Function at 0x418020
Capabilities:
Write file on windows

Disassembly:
sub esp, 0x65c
mov eax, dword [0x468850]
xor eax, esp
mov dword [esp + 0x654], eax
push ebx
push ebp
mov ebp, dword [esp + 0x66c]
push esi
mov ebx, ecx
or esi, 0xffffffff
push edi
cmp dword [ebx + 4], esi
je 0x418050
mov edi, dword [ebx]
call fcn.00417740
mov edi, dword [esp + 0x670]
mov dword [ebx + 4], esi
mov esi, dword [ebx]
cmp edi, dword [esi + 4]
jl 0x41806b
mov eax, 0x10000
jmp 0x41832a
cmp edi, dword [esi + 0x10]
jge 0x418075
call fcn.00417020
mov eax, dword [ebx]
cmp dword [eax + 0x10], edi
jge 0x4180cd
lea esp, [esp]
mov esi, dword [ebx]
test esi, esi
je 0x4180c6
cmp dword [esi + 0x18], 0
je 0x4180c6
mov eax, dword [esi + 0x10]
inc eax
cmp eax, dword [esi + 4]
je 0x4180c6
mov ecx, dword [esi + 0x50]
add ecx, dword [esi + 0x4c]
mov edx, dword [esi + 0x48]
push 0
lea ecx, [ecx + edx + 0x2e]
add dword [esi + 0x14], ecx
mov dword [esi + 0x10], eax
push 0
lea edx, [esi + 0x78]
push edx
lea eax, [esi + 0x28]
push eax
mov eax, esi
call fcn.00416bd0
add esp, 0x10
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x18], eax
mov ecx, dword [ebx]
cmp dword [ecx + 0x10], edi
jl 0x418080
lea edx, [esp + 0x20]
push edx
push edi
mov ecx, ebx
call fcn.00417960
test byte [esp + 0x22c], 0x10
movzx eax, word [ebp]
je 0x418129
cmp ax, 0x2f
je 0x418100
cmp ax, 0x5c
je 0x418100
test ax, ax
je 0x418112
cmp word [ebp + 2], 0x3a
jne 0x418112
push ebp
push 0
call fcn.00417ee0
add esp, 8
xor eax, eax
jmp 0x41832a
push ebp
add ebx, 0x244
push ebx
call fcn.00417ee0
add esp, 8
xor eax, eax
jmp 0x41832a
mov edi, ebp
mov ecx, ebp
test ax, ax
je 0x418150
movzx eax, ax
cmp ax, 0x2f
je 0x418141
cmp ax, 0x5c
jne 0x418144
lea edi, [ecx + 2]
movzx eax, word [ecx + 2]
add ecx, 2
test ax, ax
jne 0x418135
lea edx, [esp + 0x250]
mov eax, ebp
sub edx, ebp
jmp 0x418160
movzx ecx, word [eax]
mov word [edx + eax], cx
add eax, 2
test cx, cx
jne 0x418160
cmp edi, ebp
jne 0x4181e8
xor eax, eax
mov word [esp + 0x250], ax
push edi
lea eax, [esp + 0x254]
push eax
lea esi, [ebx + 0x244]
push esi
lea ecx, [esp + 0x464]
push str._s_s_s
push ecx
call dword [sym.imp.USER32.dll_wsprintfW]
add esp, 0x14
lea edx, [esp + 0x250]
push edx
push esi
call fcn.00417ee0
add esp, 8
mov eax, dword [esp + 0x22c]
push 0
push eax
push 2
push 0
push 0
push 0x40000000
lea ecx, [esp + 0x470]
push ecx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
jne 0x418257
mov eax, 0x200
jmp 0x41832a
mov ecx, edi
sub ecx, ebp
sar ecx, 1
xor edx, edx
mov word [esp + ecx*2 + 0x250], dx
mov ax, word [esp + 0x250]
cmp ax, 0x2f
je 0x418224
cmp ax, 0x5c
je 0x418224
test ax, ax
je 0x41817d
cmp word [esp + 0x252], 0x3a
jne 0x41817d
push edi
lea eax, [esp + 0x254]
push eax
lea ecx, [esp + 0x460]
push 0x459de8
push ecx
call dword [sym.imp.USER32.dll_wsprintfW]
lea edx, [esp + 0x260]
push edx
push 0
call fcn.00417ee0
add esp, 0x18
jmp 0x4181b4
mov edx, dword [ebx + 0x23c]
mov eax, dword [ebx]
push edx
call fcn.00417350
add esp, 4
cmp dword [ebx + 0x240], 0
jne 0x418284
push 0x4000
call fcn.00419c2e
add esp, 4
mov dword [ebx + 0x240], eax
mov ebp, dword [sym.imp.KERNEL32.dll_WriteFile]
mov dword [esp + 0x18], 0
mov ecx, dword [ebx + 0x240]
lea eax, [esp + 0x17]
push eax
mov eax, dword [ebx]
push ecx
mov ecx, 0x4000
call fcn.004174d0
mov esi, eax
add esp, 8
cmp esi, 0xffffff96
je 0x4182e5
test esi, esi
jl 0x4182db
jle 0x4182d0
mov eax, dword [ebx + 0x240]
push 0
lea edx, [esp + 0x20]
push edx
push esi
push eax
push edi
call ebp
test eax, eax
je 0x4182ef
cmp byte [esp + 0x17], 0
jne 0x4182f9
test esi, esi
jne 0x418292
mov dword [esp + 0x18], 0x5000000
jmp 0x418318
mov dword [esp + 0x18], 0x1000
jmp 0x418318
mov dword [esp + 0x18], 0x400
jmp 0x418318
lea ecx, [esp + 0x240]
push ecx
lea edx, [esp + 0x234]
push edx
lea eax, [esp + 0x240]
push eax
push edi
call dword [sym.imp.KERNEL32.dll_SetFileTime]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov edi, dword [ebx]
call fcn.00417740
mov eax, dword [esp + 0x18]
mov ecx, dword [esp + 0x664]
pop edi
pop esi
pop ebp
pop ebx
xor ecx, esp
call fcn.00437d66
add esp, 0x65c
ret 8