Function at 0x421800
Capabilities:
Write file on windows

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x43dbe8
mov eax, dword fs:[0]
push eax
sub esp, 0x30
mov eax, dword [0x44a2b8]
xor eax, esp
mov dword [esp + 0x28], eax
push ebx
push esi
push edi
mov eax, dword [0x44a2b8]
xor eax, esp
push eax
lea eax, [esp + 0x40]
mov dword fs:[0], eax
cmp dword [ecx + 0x3c], 0
mov dword [esp + 0x10], ecx
je 0x421afe
cmp byte [ecx + 0x42], 0
je 0x421afe
mov eax, dword [ecx]
mov edx, dword [eax + 4]
push 0xffff
call edx
movzx eax, ax
cmp ax, 0xffff
je 0x421af1
lea esi, [esp + 0x1c]
call fcn.00421320
mov dword [esp + 0x48], 0
mov eax, dword [esp + 0x20]
mov edx, dword [esp + 0x34]
cmp edx, 0x10
jb 0x421994
test eax, eax
mov ebx, eax
mov dword [esp + 0x14], ebx
je 0x4218b8
cmp edx, 0x10
mov ecx, eax
jae 0x42189f
lea ecx, [esp + 0x20]
cmp ecx, ebx
ja 0x4218b8
cmp edx, 0x10
mov ecx, eax
jae 0x4218ae
lea ecx, [esp + 0x20]
mov esi, dword [esp + 0x30]
add ecx, esi
cmp ebx, ecx
jbe 0x4218c5
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
lea ecx, [esp + 0x1c]
cmp ecx, 0xfffffffe
je 0x4218f0
cmp edx, 0x10
mov ecx, eax
jae 0x4218d9
lea ecx, [esp + 0x20]
mov esi, dword [esp + 0x30]
add ecx, esi
cmp ebx, ecx
jb 0x4218f0
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
cmp edx, 0x10
mov edi, dword [esp + 0x30]
jb 0x4219a1
test eax, eax
mov esi, eax
je 0x42192b
cmp edx, 0x10
mov ecx, eax
jae 0x42190e
lea ecx, [esp + 0x20]
cmp ecx, esi
ja 0x42192b
cmp edx, 0x10
mov ecx, eax
jae 0x42191d
lea ecx, [esp + 0x20]
mov ebx, dword [esp + 0x30]
add ecx, ebx
cmp esi, ecx
mov ebx, dword [esp + 0x14]
jbe 0x421938
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
lea ecx, [esp + 0x1c]
cmp ecx, 0xfffffffe
je 0x421959
cmp edx, 0x10
jae 0x42194a
lea eax, [esp + 0x20]
mov edx, dword [esp + 0x30]
add eax, edx
cmp esi, eax
jb 0x421959
call fcn.0042588d
mov eax, dword [esp + 0x10]
mov ecx, dword [eax + 0x3c]
mov edx, dword [ecx]
mov edx, dword [edx + 0x18]
lea eax, [esp + 0x18]
push eax
mov eax, dword [esp + 0x14]
add ebx, edi
push ebx
push esi
add eax, 0x44
push eax
call edx
sub eax, 0
je 0x4219aa
sub eax, 1
je 0x4219b2
sub eax, 2
lea ecx, [esp + 0x1c]
jne 0x421aec
jmp 0x421af9
lea ebx, [esp + 0x20]
mov dword [esp + 0x14], ebx
jmp 0x421894
lea esi, [esp + 0x20]
jmp 0x421903
mov eax, dword [esp + 0x10]
mov byte [eax + 0x42], 0
mov edx, dword [esp + 0x34]
cmp edx, 0x10
mov eax, dword [esp + 0x20]
jb 0x421ad6
test eax, eax
mov esi, eax
je 0x4219ed
cmp edx, 0x10
mov ecx, eax
jae 0x4219d4
lea ecx, [esp + 0x20]
cmp ecx, esi
ja 0x4219ed
cmp edx, 0x10
mov ecx, eax
jae 0x4219e3
lea ecx, [esp + 0x20]
mov edi, dword [esp + 0x30]
add ecx, edi
cmp esi, ecx
jbe 0x4219fa
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
lea ecx, [esp + 0x1c]
cmp ecx, 0xfffffffe
je 0x421a25
cmp edx, 0x10
mov ecx, eax
jae 0x421a0e
lea ecx, [esp + 0x20]
mov edi, dword [esp + 0x30]
add ecx, edi
cmp esi, ecx
jb 0x421a25
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
mov edi, dword [esp + 0x18]
sub edi, esi
je 0x421ab2
cmp edx, 0x10
jb 0x421adf
test eax, eax
mov esi, eax
je 0x421a64
cmp edx, 0x10
mov ecx, eax
jae 0x421a4b
lea ecx, [esp + 0x20]
cmp ecx, esi
ja 0x421a64
cmp edx, 0x10
mov ecx, eax
jae 0x421a5a
lea ecx, [esp + 0x20]
mov ebx, dword [esp + 0x30]
add ecx, ebx
cmp esi, ecx
jbe 0x421a71
call fcn.0042588d
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
lea ecx, [esp + 0x1c]
cmp ecx, 0xfffffffe
je 0x421a92
cmp edx, 0x10
jae 0x421a83
lea eax, [esp + 0x20]
mov edx, dword [esp + 0x30]
add eax, edx
cmp esi, eax
jb 0x421a92
call fcn.0042588d
mov eax, dword [esp + 0x10]
mov ecx, dword [eax + 0x4c]
push ecx
push edi
push 1
push esi
call fcn.00424d18
add esp, 0x10
cmp edi, eax
jne 0x421ae8
mov edx, dword [esp + 0x34]
mov eax, dword [esp + 0x20]
mov ecx, dword [esp + 0x10]
cmp byte [ecx + 0x42], 0
je 0x421af5
test edi, edi
jne 0x421881
push edi
lea eax, [edi + 8]
lea edi, [esp + 0x20]
call fcn.00421380
jmp 0x421879
lea esi, [esp + 0x20]
jmp 0x4219c9
lea esi, [esp + 0x20]
jmp 0x421a40
lea ecx, [esp + 0x1c]
call fcn.00412fb0
xor al, al
jmp 0x421b00
lea ecx, [esp + 0x1c]
call fcn.00412fb0
mov al, 1
mov ecx, dword [esp + 0x40]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x28]
xor ecx, esp
call fcn.00424e88
mov esp, ebp
pop ebp
ret