Function at 0x45def0
Capabilities:
Delete file
Get file size
Read file on windows
Write file on windows

Disassembly:
push ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x4fa9c1
mov eax, dword fs:[0]
push eax
sub esp, 0x48
mov eax, dword [0x53f00c]
xor eax, ebp
mov dword [ebp - 0x10], eax
push ebx
push esi
push edi
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov esi, ecx
mov bl, byte [ebp + 8]
mov dword [ebp - 0x54], 0
test bl, bl
je 0x45df40
mov ecx, dword [esi + 0x9c]
test ecx, ecx
je 0x45df40
mov eax, dword [ecx]
push dword [esi + 0xa0]
call dword [eax + 4]
lea eax, [esi + 4]
mov dword [ebp - 0x20], 0
push eax
lea ecx, [ebp - 0x20]
call fcn.004024c0
mov dword [ebp - 4], 0
test bl, bl
mov ebx, dword [sym.imp.KERNEL32.dll_DeleteFileW]
je 0x45e150
push 0
push 0
mov dword [ebp - 0x50], 0
mov dword [ebp - 0x4c], 0
call fcn.0045e660
mov edx, eax
mov dword [ebp - 0x50], edx
mov byte [ebp - 4], 3
lea ecx, [esi + 0x10]
lea eax, [ebp - 0x50]
cmp ecx, eax
je 0x45dfa4
mov eax, dword [ecx]
mov dword [ecx], edx
add ecx, 4
lea edx, [ebp - 0x4c]
mov dword [ebp - 0x50], eax
call fcn.0042075b
mov byte [ebp - 4], 4
lea ecx, [ebp - 0x50]
call fcn.0045e4b0
mov byte [ebp - 4], 0
push 0x54
push dword [ebp - 0x50]
call fcn.004c9ffc
add esp, 8
mov byte [ebp - 4], 6
lea eax, [esi + 0x20]
push eax
lea ecx, [ebp - 0x44]
call fcn.00408f60
cmp dword [esi + 0x1c], 0
mov dword [ebp - 0x54], 1
jbe 0x45e134
lea ecx, [ebp - 0x44]
call fcn.00408d90
test al, al
jne 0x45e134
push 0
push 0x80
push 4
push 0
push 0
push 0xc0000000
lea ecx, [ebp - 0x44]
call fcn.00408da0
push eax
call dword [sym.imp.KERNEL32.dll_CreateFileW]
mov edi, eax
cmp edi, 0xffffffff
je 0x45e134
test edi, edi
je 0x45e134
push 0
push edi
call dword [sym.imp.KERNEL32.dll_GetFileSize]
mov ecx, dword [esi + 0x1c]
mov ebx, eax
mov edx, dword [sym.imp.KERNEL32.dll_SetFilePointer]
cmp ebx, ecx
sete al
mov byte [ebp - 0x45], al
jbe 0x45e0fa
push 0
push 0
push ecx
push edi
call edx
sub ebx, dword [esi + 0x1c]
lea ecx, [ebp - 0x2c]
xorps xmm0, xmm0
mov dword [ebp - 0x1c], 0
movq qword [ebp - 0x2c], xmm0
mov dword [ebp - 0x24], 0
call fcn.00416f92
mov byte [ebp - 4], 7
lea eax, [ebp - 0x46]
push eax
push ecx
push ebx
mov byte [ebp - 0x46], 0
call fcn.00417015
lea ecx, [ebp - 0x2c]
call fcn.00409460
push 0
lea ecx, [ebp - 0x1c]
mov dword [ebp - 0x4c], eax
push ecx
push ebx
push dword [eax]
push edi
call dword [sym.imp.KERNEL32.dll_ReadFile]
test eax, eax
je 0x45e0e1
cmp dword [ebp - 0x1c], ebx
jne 0x45e0e1
push 0
push 0
push 0
push edi
call dword [sym.imp.KERNEL32.dll_SetFilePointer]
push 0
lea eax, [ebp - 0x14]
mov dword [ebp - 0x14], 0
push eax
mov eax, dword [ebp - 0x4c]
push ebx
push dword [eax]
push edi
call dword [sym.imp.KERNEL32.dll_WriteFile]
test eax, eax
je 0x45e0e1
cmp dword [ebp - 0x14], ebx
jne 0x45e0e5
push edi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
jmp 0x45e0e5
mov byte [ebp - 0x45], 1
mov byte [ebp - 4], 6
lea ecx, [ebp - 0x2c]
call fcn.00416f8d
mov al, byte [ebp - 0x45]
mov edx, dword [sym.imp.KERNEL32.dll_SetFilePointer]
test al, al
je 0x45e10e
push 0
push 0
push 0
push edi
call edx
push edi
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp byte [ebp - 0x45], 0
je 0x45e12e
lea ecx, [ebp - 0x44]
call fcn.00408da0
mov ebx, dword [sym.imp.KERNEL32.dll_DeleteFileW]
push eax
call ebx
jmp 0x45e134
mov ebx, dword [sym.imp.KERNEL32.dll_DeleteFileW]
mov eax, 1
mov dword [ebp - 0x54], eax
and eax, 0xfffffffe
mov dword [ebp - 0x54], eax
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x44]
call fcn.00408e60
jmp 0x45e1c3
cmp dword [esi + 0x14], 0
je 0x45e1c3
mov eax, dword [esi + 0x10]
lea edi, [esi + 0x10]
push eax
lea ecx, [esi + 8]
push dword [eax]
lea eax, [ebp - 0x4c]
push dword [ecx]
push eax
call fcn.0045e720
push 0
push 0
mov dword [ebp - 0x18], 0
mov dword [ebp - 0x14], 0
call fcn.0045e660
mov ecx, eax
mov dword [ebp - 0x18], ecx
mov byte [ebp - 4], 0xa
lea eax, [ebp - 0x18]
cmp edi, eax
je 0x45e1a6
mov eax, dword [edi]
lea edx, [ebp - 0x14]
mov dword [edi], ecx
lea ecx, [edi + 4]
mov dword [ebp - 0x18], eax
call fcn.0042075b
mov byte [ebp - 4], 0xb
lea ecx, [ebp - 0x18]
call fcn.0045e4b0
mov byte [ebp - 4], 0
push 0x54
push dword [ebp - 0x18]
call fcn.004c9ffc
add esp, 8
mov eax, dword [esi + 0x18]
test eax, eax
je 0x45e1fe
push eax
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea eax, [ebp - 0x44]
mov dword [esi + 0x18], 0
push eax
mov ecx, esi
call fcn.0045e350
mov byte [ebp - 4], 0xd
lea ecx, [ebp - 0x44]
call fcn.00408da0
push eax
call ebx
mov byte [ebp - 4], 0
lea ecx, [ebp - 0x44]
call fcn.00408e60
mov dword [esi + 0x1c], 0
mov dword [ebp - 4], 0xffffffff
lea ecx, [ebp - 0x20]
call fcn.004024f0
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
pop ebx
mov ecx, dword [ebp - 0x10]
xor ecx, ebp
call fcn.004c9ebd
mov esp, ebp
pop ebp
ret 4