Function at 0x4c9897
Capabilities:
Accept command line arguments
Check for trap flag exception
Check mutex on windows
Create process on windows
Query environment variable
Set environment variable

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4e8210
push 0x4cfb00
mov eax, dword fs:[0]
push eax
mov dword fs:[0], esp
add esp, 0xfffff8c8
push ebx
push esi
push edi
mov dword [ebp - 0x18], esp
mov byte [ebp - 0x20], 1
push 0x4c8beb
call fcn.004cf9db
add esp, 4
mov eax, dword [0x4e52b0]
xor eax, dword [0x4e5298]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e54c0
lea ecx, [ebp - 0x124]
push ecx
call fcn.004cf901
add esp, 0x10
lea edx, [ebp - 0x124]
push edx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
je 0x4c9914
mov byte [ebp - 0x20], 0
mov eax, dword [ebp - 0x20]
and eax, 0xff
test eax, eax
je 0x4c9abb
mov ecx, dword [0x4e5260]
xor ecx, dword [0x4e5290]
xor ecx, dword [0x4e5280]
and ecx, 0x20
test ecx, ecx
je 0x4c9abb
mov edx, dword [0x4e5248]
xor edx, dword [0x4e5288]
xor edx, dword [0x4e52b0]
push edx
push str.RN_08X
lea eax, [ebp - 0x124]
push eax
call fcn.004cf901
add esp, 0xc
lea ecx, [ebp - 0x124]
push ecx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
mov dword [ebp - 0x128], eax
cmp dword [ebp - 0x128], 0
je 0x4c9abb
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, 0xb7
jne 0x4c9abb
push 0x7530
mov edx, dword [ebp - 0x128]
push edx
call dword [sym.imp.KERNEL32.dll_WaitForSingleObject]
mov dword [ebp - 0x12c], eax
cmp dword [ebp - 0x12c], 0
je 0x4c99ce
cmp dword [ebp - 0x12c], 0x80
jne 0x4c9ab1
mov eax, dword [0x4e5248]
xor eax, dword [0x4e5288]
xor eax, dword [0x4e52b0]
push eax
push 0x4e54d4
lea ecx, [ebp - 0x124]
push ecx
call fcn.004cf901
add esp, 0xc
mov dword [ebp - 0x134], 0
jmp 0x4c9a0f
mov edx, dword [ebp - 0x134]
add edx, 1
mov dword [ebp - 0x134], edx
cmp dword [ebp - 0x134], 0x12c
jge 0x4c9a48
lea eax, [ebp - 0x124]
push eax
push str.MainClass
call dword [sym.imp.USER32.dll_FindWindowA]
mov dword [ebp - 0x130], eax
cmp dword [ebp - 0x130], 0
je 0x4c9a3e
jmp 0x4c9a48
push 0x64
call dword [sym.imp.KERNEL32.dll_Sleep]
jmp 0x4c9a00
cmp dword [ebp - 0x130], 0
je 0x4c9aa4
mov ecx, dword [0x4e5248]
xor ecx, dword [0x4e5288]
xor ecx, dword [0x4e52b0]
mov dword [ebp - 0x140], ecx
mov edx, dword [0x4e8710]
push edx
call fcn.004cf960
add esp, 4
add eax, 1
mov dword [ebp - 0x13c], eax
mov eax, dword [0x4e8710]
mov dword [ebp - 0x138], eax
lea ecx, [ebp - 0x140]
push ecx
push 0
push 0x4a
mov edx, dword [ebp - 0x130]
push edx
call dword [sym.imp.USER32.dll_SendMessageA]
mov eax, dword [ebp - 0x128]
push eax
call dword [sym.imp.KERNEL32.dll_ReleaseMutex]
mov eax, 1
jmp 0x4c9ef2
push 1
call fcn.004c9f03
add esp, 4
mov ecx, dword [ebp - 0x20]
and ecx, 0xff
test ecx, ecx
je 0x4c9ca4
mov edx, dword [0x4e5260]
xor edx, dword [0x4e5290]
xor edx, dword [0x4e5280]
and edx, 0x40
test edx, edx
jne 0x4c9ca4
push 0x200
lea eax, [ebp - 0x340]
push eax
push str._PAD64
call dword [sym.imp.KERNEL32.dll_GetEnvironmentVariableA]
test eax, eax
jne 0x4c9ca4
push 0xc8
push 0x23
lea ecx, [ebp - 0x340]
push ecx
call fcn.004cf770
add esp, 0xc
mov byte [ebp - 0x278], 0
mov dword [ebp - 0x444], 1
jmp 0x4c9b4a
mov edx, dword [ebp - 0x444]
add edx, 1
mov dword [ebp - 0x444], edx
cmp dword [ebp - 0x444], 0x40
jg 0x4c9b84
mov eax, dword [ebp - 0x444]
push eax
push str._PAD_d
lea ecx, [ebp - 0x440]
push ecx
call fcn.004cf901
add esp, 0xc
lea edx, [ebp - 0x340]
push edx
lea eax, [ebp - 0x440]
push eax
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableA]
jmp 0x4c9b3b
mov ecx, dword [0x4e5260]
xor ecx, dword [0x4e5290]
xor ecx, dword [0x4e5280]
and ecx, 0x10
test ecx, ecx
jne 0x4c9ca4
lea edx, [ebp - 0x59c]
push edx
call dword [sym.imp.KERNEL32.dll_GetStartupInfoA]
mov al, byte [0x4e8a48]
mov byte [ebp - 0x6a0], al
mov ecx, 0x40
xor eax, eax
lea edi, [ebp - 0x69f]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov cl, byte [0x4e8a4c]
mov byte [ebp - 0x558], cl
mov ecx, 0x40
xor eax, eax
lea edi, [ebp - 0x557]
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
cmp dword [0x4e8708], 1
jne 0x4c9c1f
cmp dword [ebp - 0x590], 0
jne 0x4c9c1f
lea edx, [ebp - 0x6a0]
push edx
call fcn.004cb432
add esp, 4
and eax, 0xff
test eax, eax
je 0x4c9c1f
lea eax, [ebp - 0x6a0]
mov dword [ebp - 0x590], eax
push 0x104
lea ecx, [ebp - 0x558]
push ecx
push 0
call dword [sym.imp.KERNEL32.dll_GetModuleFileNameA]
test eax, eax
jne 0x4c9c3e
xor eax, eax
jmp 0x4c9ef2
lea edx, [ebp - 0x454]
push edx
lea eax, [ebp - 0x59c]
push eax
push 0
push 0
push 0
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetCommandLineA]
push eax
lea ecx, [ebp - 0x558]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateProcessA]
test eax, eax
jne 0x4c9c9a
mov dword [0x4e893c], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push str._Location_XEB__error_code__d_
push 0x4e8940
call fcn.004cf901
add esp, 0xc
xor eax, eax
jmp 0x4c9ef2
mov eax, 1
jmp 0x4c9ef2
mov edx, dword [0x4e5260]
xor edx, dword [0x4e5290]
xor edx, dword [0x4e5280]
and edx, 0x10
test edx, edx
je 0x4c9e86
mov eax, dword [0x4e52b0]
xor eax, dword [0x4e5298]
push eax
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e5518
lea ecx, [ebp - 0x124]
push ecx
call fcn.004cf901
add esp, 0x10
lea edx, [ebp - 0x124]
push edx
push 0
push 0x1f0001
call dword [sym.imp.KERNEL32.dll_OpenMutexA]
test eax, eax
jne 0x4c9e86
push 1
call dword [sym.imp.KERNEL32.dll_GetCurrentThread]
push eax
call dword [sym.imp.KERNEL32.dll_SetThreadPriority]
mov byte [ebp - 0x6a4], 0
push 0x4e5524
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov dword [ebp - 0x6a8], eax
cmp dword [ebp - 0x6a8], 0
je 0x4c9d66
push 0x4e5530
mov eax, dword [ebp - 0x6a8]
push eax
call dword [sym.imp.KERNEL32.dll_GetProcAddress]
mov dword [ebp - 0x740], eax
cmp dword [ebp - 0x740], 0
je 0x4c9d66
call dword [ebp - 0x740]
test eax, eax
je 0x4c9d66
mov byte [ebp - 0x6a4], 1
mov dword [ebp - 0x73c], 0x94
lea ecx, [ebp - 0x73c]
push ecx
call dword [sym.imp.KERNEL32.dll_GetVersionExA]
cmp dword [ebp - 0x72c], 2
je 0x4c9df3
mov byte [ebp - 0x744], 0
mov dword [ebp - 4], 0
pushf
pop eax
or eax, 0x100
push eax
popf
nop
mov dword [ebp - 4], 0xffffffff
jmp 0x4c9ddc
mov edx, dword [ebp - 0x744]
and edx, 0xff
test edx, edx
jne 0x4c9df3
mov byte [0x4e8aa4], 1
mov eax, dword [ebp - 0x6a4]
and eax, 0xff
test eax, eax
je 0x4c9e30
call dword [sym.imp.KERNEL32.dll_GetCurrentProcessId]
push eax
push 0x4e5544
lea ecx, [ebp - 0x124]
push ecx
call fcn.004cf901
add esp, 0xc
lea edx, [ebp - 0x124]
push edx
push 0
push 0
call dword [sym.imp.KERNEL32.dll_CreateMutexA]
jmp 0x4c9e86
xor eax, eax
cmp dword [0x4e8708], 0
sete al
push eax
call fcn.004cb6ed
add esp, 4
and eax, 0xff
test eax, eax
jne 0x4c9e75
mov dword [0x4e893c], 6
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
push str._Error_code__d_
push 0x4e8940
call fcn.004cf901
add esp, 0xc
xor eax, eax
jmp 0x4c9ef2
push 0
call fcn.004c9f03
add esp, 4
mov eax, 1
jmp 0x4c9ef2
call fcn.004c8c1a
mov dword [ebp - 0x1c], eax
push 0
call fcn.004c9f03
add esp, 4
push 0
call fcn.004cf9db
add esp, 4
cmp dword [ebp - 0x1c], 1
jne 0x4c9eb9
push 0x4e8708
call dword [0x4e8730]
add esp, 4
mov dword [ebp - 0x1c], eax
push 0x4c8beb
call fcn.004cf9db
add esp, 4
cmp dword [0x4e872c], 0
je 0x4c9ed5
call dword [0x4e872c]
cmp dword [0x4e8938], 0
je 0x4c9eef
push 0
push 0
mov ecx, dword [0x4e8934]
push ecx
call dword [0x4e8938]
mov eax, dword [ebp - 0x1c]
mov ecx, dword [ebp - 0x10]
mov dword fs:[0], ecx
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret