Function at 0x53d9c0
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 0x5d289a
mov eax, dword fs:[0]
push eax
sub esp, 0x7fc
mov eax, dword [0x5f1f44]
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.0057eed0
call fcn.0053baf0
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 0x53c5f0
call fcn.00592c1e
add esp, 4
mov eax, dword [0x60c4f0]
mov ecx, dword [0x60c4f0]
mov edx, dword [eax + 0xc]
xor edx, dword [ecx + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x5f5208
push 0x104
lea eax, [ebp - 0x224]
push eax
call fcn.00591ba4
add esp, 0x14
lea ecx, [ebp - 0x224]
push ecx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x53daaa
mov byte [ebp - 0x115], 0
movzx edx, byte [ebp - 0x115]
test edx, edx
je 0x53dc79
mov eax, dword [0x60c4f0]
mov ecx, dword [0x60c4f0]
mov edx, dword [eax + 0x3c]
xor edx, dword [ecx + 0x34]
mov eax, dword [0x60c4f0]
xor edx, dword [eax + 0x78]
and edx, 0x20
je 0x53dc79
mov ecx, dword [0x60c4f0]
mov edx, dword [0x60c4f0]
mov eax, dword [ecx + 8]
xor eax, dword [edx + 0x48]
mov ecx, dword [0x60c4f0]
xor eax, dword [ecx + 0xc]
push eax
push 0x5f5200
push 0x104
lea edx, [ebp - 0x224]
push edx
call fcn.00591ba4
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 0x53dc79
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x53dc79
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 0x53db76
cmp dword [ebp - 0x230], 0x80
jne 0x53dc6f
mov edx, dword [0x60c4f0]
mov eax, dword [0x60c4f0]
mov ecx, dword [edx + 8]
xor ecx, dword [eax + 0x48]
mov edx, dword [0x60c4f0]
xor ecx, dword [edx + 0xc]
push ecx
push 0x5f51f8
push 0x104
lea eax, [ebp - 0x224]
push eax
call fcn.00591ba4
add esp, 0x10
mov dword [ebp - 0x238], 0
jmp 0x53dbc5
mov ecx, dword [ebp - 0x238]
add ecx, 1
mov dword [ebp - 0x238], ecx
cmp dword [ebp - 0x238], 0x12c
jge 0x53dbfe
lea edx, [ebp - 0x224]
push edx
push 0x5f51ec
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x234], eax
cmp dword [ebp - 0x234], 0
je 0x53dbf4
jmp 0x53dbfe
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x53dbb6
cmp dword [ebp - 0x234], 0
je 0x53dc62
mov eax, dword [0x60c4f0]
mov ecx, dword [0x60c4f0]
mov edx, dword [eax + 8]
xor edx, dword [ecx + 0x48]
mov eax, dword [0x60c4f0]
xor edx, dword [eax + 0xc]
mov dword [ebp - 0x244], edx
mov ecx, dword [0x60c268]
push ecx
call fcn.0058dc80
add esp, 4
add eax, 1
mov dword [ebp - 0x240], eax
mov edx, dword [0x60c268]
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 0x53e260
push 1
call fcn.0053e280
add esp, 4
movzx eax, byte [ebp - 0x115]
test eax, eax
je 0x53dffc
mov ecx, dword [0x60c4f0]
mov edx, dword [0x60c4f0]
mov eax, dword [ecx + 0x3c]
xor eax, dword [edx + 0x34]
mov ecx, dword [0x60c4f0]
xor eax, dword [ecx + 0x78]
and eax, 0x40
jne 0x53dffc
push 0x200
lea edx, [ebp - 0x444]
push edx
push 0x5f51e4
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x53dffc
push 0xc8
push 0x23
lea eax, [ebp - 0x444]
push eax
call fcn.0058ec00
add esp, 0xc
mov byte [ebp - 0x37c], 0
mov dword [ebp - 0x548], 1
jmp 0x53dd0d
mov ecx, dword [ebp - 0x548]
add ecx, 1
mov dword [ebp - 0x548], ecx
cmp dword [ebp - 0x548], 0x40
jg 0x53dd4c
mov edx, dword [ebp - 0x548]
push edx
push 0x5f51dc
push 0x100
lea eax, [ebp - 0x544]
push eax
call fcn.00591ba4
add esp, 0x10
lea ecx, [ebp - 0x444]
push ecx
lea edx, [ebp - 0x544]
push edx
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x53dcfe
mov eax, dword [0x60c4f0]
mov ecx, dword [0x60c4f0]
mov edx, dword [eax + 0x3c]
xor edx, dword [ecx + 0x34]
mov eax, dword [0x60c4f0]
xor edx, dword [eax + 0x78]
and edx, 0x10
jne 0x53dffc
lea ecx, [ebp - 0x724]
push ecx
call fcn.00572850
add esp, 4
mov dword [ebp - 4], 0
lea edx, [ebp - 0x30]
push edx
call fcn.00523de0
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.0056c650
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x30]
call fcn.005281c0
cmp dword [0x60c260], 1
jne 0x53ddf9
cmp dword [ebp - 0x718], 0
jne 0x53ddf9
lea ecx, [ebp - 0x5ac]
call fcn.0056d350
movzx edx, al
test edx, edx
jne 0x53ddf9
lea ecx, [ebp - 0x5ac]
call fcn.0056cef0
mov dword [ebp - 0x718], eax
push 0
lea eax, [ebp - 0x744]
push eax
call fcn.00572120
add esp, 8
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x744]
call fcn.00528250
movzx ecx, al
test ecx, ecx
je 0x53de65
mov dword [ebp - 0x7ec], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x744]
call fcn.005281c0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x5ac]
call fcn.005245d0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x724]
call fcn.00527d40
mov eax, dword [ebp - 0x7ec]
jmp 0x53e260
lea edx, [ebp - 0xb0]
push edx
call fcn.00572a80
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.00524550
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x744]
call fcn.00528210
push eax
lea ecx, [ebp - 0x114]
call fcn.00524550
mov byte [ebp - 4], 7
lea edx, [ebp - 0x5bc]
push edx
lea eax, [ebp - 0x724]
push eax
push 0x60d050
push 0x60d050
push 0
push 0
push 0
push 0
lea ecx, [ebp - 0x94]
push ecx
lea edx, [ebp - 0x114]
push edx
call fcn.00572380
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.005245d0
mov byte [ebp - 4], 5
lea ecx, [ebp - 0x94]
call fcn.005245d0
mov byte [ebp - 4], 4
lea ecx, [ebp - 0xb0]
call fcn.00534e60
movzx eax, byte [ebp - 0x7ed]
test eax, eax
je 0x53dfa5
mov dword [0x60c3b0], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x5f51bc
push 0x100
push 0x60c3b8
call fcn.00591ba4
add esp, 0x10
mov dword [ebp - 0x7f4], 0
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x744]
call fcn.005281c0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x5ac]
call fcn.005245d0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x724]
call fcn.00527d40
mov eax, dword [ebp - 0x7f4]
jmp 0x53e260
push 0x2710
mov ecx, dword [ebp - 0x5bc]
push ecx
call dword [sym.imp.USER32.dll_WaitForInputIdle]
mov dword [ebp - 0x7f8], 1
mov byte [ebp - 4], 3
lea ecx, [ebp - 0x744]
call fcn.005281c0
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x5ac]
call fcn.005245d0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x724]
call fcn.00527d40
mov eax, dword [ebp - 0x7f8]
jmp 0x53e260
mov edx, dword [0x60c4f0]
mov eax, dword [0x60c4f0]
mov ecx, dword [edx + 0x3c]
xor ecx, dword [eax + 0x34]
mov edx, dword [0x60c4f0]
xor ecx, dword [edx + 0x78]
and ecx, 0x10
je 0x53e1b6
mov eax, dword [0x60c4f0]
mov ecx, dword [0x60c4f0]
mov edx, dword [eax + 0xc]
xor edx, dword [ecx + 0x14]
push edx
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x5f5208
push 0x104
lea eax, [ebp - 0x224]
push eax
call fcn.00591ba4
add esp, 0x14
lea ecx, [ebp - 0x224]
push ecx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x53e1b4
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x745], 0
push 0x5f48f8
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x74c], eax
cmp dword [ebp - 0x74c], 0
je 0x53e0cf
push 0x5f51a8
mov edx, dword [ebp - 0x74c]
push edx
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [ebp - 0x7e8], eax
cmp dword [ebp - 0x7e8], 0
je 0x53e0cf
call dword [ebp - 0x7e8]
test eax, eax
je 0x53e0cf
mov byte [ebp - 0x745], 1
mov dword [ebp - 0x7e4], 0x94
lea eax, [ebp - 0x7e4]
push eax
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x7d4], 2
jne 0x53e101
mov eax, dword fs:[0x30]
movzx eax, byte [eax + 2]
or al, al
jne 0x53e10d
jmp 0x53e114
mov eax, dword fs:[0x20]
or eax, eax
jne 0x53e10d
jmp 0x53e114
mov byte [0x60c294], 1
movzx ecx, byte [ebp - 0x745]
test ecx, ecx
je 0x53e152
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x5f51a0
push 0x104
lea edx, [ebp - 0x224]
push edx
call fcn.00591ba4
add esp, 0x10
lea eax, [ebp - 0x224]
push eax
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x53e1b4
cmp dword [0x60c260], 0
sete cl
movzx edx, cl
push edx
call fcn.00527150
add esp, 4
movzx eax, al
test eax, eax
jne 0x53e1a0
mov dword [0x60c3b0], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push 0x5f5190
push 0x100
push 0x60c3b8
call fcn.00591ba4
add esp, 0x10
xor eax, eax
jmp 0x53e260
push 0
call fcn.0053e280
add esp, 4
mov eax, 1
jmp 0x53e260
jmp 0x53e1e8
push 0
push 0x5f4904
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
mov ecx, dword [0x60c4f0]
mov edx, dword [0x60c4f0]
mov eax, dword [ecx + 0x60]
xor eax, dword [edx + 0x34]
mov ecx, dword [0x60c4f0]
xor eax, dword [ecx + 0x78]
and eax, 2
je 0x53e1e8
call fcn.00562b40
call fcn.0053c620
mov dword [ebp - 0x228], eax
push 0
call fcn.0053e280
add esp, 4
push 0
call fcn.00592c1e
add esp, 4
cmp dword [ebp - 0x228], 1
jne 0x53e224
push 0x60c260
call dword [0x60c290]
add esp, 4
mov dword [ebp - 0x228], eax
push 0x53c5f0
call fcn.00592c1e
add esp, 4
cmp dword [0x60c28c], 0
je 0x53e240
call dword [0x60c28c]
cmp dword [0x60c3a8], 0
je 0x53e25a
push 0
push 0
mov edx, dword [0x60c3a4]
push edx
call dword [0x60c3a8]
mov eax, dword [ebp - 0x228]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.0058dc6e
mov esp, ebp
pop ebp
ret