Function at 0x521a30
Capabilities:
Write file on windows

Disassembly:
mov eax, 0x4238
call fcn.0053aa70
push ebx
push ebp
push esi
push edi
mov edi, dword [esp + 0x4258]
mov ebp, ecx
cmp edi, 3
je 0x521a70
cmp edi, 2
je 0x521b45
cmp edi, 1
je 0x521b45
pop edi
pop esi
pop ebp
mov eax, 0x10000
pop ebx
add esp, 0x4238
ret 0x10
mov eax, dword [ebp + 4]
mov esi, dword [esp + 0x424c]
cmp esi, eax
je 0x521ae6
cmp eax, 0xffffffff
je 0x521a8f
mov eax, dword [ebp]
push eax
call fcn.00521350
add esp, 4
mov eax, dword [ebp]
mov dword [ebp + 4], 0xffffffff
cmp esi, dword [eax + 4]
jl 0x521ab0
pop edi
pop esi
pop ebp
mov eax, 0x10000
pop ebx
add esp, 0x4238
ret 0x10
cmp esi, dword [eax + 0x10]
jge 0x521abe
push eax
call fcn.00520d60
add esp, 4
mov eax, dword [ebp]
cmp dword [eax + 0x10], esi
jge 0x521ad7
push eax
call fcn.00520db0
mov eax, dword [ebp]
add esp, 4
cmp dword [eax + 0x10], esi
jl 0x521ac6
mov ecx, dword [ebp]
push ecx
call fcn.00521030
add esp, 4
mov dword [ebp + 4], esi
mov edx, dword [esp + 0x4254]
mov eax, dword [esp + 0x4250]
mov ecx, dword [ebp]
push edx
push eax
push ecx
call fcn.00521160
mov esi, eax
add esp, 0xc
test esi, esi
jle 0x521b1a
pop edi
pop esi
pop ebp
mov eax, 0x600
pop ebx
add esp, 0x4238
ret 0x10
mov edx, dword [ebp]
push edx
call fcn.00521350
add esp, 4
mov eax, esi
neg eax
pop edi
mov dword [ebp + 4], 0xffffffff
sbb eax, eax
pop esi
pop ebp
and eax, 0x5000000
pop ebx
add esp, 0x4238
ret 0x10
mov eax, dword [ebp + 4]
or esi, 0xffffffff
cmp eax, esi
je 0x521b5b
mov eax, dword [ebp]
push eax
call fcn.00521350
add esp, 4
mov eax, dword [ebp]
mov dword [ebp + 4], esi
mov esi, dword [esp + 0x424c]
cmp esi, dword [eax + 4]
jl 0x521b7f
pop edi
pop esi
pop ebp
mov eax, 0x10000
pop ebx
add esp, 0x4238
ret 0x10
cmp esi, dword [eax + 0x10]
jge 0x521b8d
push eax
call fcn.00520d60
add esp, 4
mov eax, dword [ebp]
cmp dword [eax + 0x10], esi
jge 0x521ba6
push eax
call fcn.00520db0
mov eax, dword [ebp]
add esp, 4
cmp dword [eax + 0x10], esi
jl 0x521b95
lea ecx, [esp + 0x11c]
push ecx
push esi
mov ecx, ebp
call fcn.00521520
test byte [esp + 0x224], 0x10
je 0x521bfa
cmp edi, 1
jne 0x521bd4
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x4238
ret 0x10
lea edx, [esp + 0x120]
add ebp, 0x138
push edx
push ebp
call fcn.00521960
add esp, 8
xor eax, eax
pop edi
pop esi
pop ebp
pop ebx
add esp, 0x4238
ret 0x10
cmp edi, 1
jne 0x521c0b
mov esi, dword [esp + 0x4250]
jmp 0x521cf2
mov ebx, dword [esp + 0x4250]
mov edx, ebx
mov esi, ebx
mov al, byte [ebx]
test al, al
je 0x521cd4
cmp al, 0x2f
je 0x521c28
cmp al, 0x5c
jne 0x521c2b
lea edx, [esi + 1]
mov al, byte [esi + 1]
inc esi
test al, al
jne 0x521c20
cmp edx, ebx
je 0x521cd4
mov edi, ebx
or ecx, 0xffffffff
xor eax, eax
lea esi, [esp + 0x18]
repne scasb al, byte es:[edi]
not ecx
sub edi, ecx
mov dword [esp + 0x14], esi
mov eax, ecx
mov esi, edi
mov edi, dword [esp + 0x14]
sub edx, ebx
shr ecx, 2
rep movsd dword es:[edi], dword [esi]
mov ecx, eax
and ecx, 3
rep movsb byte es:[edi], byte [esi]
mov byte [esp + edx + 0x17], 0
mov al, byte [esp + 0x18]
cmp al, 0x2f
je 0x521c84
cmp al, 0x5c
je 0x521c84
mov al, byte [esp + 0x19]
mov byte [esp + 0x13], 0
cmp al, 0x3a
jne 0x521c89
mov byte [esp + 0x13], 1
lea ecx, [esp + 0x18]
push 0x6d0674
push ecx
call fcn.0053b3a0
lea edx, [esp + 0x20]
push 0x6d0670
push edx
mov esi, eax
call fcn.0053b3a0
add esp, 0x10
test eax, eax
setne al
test esi, esi
setne cl
or al, cl
mov cl, byte [esp + 0x13]
or al, cl
jne 0x521cd4
lea edx, [esp + 0x18]
lea eax, [ebp + 0x138]
push edx
push eax
call fcn.00521960
add esp, 8
mov ecx, dword [esp + 0x224]
push 0
push ecx
push 2
push 0
push 0
push 0x40000000
push ebx
call dword [sym.imp.KERNEL32.dll_CreateFileA]
mov esi, eax
cmp esi, 0xffffffff
jne 0x521d09
pop edi
pop esi
pop ebp
mov eax, 0x200
pop ebx
add esp, 0x4238
ret 0x10
mov edx, dword [ebp]
push edx
call fcn.00521030
mov ecx, dword [ebp]
lea eax, [esp + 0x24c]
push 0x4000
push eax
push ecx
xor bl, bl
call fcn.00521160
add esp, 0x10
test eax, eax
jl 0x521d6d
mov edi, dword [sym.imp.KERNEL32.dll_WriteFile]
je 0x521d6f
lea edx, [esp + 0x14]
push 0
push edx
push eax
lea eax, [esp + 0x254]
push eax
push esi
call edi
test eax, eax
je 0x521d6d
mov edx, dword [ebp]
lea ecx, [esp + 0x248]
push 0x4000
push ecx
push edx
call fcn.00521160
add esp, 0xc
test eax, eax
jge 0x521d37
mov bl, 1
push esi
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
jne 0x521d9e
test bl, bl
jne 0x521d9e
lea eax, [esp + 0x238]
lea ecx, [esp + 0x228]
push eax
lea edx, [esp + 0x234]
push ecx
push edx
push esi
call dword [sym.imp.KERNEL32.dll_SetFileTime]
cmp dword [esp + 0x4258], 1
je 0x521daf
push esi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov eax, dword [ebp]
push eax
call fcn.00521350
add esp, 4
neg bl
sbb ebx, ebx
pop edi
and ebx, 0x400
pop esi
mov eax, ebx
pop ebp
pop ebx
add esp, 0x4238
ret 0x10