Function at 0x683a00
Capabilities:
Read file on windows
Write file on windows

Disassembly:
sub esp, 0x3f4
push ebx
mov ebx, dword [esp + 0x3fc]
push ebp
push esi
mov esi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
push edi
lea eax, [esp + 0x3c]
xor ebp, ebp
push 1
push eax
push ebp
push ebx
mov dword [esp + 0x48], ebp
mov dword [esp + 0x4c], ebp
call esi
mov dword [esp + 0x38], eax
mov ecx, 0xdb
xor eax, eax
lea edi, [esp + 0x95]
mov byte [esp + 0x94], 0
push ebp
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
push ebp
lea ecx, [esp + 0x9c]
push ebp
push ecx
push ebx
stosb byte es:[edi], al
call fcn.00683fe0
add esp, 0x14
test eax, eax
je 0x683ae2
mov ecx, 0xf
xor eax, eax
lea edi, [esp + 0x55]
mov byte [esp + 0x54], 0
rep stosd dword es:[edi], eax
mov ecx, dword [esp + 0x2f0]
lea edx, [esp + 0x2c]
stosw word es:[edi], ax
stosb byte es:[edi], al
push edx
mov edx, dword [esp + 0x2ec]
lea eax, [esp + 0x58]
push 0x40
push eax
mov eax, dword [esp + 0x1c0]
push ecx
push edx
push eax
mov dword [esp + 0x44], ebp
call fcn.0068b750
mov edx, dword [esp + 0x44]
lea ecx, [esp + 0x1d4]
push ecx
lea eax, [esp + 0x70]
push edx
push eax
call fcn.006a3360
add esp, 0x24
test eax, eax
jne 0x683aef
mov dword [0x9dd478], 0x1b
mov dword [0x9dd47c], 0x22be
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x9dd480], eax
pop edi
pop esi
pop ebp
xor eax, eax
pop ebx
add esp, 0x3f4
ret
mov ecx, dword [esp + 0x1b8]
push ecx
call fcn.0067ea20
add esp, 4
cmp eax, ebp
mov dword [esp + 0x48], eax
jne 0x683b1d
mov dword [0x9dd478], 0xc
mov dword [0x9dd47c], 0x22c9
jmp 0x683ad7
cmp dword [esp + 0x1dc], ebp
jne 0x683b36
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x3f4
ret
mov edx, dword [esp + 0xb8]
mov eax, dword [esp + 0xb4]
mov edi, dword [esp + 0x40c]
push edx
push eax
push edi
call fcn.006a3ff0
add esp, 0xc
test eax, eax
jne 0x683b73
mov dword [0x9dd478], 0x25
mov dword [0x9dd47c], 0x22d6
jmp 0x683ad7
mov edx, dword [esp + 0x38]
lea ecx, [esp + 0x3c]
push ebp
push ecx
push edx
push ebx
call esi
mov eax, dword [esp + 0x1cc]
mov ecx, dword [esp + 0x1d0]
lea edx, [esp + 0x50]
push 1
push edx
push eax
push ebx
mov dword [esp + 0x5c], eax
mov dword [esp + 0x60], ecx
call esi
push ebp
push ebp
push ebp
push edi
call esi
xor eax, eax
xor esi, esi
mov dword [esp + 0x18], eax
mov dword [esp + 0x34], ebp
mov dword [esp + 0x1c], eax
mov dword [esp + 0x10], ebp
mov dword [esp + 0x14], ebp
mov dword [esp + 0x20], eax
mov dword [esp + 0x30], ebp
xor ebx, ebx
mov ecx, dword [esp + 0x1dc]
inc eax
cmp eax, ecx
mov dword [esp + 0x44], eax
ja 0x683d6c
xor ecx, ecx
lea edx, [esp + 0x24]
mov dword [esp + 0x14], ecx
lea eax, [esp + 0x14]
mov dword [esp + 0x18], ecx
mov dword [esp + 0x1c], ecx
push ecx
mov dword [esp + 0x24], ecx
mov dword [esp + 0x28], ecx
mov ecx, dword [esp + 0x40c]
push edx
push 0x10
push eax
push ecx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x683d79
mov eax, dword [esp + 0x14]
test eax, eax
jne 0x683d92
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x30]
cmp ecx, eax
jae 0x683c57
test esi, esi
je 0x683c40
push esi
call fcn.008325dd
mov eax, dword [esp + 0x20]
add esp, 4
push eax
mov dword [esp + 0x34], eax
call fcn.008325b4
mov esi, eax
add esp, 4
test esi, esi
je 0x683dab
mov ecx, dword [esp + 0x30]
xor eax, eax
mov edx, ecx
mov edi, esi
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
mov edx, dword [esp + 0x408]
and ecx, 3
push 0
rep stosb byte es:[edi], al
mov ecx, dword [esp + 0x20]
lea eax, [esp + 0x28]
push eax
push ecx
push esi
push edx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x683dd7
mov eax, dword [esp + 0x1c]
mov ecx, dword [esp + 0x24]
cmp ecx, eax
jb 0x683df0
mov ecx, dword [esp + 0x18]
push ecx
push eax
push esi
call fcn.006a32b0
add esp, 0xc
test eax, eax
je 0x683e06
mov eax, dword [esp + 0x1c]
mov edi, dword [esp + 0x20]
cmp eax, edi
jbe 0x683cc5
mov edi, eax
cmp ebx, edi
jae 0x683ceb
test ebp, ebp
je 0x683cd6
push ebp
call fcn.008325dd
add esp, 4
push edi
mov ebx, edi
call fcn.008325b4
mov ebp, eax
add esp, 4
test ebp, ebp
je 0x683e1c
mov ecx, ebx
xor eax, eax
mov edx, ecx
mov edi, ebp
shr ecx, 2
rep stosd dword es:[edi], eax
mov ecx, edx
lea edx, [esp + 0x28]
and ecx, 3
push edx
rep stosb byte es:[edi], al
mov edx, dword [esp + 0x20]
mov ecx, dword [esp + 0x4c]
push ebx
push ebp
mov eax, dword [ecx]
push edx
mov edx, dword [esp + 0x3c]
push esi
push edx
lea edx, [esp + 0x6c]
xor edi, edi
push edx
mov dword [esp + 0x44], edi
call dword [eax + 0x14]
test eax, eax
je 0x683e32
mov ecx, dword [esp + 0x28]
mov edx, dword [esp + 0x40c]
lea eax, [esp + 0x40]
push edi
push eax
push ecx
push ebp
push edx
mov dword [esp + 0x54], edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x683e48
mov eax, dword [esp + 0x40]
mov ecx, dword [esp + 0x28]
cmp eax, ecx
jb 0x683e5e
mov eax, dword [esp + 0x44]
jmp 0x683bca
mov dword [esp + 0x34], 1
jmp 0x683e85
mov dword [0x9dd478], 0xd
mov dword [0x9dd47c], 0x22fd
jmp 0x683e72
mov dword [0x9dd478], 0xd
mov dword [0x9dd47c], 0x2305
jmp 0x683e72
mov dword [0x9dd478], 0x21
mov dword [0x9dd47c], 0x2312
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x9dd480], eax
mov dword [esp + 0x10], 1
jmp 0x683e92
mov dword [0x9dd478], 0xd
mov dword [0x9dd47c], 0x231c
jmp 0x683e72
mov dword [0x9dd478], 0xd
mov dword [0x9dd47c], 0x2322
jmp 0x683e72
mov dword [0x9dd478], 0x1c
mov dword [0x9dd47c], 0x232a
jmp 0x683e72
mov dword [0x9dd478], 0x21
mov dword [0x9dd47c], 0x2339
jmp 0x683e72
mov dword [0x9dd478], 0x12
mov dword [0x9dd47c], 0x2345
jmp 0x683e72
mov dword [0x9dd478], 0xe
mov dword [0x9dd47c], 0x2350
jmp 0x683e72
mov dword [0x9dd478], 0xe
mov dword [0x9dd47c], 0x2356
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x9dd480], eax
mov dword [esp + 0x10], 1
test esi, esi
je 0x683e92
push esi
call fcn.008325dd
add esp, 4
test ebp, ebp
je 0x683e9f
push ebp
call fcn.008325dd
add esp, 4
mov edi, dword [esp + 0x40c]
push edi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
mov eax, dword [esp + 0x34]
test eax, eax
je 0x683ae2
mov esi, dword [esp + 0x10]
test esi, esi
jne 0x683ae2
mov eax, dword [esp + 0x410]
test eax, eax
je 0x683ed7
push edi
call dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
test esi, esi
jne 0x683ae2
pop edi
pop esi
pop ebp
mov eax, 1
pop ebx
add esp, 0x3f4
ret