Function at 0x4af510
Capabilities:
Check if file exists
Delete file
Get file attributes
Read file on windows
Set file attributes
Timestomp file

Disassembly:
mov eax, dword fs:[0]
push 0xffffffffffffffff
push 0x540068
push eax
mov dword fs:[0], esp
sub esp, 0x68
push ebx
push ebp
mov ebp, dword [sym.imp.KERNEL32.dll_GetLastError]
push esi
xor ebx, ebx
push edi
mov dword [0x593658], ebx
call ebp
mov edi, dword [esp + 0x88]
mov dword [0x593660], eax
cmp edi, ebx
je 0x4af93b
cmp word [edi], bx
je 0x4af93b
mov esi, dword [esp + 0x8c]
cmp esi, ebx
je 0x4af93b
cmp word [esi], bx
je 0x4af93b
cmp dword [0x593664], ebx
jne 0x4af592
mov dword [0x593658], 2
mov dword [0x59365c], 0x756
jmp 0x4af94f
push esi
lea ecx, [esp + 0x50]
mov dword [esp + 0x8c], ebx
mov dword [esp + 0x28], ebx
mov dword [esp + 0x14], ebx
mov dword [esp + 0x24], ebx
or ebp, 0xffffffff
call fcn.004bb1f0
push edi
mov dword [esp + 0x84], ebx
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
test al, 0x10
mov dword [esp + 0x30], eax
jne 0x4af80a
push esi
call dword [sym.imp.KERNEL32.dll_GetFileAttributesW]
cmp eax, 0xffffffff
mov dword [esp + 0x2c], eax
je 0x4af5e4
test al, 0x10
jne 0x4af820
push ebx
push 0x80
push 3
push ebx
push 5
push SysReAllocStringLen
push edi
call fcn.004bc0c0
mov esi, eax
add esp, 0x1c
cmp esi, 0xffffffff
je 0x4af836
lea eax, [esp + 0x34]
lea ecx, [esp + 0x3c]
push eax
lea edx, [esp + 0x48]
push ecx
push edx
push esi
mov dword [esp + 0x54], ebx
mov dword [esp + 0x58], ebx
mov dword [esp + 0x4c], ebx
mov dword [esp + 0x50], ebx
mov dword [esp + 0x44], ebx
mov dword [esp + 0x48], ebx
call dword [sym.imp.KERNEL32.dll_GetFileTime]
mov dword [0x593658], ebx
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x593660], eax
mov ecx, 7
xor eax, eax
lea edi, [esp + 0x59]
mov byte [esp + 0x58], bl
push 1
rep stosd dword es:[edi], eax
stosw word es:[edi], ax
stosb byte es:[edi], al
mov edi, dword [sym.imp.KERNEL32.dll_SetFilePointer]
lea eax, [esp + 0x1c]
push eax
push ebx
push esi
mov dword [esp + 0x28], ebx
call edi
push ebx
push ebx
push ebx
push esi
mov dword [esp + 0x38], eax
call edi
push esi
mov dword [esp + 0x20], ebx
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, 1
jne 0x4af6b5
lea ecx, [esp + 0x14]
push ebx
push ecx
lea edx, [esp + 0x60]
push 0x20
push edx
push esi
mov dword [esp + 0x28], ebx
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x4af6b5
cmp dword [esp + 0x14], 0x20
jne 0x4af6b5
mov dword [esp + 0x1c], 1
mov ecx, dword [esp + 0x28]
lea eax, [esp + 0x18]
push ebx
push eax
push ecx
push esi
call edi
cmp dword [esp + 0x1c], ebx
je 0x4af78e
lea edx, [esp + 0x58]
push edx
call fcn.004ad590
add esp, 4
test eax, eax
je 0x4af7b2
mov eax, dword [esp + 0x8c]
push ebx
push 0x80
push 4
push ebx
push ebx
push 0xc0000000
push eax
call fcn.004bc0c0
mov ebp, eax
or edi, 0xffffffff
add esp, 0x1c
cmp ebp, edi
je 0x4af86e
mov eax, dword [esp + 0x2c]
xor ecx, ecx
cmp eax, edi
push ebp
sete cl
push esi
push ebx
mov dword [esp + 0x30], ecx
call fcn.004b3250
add esp, 0xc
cmp eax, ebx
mov dword [esp + 0x88], eax
je 0x4af780
test byte [esp + 0x90], 4
je 0x4af750
lea edx, [esp + 0x20]
lea eax, [esp + 0x10]
push edx
push eax
push esi
call fcn.004bb8b0
add esp, 0xc
test byte [esp + 0x90], 1
je 0x4af770
lea ecx, [esp + 0x34]
lea edx, [esp + 0x3c]
push ecx
lea eax, [esp + 0x48]
push edx
push eax
push ebp
call dword [sym.imp.KERNEL32.dll_SetFileTime]
cmp dword [esp + 0x94], ebx
je 0x4af780
push ebp
call dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
push ebp
call dword [sym.imp.KERNEL32.dll_CloseHandle]
mov ebp, edi
jmp 0x4af88d
mov dword [0x593658], 0xf
mov dword [0x59365c], 0xdee
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x593660], eax
jmp 0x4af6e2
mov edi, dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x593658], 0x14
mov dword [0x59365c], 0xdf8
call edi
mov dword [0x593660], eax
mov dword [0x593658], 0x22
mov dword [0x59365c], 0x797
call edi
lea ecx, [esp + 0x4c]
mov dword [0x593660], eax
mov dword [esp + 0x80], 0xffffffff
call fcn.004bb290
or edi, 0xffffffff
jmp 0x4af89d
mov dword [0x593658], 0x1d
mov dword [0x59365c], 0x76d
jmp 0x4af84a
mov dword [0x593658], 0x1e
mov dword [0x59365c], 0x777
jmp 0x4af84a
mov dword [0x593658], 3
mov dword [0x59365c], 0x788
call dword [sym.imp.KERNEL32.dll_GetLastError]
lea ecx, [esp + 0x4c]
mov dword [0x593660], eax
mov dword [esp + 0x80], 0xffffffff
call fcn.004bb290
jmp 0x4af910
mov dword [0x593658], 4
mov dword [0x59365c], 0x7a7
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov dword [0x593660], eax
lea ecx, [esp + 0x4c]
mov dword [esp + 0x80], edi
call fcn.004bb290
push esi
mov esi, dword [sym.imp.KERNEL32.dll_CloseHandle]
call esi
cmp ebp, edi
je 0x4af8ad
push ebp
call esi
cmp dword [esp + 0x88], ebx
je 0x4af8f3
test byte [esp + 0x90], 2
je 0x4af8d3
mov ecx, dword [esp + 0x30]
mov edx, dword [esp + 0x8c]
push ecx
push edx
call dword [sym.imp.KERNEL32.dll_SetFileAttributesW]
mov eax, dword [esp + 0x10]
cmp eax, ebx
je 0x4af921
mov ecx, dword [esp + 0x20]
mov edx, dword [esp + 0x8c]
push ecx
push eax
push edx
call fcn.004bbb30
add esp, 0xc
jmp 0x4af910
cmp dword [esp + 0x24], ebx
je 0x4af910
cmp dword [esp + 0x98], ebx
jne 0x4af910
mov eax, dword [esp + 0x8c]
push eax
call dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, dword [esp + 0x10]
cmp eax, ebx
je 0x4af921
push eax
call fcn.00520a33
add esp, 4
mov eax, dword [esp + 0x88]
pop edi
pop esi
pop ebp
pop ebx
mov ecx, dword [esp + 0x68]
mov dword fs:[0], ecx
add esp, 0x74
ret
mov dword [0x593658], 1
mov dword [0x59365c], 0x750
call ebp
mov ecx, dword [esp + 0x78]
pop edi
pop esi
mov dword [0x593660], eax
pop ebp
xor eax, eax
pop ebx
mov dword fs:[0], ecx
add esp, 0x74
ret