Function at 0x43f9f0
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
mov eax, 0x4340
call fcn.00490b10
mov eax, dword [0x5133d4]
xor eax, ebp
mov dword [ebp - 4], eax
push ebx
mov ebx, dword [ebp + 0xc]
push esi
mov esi, dword [ebp + 0x14]
push edi
mov edi, ecx
cmp esi, 3
je 0x43fd3a
cmp esi, 2
je 0x43fa3d
cmp esi, 1
je 0x43fa3d
pop edi
pop esi
mov eax, 0x10000
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
cmp dword [edi + 4], 0xffffffff
je 0x43fa4d
push dword [edi]
call fcn.004425c0
add esp, 4
mov eax, dword [edi]
mov ecx, dword [ebp + 8]
mov dword [edi + 4], 0xffffffff
cmp ecx, dword [eax + 4]
jge 0x43fa25
cmp ecx, dword [eax + 0x10]
jge 0x43fa6f
push eax
call fcn.00442650
mov ecx, dword [ebp + 8]
add esp, 4
mov eax, dword [edi]
cmp dword [eax + 0x10], ecx
jge 0x43fad1
mov esi, dword [edi]
test esi, esi
je 0x43fac7
cmp dword [esi + 0x18], 0
je 0x43fac7
mov edx, dword [esi + 0x10]
inc edx
cmp edx, dword [esi + 4]
je 0x43fac7
mov ecx, dword [esi + 0x50]
mov eax, dword [esi + 0x48]
add ecx, dword [esi + 0x4c]
add eax, 0x2e
push 0
push 0
push 0
push 0
add eax, ecx
mov dword [esi + 0x10], edx
add dword [esi + 0x14], eax
lea eax, [esi + 0x78]
push 0
push 0
push eax
lea eax, [esi + 0x28]
push eax
push esi
call fcn.00442fd0
mov ecx, dword [ebp + 8]
add esp, 0x24
neg eax
sbb eax, eax
inc eax
mov dword [esi + 0x18], eax
mov eax, dword [edi]
cmp dword [eax + 0x10], ecx
jl 0x43fa76
mov esi, dword [ebp + 0x14]
lea eax, [ebp - 0x4338]
push eax
push ecx
mov ecx, edi
call fcn.0043f3b0
test byte [ebp - 0x4230], 0x10
je 0x43fb31
cmp esi, 1
je 0x43fb1c
push 0x103
lea eax, [ebp - 0x20c]
push eax
lea eax, [ebp - 0x4334]
push eax
call fcn.0043f890
lea eax, [ebp - 0x20c]
push eax
lea eax, [edi + 0x138]
push eax
call fcn.0043f0d0
add esp, 0x14
pop edi
pop esi
xor eax, eax
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
cmp esi, 1
je 0x43fc49
movzx eax, word [ebx]
mov edx, ebx
mov ecx, ebx
test ax, ax
je 0x43fc2d
nop word [eax + eax]
cmp ax, 0x2f
je 0x43fb5c
cmp ax, 0x5c
jne 0x43fb5f
lea edx, [ecx + 2]
movzx eax, word [ecx + 2]
add ecx, 2
test ax, ax
jne 0x43fb50
cmp edx, ebx
je 0x43fc2d
lea esi, [ebp - 0x20c]
mov ecx, ebx
sub esi, ebx
nop dword [eax]
movzx eax, word [ecx]
lea ecx, [ecx + 2]
mov word [esi + ecx - 2], ax
test ax, ax
jne 0x43fb80
sub edx, ebx
sar edx, 1
lea edx, [edx*2 - 2]
cmp edx, 0x208
jae 0x43fdfa
xor eax, eax
mov word [ebp + edx - 0x20c], ax
mov ax, word [ebp - 0x20c]
cmp ax, 0x2f
je 0x43fbd5
cmp ax, 0x5c
je 0x43fbd5
cmp word [ebp - 0x20a], 0x3a
mov byte [ebp - 0x4339], 0
jne 0x43fbdc
mov byte [ebp - 0x4339], 1
lea eax, [ebp - 0x20c]
push 0x4e3b28
push eax
call fcn.0047740d
mov esi, eax
lea eax, [ebp - 0x20c]
push 0x4e3b30
push eax
call fcn.0047740d
add esp, 0x10
test eax, eax
setne cl
test esi, esi
setne al
or cl, al
or cl, byte [ebp - 0x4339]
jne 0x43fc2d
lea eax, [ebp - 0x20c]
push eax
lea eax, [edi + 0x138]
push eax
call fcn.0043f0d0
add esp, 8
push 0
push dword [ebp - 0x4230]
push 2
push 0
push 0
push 0x40000000
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov ebx, eax
cmp ebx, 0xffffffff
jne 0x43fc66
pop edi
pop esi
mov eax, 0x200
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
push dword [edi]
call fcn.00442950
push 0x4000
lea eax, [ebp - 0x420c]
mov byte [ebp - 0x4339], 0
push eax
push dword [edi]
call fcn.00442c60
add esp, 0x10
test eax, eax
js 0x43fcc8
mov esi, dword [sym.imp.KERNEL32.dll_WriteFile]
je 0x43fccf
push 0
lea ecx, [ebp - 0x4340]
push ecx
push eax
lea eax, [ebp - 0x420c]
push eax
push ebx
call esi
test eax, eax
je 0x43fcc8
push 0x4000
lea eax, [ebp - 0x420c]
push eax
push dword [edi]
call fcn.00442c60
add esp, 0xc
test eax, eax
jns 0x43fc94
mov byte [ebp - 0x4339], 1
push ebx
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
jne 0x43fd00
cmp byte [ebp - 0x4339], 0
jne 0x43fd00
lea eax, [ebp - 0x421c]
push eax
lea eax, [ebp - 0x422c]
push eax
lea eax, [ebp - 0x4224]
push eax
push ebx
call dword [sym.imp.KERNEL32.dll_SetFileTime]
cmp dword [ebp + 0x14], 1
je 0x43fd0d
push ebx
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push dword [edi]
call fcn.004425c0
add esp, 4
xor eax, eax
cmp byte [ebp - 0x4339], al
mov ecx, 0x400
cmovne eax, ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
mov eax, dword [edi + 4]
mov esi, dword [ebp + 8]
cmp esi, eax
je 0x43fd9e
cmp eax, 0xffffffff
je 0x43fd53
push dword [edi]
call fcn.004425c0
add esp, 4
mov eax, dword [edi]
mov dword [edi + 4], 0xffffffff
cmp esi, dword [eax + 4]
jge 0x43fa25
cmp esi, dword [eax + 0x10]
jge 0x43fd73
push eax
call fcn.00442650
add esp, 4
mov eax, dword [edi]
cmp dword [eax + 0x10], esi
jge 0x43fd91
nop word [eax + eax]
push dword [edi]
call fcn.004426a0
mov eax, dword [edi]
add esp, 4
cmp dword [eax + 0x10], esi
jl 0x43fd80
push dword [edi]
call fcn.00442950
add esp, 4
mov dword [edi + 4], esi
push dword [ebp + 0x10]
push ebx
push dword [edi]
call fcn.00442c60
mov esi, eax
add esp, 0xc
test esi, esi
jle 0x43fdca
pop edi
pop esi
mov eax, 0x600
pop ebx
mov ecx, dword [ebp - 4]
xor ecx, ebp
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
push dword [edi]
call fcn.004425c0
mov ecx, dword [ebp - 4]
add esp, 4
neg esi
mov dword [edi + 4], 0xffffffff
sbb esi, esi
xor ecx, ebp
and esi, 0x5000000
pop edi
mov eax, esi
pop esi
pop ebx
call fcn.0048fcf2
mov esp, ebp
pop ebp
ret 0x10
call fcn.00490a2a
int3