0x11c]
add eax, 1
mov dword [ebp - 0x11c], eax
mov ecx, dword [sym.imp.USER32.dll_LoadStringW]
mov dword [ebp - 0x11c], ecx
mov edx, dword [ebp - 0x11c]
add edx, 1
mov dword [ebp - 0x11c], edx
push 0x4bf610
call fcn.005149be
add esp, 4
mov eax, dword [0x58f3d0]
mov ecx, dword [0x58f3d0]
mov edx, dword [eax + 0x78]
xor edx, dword [ecx + 0x88]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x5781c8
push 0x104
lea eax, [ebp - 0x224]
push eax
call fcn.00513944
add esp, 0x14
lea ecx, [ebp - 0x224]
push ecx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x4c0add
mov byte [ebp - 0x115], 0
movzx edx, byte [ebp - 0x115]
test edx, edx
je 0x4c0cac
mov eax, dword [0x58f3d0]
mov ecx, dword [0x58f3d0]
mov edx, dword [eax + 0xc]
xor edx, dword [ecx + 0x18]
mov eax, dword [0x58f3d0]
xor edx, dword [eax + 0x3c]
and edx, 0x20
je 0x4c0cac
mov ecx, dword [0x58f3d0]
mov edx, dword [0x58f3d0]
mov eax, dword [ecx + 0x28]
xor eax, dword [edx + 0x64]
mov ecx, dword [0x58f3d0]
xor eax, dword [ecx + 0x78]
push eax
push 0x5781c0
push 0x104
lea edx, [ebp - 0x224]
push edx
call fcn.00513944
add esp, 0x10
lea eax, [ebp - 0x224]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [ebp - 0x22c], eax
cmp dword [ebp - 0x22c], 0
je 0x4c0cac
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x4c0cac
push 0x7530
mov ecx, dword [ebp - 0x22c]
push ecx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov dword [ebp - 0x230], eax
cmp dword [ebp - 0x230], 0
je 0x4c0ba9
cmp dword [ebp - 0x230], 0x80
jne 0x4c0ca2
mov edx, dword [0x58f3d0]
mov eax, dword [0x58f3d0]
mov ecx, dword [edx + 0x28]
xor ecx, dword [eax + 0x64]
mov edx, dword [0x58f3d0]
xor ecx, dword [edx + 0x78]
push ecx
push 0x5781b8
push 0x104
lea eax, [ebp - 0x224]
push eax
call fcn.00513944
add esp, 0x10
mov dword [ebp - 0x238], 0
jmp 0x4c0bf8
mov ecx, dword [ebp - 0x238]
add ecx, 1
mov dword [ebp - 0x238], ecx
cmp dword [ebp - 0x238], 0x12c
jge 0x4c0c31
lea edx, [ebp - 0x224]
push edx
push 0x5781ac
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x234], eax
cmp dword [ebp - 0x234], 0
je 0x4c0c27
jmp 0x4c0c31
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x4c0be9
cmp dword [ebp - 0x234], 0
je 0x4c0c95
mov eax, dword [0x58f3d0]
mov ecx, dword [0x58f3d0]
mov edx, dword [eax + 0x28]
xor edx, dword [ecx + 0x64]
mov eax, dword [0x58f3d0]
xor edx, dword [eax + 0x78]
mov dword [ebp - 0x244], edx
mov ecx, dword [0x58f148]
push ecx
call fcn.0050fa20
add esp, 4
add eax, 1
mov dword [ebp - 0x240], eax
mov edx, dword [0x58f148]
mov dword [ebp - 0x23c], edx
lea eax, [ebp - 0x244]
push eax
push 0
push 0x4a
mov ecx, dword [ebp - 0x234]
push ecx
call dword [sym.imp.USER32.dll_SendMessageA]
mov edx, dword [ebp - 0x22c]
push edx
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov eax, 1
jmp 0x4c1299
push 1
call fcn.004c12c0
add esp, 4
movzx eax, byte [ebp - 0x115]
test eax, eax
je 0x4c102f
mov ecx, dword [0x58f3d0]
mov edx, dword [0x58f3d0]
mov eax, dword [ecx + 0xc]
xor eax, dword [edx + 0x18]
mov ecx, dword [0x58f3d0]
xor eax, dword [ecx + 0x3c]
and eax, 0x40
jne 0x4c102f
push 0x200
lea edx, [ebp - 0x444]
push edx
push 0x5781a4
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x4c102f
push 0xc8
push 0x23
lea eax, [ebp - 0x444]
push eax
call fcn.005109a0
add esp, 0xc
mov byte [ebp - 0x37c], 0
mov dword [ebp - 0x548], 1
jmp 0x4c0d40
mov ecx, dword [ebp - 0x548]
add ecx, 1
mov dword [ebp - 0x548], ecx
cmp dword [ebp - 0x548], 0x40
jg 0x4c0d7f
mov edx, dword [ebp - 0x548]
push edx
push 0x57819c
push 0x100
lea eax, [ebp - 0x544]
push eax
call fcn.00513944
add esp, 0x10
lea ecx, [ebp - 0x444]
push ecx
lea edx, [ebp - 0x544]
push edx
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x4c0d31
mov eax, dword [0x58f3d0]
mov ecx, dword [0x58f3d0]
mov edx, dword [eax + 0xc]
xor edx, dword [ecx + 0x18]
mov eax, dword [0x58f3d0]
xor edx, dword [eax + 0x3c]
and edx, 0x10
jne 0x4c102f
lea ecx, [ebp - 0x724]
push ecx
call fcn.004f45f0
add esp, 4
mov dword [ebp - 4], 0
lea edx, [ebp - 0x30]
push edx
call fcn.004a6de0
add esp, 4
mov dword [ebp - 0x7fc], eax
mov eax, dword [ebp - 0x7fc]
mov dword [ebp - 0x800], eax
mov byte [ebp - 4], 1
mov ecx, dword [ebp - 0x800]
push ecx
lea ecx, [ebp - 0x5ac]
call fcn.004ee3f0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x30]
call fcn.004ab1e0
cmp dword [0x58f140], 1
jne 0x4c0e2c
cmp dword [ebp - 0x718], 0
jne 0x4c0e2c
lea ecx, [ebp - 0x5ac]
call fcn.004ef0f0
movzx edx, al
test edx, edx
jne 0x4c0e2c
lea ecx, [ebp - 0x5ac]
call fcn.004eec90
mov dword [ebp - 0x718], eax
push 0
lea eax, [ebp - 0x744]
push eax
call fcn.004f3ec0
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x744]
call fcn.004ab270
movzx ecx, al
test ecx, ecx
je 0x4c0e98
mov dword [ebp - 0x7ec], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x744]
call fcn.004ab1e0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x5ac]
call fcn.004a75d0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x724]
call fcn.004aad60
mov eax, dword [ebp - 0x7ec]
jmp 0x4c1299
lea edx, [ebp - 0xb0]
push edx
call fcn.004f4820
add esp, 4
mov dword [ebp - 0x804], eax
mov eax, dword [ebp - 0x804]
mov dword [ebp - 0x808], eax
mov byte [ebp - 4], 5
mov ecx, dword [ebp - 0x808]
push ecx
lea ecx, [ebp - 0x94]
call fcn.004a7550
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x744]
call fcn.004ab230
push eax
lea ecx, [ebp - 0x114]
call fcn.004a7550
mov byte [ebp - 4], 7
lea edx, [ebp - 0x5bc]
push edx
lea eax, [ebp - 0x724]
push eax
push 0x58ff30
push 0x58ff30
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x94]
push ecx
lea edx, [ebp - 0x114]
push edx
call fcn.004f4120
add esp, 0x28
neg eax
sbb eax, eax
add eax, 1
mov byte [ebp - 0x7ed], al
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x114]
call fcn.004a75d0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x94]
call fcn.004a75d0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0xb0]
call fcn.004b7e80
movzx eax, byte [ebp - 0x7ed]
test eax, eax
je 0x4c0fd8
mov dword [0x58f290], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x57817c
push 0x100
push 0x58f298
call fcn.00513944
add esp, 0x10
mov dword [ebp - 0x7f4], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x744]
call fcn.004ab1e0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x5ac]
call fcn.004a75d0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x724]
call fcn.004aad60
mov eax, dword [ebp - 0x7f4]
invalid