Function at 0x40de50
Capabilities:
Check if file exists
Delete file
Enumerate files on windows
Get file attributes
Set file attributes

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x48e2bc
mov eax, dword fs:[0]
push eax
sub esp, 0x280
mov eax, dword [0x4bf1d0]
xor eax, ebp
mov dword [ebp - 0x14], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov eax, dword [ebp + 8]
mov esi, ecx
mov dword [ebp - 0x278], eax
mov eax, dword [esi]
push eax
mov dword [ebp - 0x284], esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
jne 0x40dea7
mov eax, 1
jmp 0x40e23b
push 0x24c
lea ecx, [ebp - 0x260]
push 0
push ecx
mov dword [ebp - 0x264], 0
call fcn.0046bab0
add esp, 0xc
lea edx, [ebp - 0x288]
push esi
push edx
mov ebx, 0x49d1c0
call fcn.00406650
mov eax, dword [eax]
add esp, 8
lea ecx, [ebp - 0x264]
push ecx
push eax
call dword [sym.imp.KERNEL32.dll_FindFirstFileW]
mov esi, eax
mov eax, dword [ebp - 0x288]
add eax, 0xfffffff0
mov dword [ebp - 0x27c], esi
lea edx, [eax + 0xc]
or ecx, 0xffffffff
lock xadd dword [edx], ecx
dec ecx
test ecx, ecx
jg 0x40df16
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
cmp esi, 0xffffffff
jne 0x40df22
xor eax, eax
jmp 0x40e23b
lea esi, [ebp - 0x238]
shr esi, 0x10
mov dword [ebp - 0x274], 1
mov dword [ebp - 0x280], esi
jmp 0x40df40
mov edx, dword [section..data]
mov eax, dword [edx + 0xc]
mov ecx, section..data
call eax
lea edi, [eax + 0x10]
mov dword [ebp - 0x26c], edi
mov dword [ebp - 4], 0
test esi, esi
jne 0x40df8b
lea ecx, [ebp - 0x238]
movzx esi, cx
push 0
push esi
call fcn.00401690
add esp, 8
test eax, eax
je 0x40dfbc
push esi
push eax
lea ecx, [ebp - 0x26c]
call fcn.00401850
jmp 0x40dfb6
lea eax, [ebp - 0x238]
lea edx, [eax + 2]
mov cx, word [eax]
add eax, 2
test cx, cx
jne 0x40df94
sub eax, edx
sar eax, 1
push eax
lea edx, [ebp - 0x238]
push edx
lea ecx, [ebp - 0x26c]
call fcn.00401b40
mov edi, dword [ebp - 0x26c]
mov dword [ebp - 4], 1
mov ecx, 0x49cd7c
mov eax, edi
lea ebx, [ebx]
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x40dff6
test dx, dx
je 0x40dff2
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x40dff6
add eax, 4
add ecx, 4
test dx, dx
jne 0x40dfd0
xor eax, eax
jmp 0x40dffb
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
sete al
test al, al
jne 0x40e1d4
mov ecx, 0x49d1c8
mov eax, edi
nop
mov dx, word [eax]
cmp dx, word [ecx]
jne 0x40e036
test dx, dx
je 0x40e032
mov dx, word [eax + 2]
cmp dx, word [ecx + 2]
jne 0x40e036
add eax, 4
add ecx, 4
test dx, dx
jne 0x40e010
xor eax, eax
jmp 0x40e03b
sbb eax, eax
sbb eax, 0xffffffff
test eax, eax
sete al
test al, al
jne 0x40e1d4
mov eax, dword [ebp - 0x278]
mov esi, dword [eax]
mov ebx, eax
cmp esi, dword [ebx + 4]
je 0x40e082
mov eax, dword [esi]
xor ecx, ecx
test eax, eax
setne cl
test ecx, ecx
je 0x40e21a
push eax
push edi
call fcn.004692dc
add esp, 8
test eax, eax
je 0x40e1d4
add esi, 4
cmp esi, dword [ebx + 4]
jne 0x40e057
mov esi, dword [ebp - 0x284]
lea ecx, [ebp - 0x268]
push esi
push ecx
mov ebx, 0x49ce40
call fcn.00406650
add esp, 8
mov byte [ebp - 4], 2
mov eax, dword [edi - 0xc]
push eax
push edi
lea ebx, [ebp - 0x268]
call fcn.0040c5d0
mov ebx, 1
test byte [ebp - 0x264], bl
je 0x40e0d0
mov edx, dword [ebp - 0x268]
push 0x80
push edx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
test byte [ebp - 0x264], 0x10
je 0x40e0fb
lea eax, [ebp - 0x268]
push eax
call fcn.0040db00
add esp, 4
test eax, eax
jne 0x40e1af
mov dword [ebp - 0x274], eax
jmp 0x40e1af
mov eax, dword [esi]
sub eax, 0x10
push eax
call fcn.004015d0
lea esi, [eax + 0x10]
add esp, 4
mov dword [ebp - 0x270], esi
mov byte [ebp - 4], 3
cmp dword [esi - 4], ebx
jle 0x40e130
mov ecx, dword [esi - 0xc]
push ecx
lea ecx, [ebp - 0x270]
call fcn.00401970
mov esi, dword [ebp - 0x270]
push esi
call dword [sym.imp.SHLWAPI.dll_PathRemoveFileSpecW]
mov eax, dword [esi - 8]
push eax
push esi
call fcn.0046aa7f
add esp, 8
test eax, eax
js 0x40e224
cmp eax, dword [esi - 8]
jg 0x40e224
mov dword [esi - 0xc], eax
xor edx, edx
mov word [esi + eax*2], dx
mov eax, dword [ebp - 0x268]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
test eax, eax
jne 0x40e18f
lea ecx, [ebp - 0x270]
push ecx
lea edx, [ebp - 0x268]
push edx
call fcn.0040ea30
add esp, 8
test eax, eax
jne 0x40e18f
mov dword [ebp - 0x274], eax
lea eax, [esi - 0x10]
mov byte [ebp - 4], 2
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40e1af
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov byte [ebp - 4], bl
mov eax, dword [ebp - 0x268]
add eax, 0xfffffff0
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40e1d4
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
lea eax, [edi - 0x10]
mov dword [ebp - 4], 0xffffffff
lea ecx, [eax + 0xc]
or edx, 0xffffffff
lock xadd dword [ecx], edx
dec edx
test edx, edx
jg 0x40e1f7
mov ecx, dword [eax]
mov edx, dword [ecx]
push eax
mov eax, dword [edx + 4]
call eax
mov esi, dword [ebp - 0x27c]
lea ecx, [ebp - 0x264]
push ecx
push esi
call dword [sym.imp.KERNEL32.dll_FindNextFileW]
test eax, eax
je 0x40e22e
mov esi, dword [ebp - 0x280]
jmp 0x40df40
push 0x80004005
call fcn.00401af0
push 0x80070057
call fcn.00401af0
push esi
call dword [sym.imp.KERNEL32.dll_FindClose]
mov eax, dword [ebp - 0x274]
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x14]
xor ecx, ebp
call fcn.004682fb
mov esp, ebp
pop ebp
ret