Function at 0x40d420
Capabilities:
Check if file exists
Delete directory
Delete file
Enumerate files on windows
Enumerate files recursively
Get file attributes
Set file attributes

Disassembly:
push ebp
mov ebp, esp
and esp, 0xfffffff8
push 0xffffffffffffffff
push 0x499c61
mov eax, dword fs:[0]
push eax
sub esp, 0x270
mov eax, dword [0x4ce4e0]
xor eax, esp
mov dword [esp + 0x268], eax
push ebx
push esi
push edi
mov eax, dword [0x4ce4e0]
xor eax, esp
push eax
lea eax, [esp + 0x280]
mov dword fs:[0], eax
mov edi, dword [ebp + 8]
mov eax, dword [edi]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x40d47b
mov eax, 1
jmp 0x40d732
push 0x24c
lea eax, [esp + 0x2c]
push 0
push eax
mov dword [esp + 0x30], 0
call fcn.00478ba0
add esp, 0xc
lea ecx, [esp + 0x1c]
push edi
push ecx
mov ebx, 0x4aa0cc
call fcn.00406650
mov eax, dword [eax]
add esp, 8
lea edx, [esp + 0x24]
push edx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov esi, eax
mov eax, dword [esp + 0x1c]
add eax, 0xfffffff0
mov dword [esp + 0x20], esi
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40d4de
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
cmp esi, 0xffffffff
jne 0x40d4f3
mov ecx, dword [edi]
push ecx
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryW]
xor eax, eax
jmp 0x40d732
lea edx, [esp + 0x50]
push edx
lea ecx, [esp + 0x18]
call fcn.00401ba0
mov dword [esp + 0x288], 0
mov esi, dword [esp + 0x14]
mov ecx, 0x4a9df4
mov eax, esi
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x40d53d
test dx, dx
je 0x40d539
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x40d53d
add eax, 4
add ecx, 4
test dx, dx
jne 0x40d517
xor eax, eax
jmp 0x40d542
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
sete al
test al, al
jne 0x40d6d0
mov ecx, 0x4aa0d4
mov eax, esi
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x40d57c
test dx, dx
je 0x40d578
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x40d57c
add eax, 4
add ecx, 4
test dx, dx
jne 0x40d556
xor eax, eax
jmp 0x40d581
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
sete al
test al, al
jne 0x40d6d0
lea eax, [esp + 0x10]
push edi
push eax
mov ebx, 0x4a9e74
call fcn.00406650
add esp, 8
mov byte [esp + 0x288], 1
mov eax, dword [esp + 0x14]
mov ecx, dword [eax - 0xc]
push ecx
push eax
lea ebx, [esp + 0x18]
call fcn.0040be20
mov ebx, 1
test byte [esp + 0x24], bl
je 0x40d5d6
mov ecx, dword [esp + 0x10]
push 0x80
push ecx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test byte [esp + 0x24], 0x10
je 0x40d5ef
lea edx, [esp + 0x10]
push edx
call fcn.0040d420
add esp, 4
jmp 0x40d694
mov eax, dword [edi]
sub eax, 0x10
push eax
call fcn.00401530
lea esi, [eax + 0x10]
add esp, 4
mov dword [esp + 0x18], esi
mov byte [esp + 0x288], 2
cmp dword [esi - 4], ebx
jle 0x40d622
mov eax, dword [esi - 0xc]
push eax
lea ecx, [esp + 0x1c]
call fcn.004018d0
mov esi, dword [esp + 0x18]
push esi
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
mov eax, dword [esi - 8]
push eax
push esi
call fcn.00475e35
add esp, 8
test eax, eax
js 0x40d756
cmp eax, dword [esi - 8]
jg 0x40d756
mov dword [esi - 0xc], eax
xor ecx, ecx
mov word [esi + eax*2], cx
mov edx, dword [esp + 0x10]
push edx
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
jne 0x40d671
lea eax, [esp + 0x18]
push eax
lea ecx, [esp + 0x14]
push ecx
call fcn.0040e350
add esp, 8
lea eax, [esi - 0x10]
mov byte [esp + 0x288], bl
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x40d694
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [esp + 0x288], 0
mov eax, dword [esp + 0x10]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40d6bc
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov dword [esp + 0x288], 0xffffffff
mov eax, dword [esp + 0x14]
add eax, 0xfffffff0
jmp 0x40d6de
mov dword [esp + 0x288], 0xffffffff
lea eax, [esi - 0x10]
or edx, 0xffffffff
lea ecx, [eax + 0xc]
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40d6f7
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov esi, dword [esp + 0x20]
lea ecx, [esp + 0x24]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
jne 0x40d4f3
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov edx, dword [edi]
push edx
call dword [sym.imp.KERNEL32.dll_RemoveDirectoryW]
mov eax, dword [edi]
push eax
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
xor ecx, ecx
cmp eax, 0xffffffff
setne cl
mov eax, ecx
mov ecx, dword [esp + 0x280]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [esp + 0x268]
xor ecx, esp
call fcn.004739b2
mov esp, ebp
pop ebp
ret
push 0x80070057
call fcn.00401a50
int3