Function at 0x4cfd50
Capabilities:
Clear file content

Disassembly:
push ebx
mov ebx, esp
sub esp, 8
and esp, 0xfffffff8
add esp, 4
push ebp
mov ebp, dword [ebx + 4]
mov dword [esp + 4], ebp
mov ebp, esp
push 0xffffffffffffffff
push 0x505aa8
mov eax, dword fs:[0]
push eax
push ebx
sub esp, 0x38
push esi
push edi
mov eax, dword [0x53b008]
xor eax, ebp
push eax
lea eax, [ebp - 0xc]
mov dword fs:[0], eax
mov edi, ecx
mov dword [ebp - 0x28], edi
mov esi, dword [ebx + 0x10]
lea eax, [ebp - 0x38]
push eax
push 1
push 0
xorps xmm0, xmm0
mov dword [ebp - 0x44], esi
push 0
movlpd qword [ebp - 0x38], xmm0
mov byte [ebp - 0x11], 0
call fcn.004cf910
movzx ecx, byte [ebp - 0x11]
test al, al
lea eax, [ebp - 0x20]
mov edx, 1
push eax
push 0
push dword [ebx + 0xc]
cmovne ecx, edx
xorps xmm0, xmm0
push dword [ebx + 8]
mov dword [ebp - 0x2c], ecx
mov ecx, edi
movlpd qword [ebp - 0x20], xmm0
call fcn.004cf910
test al, al
je 0x4cffb4
mov eax, dword [ebx + 8]
cmp dword [ebp - 0x20], eax
jne 0x4cffb4
mov eax, dword [ebx + 0xc]
cmp dword [ebp - 0x1c], eax
jne 0x4cffb4
mov eax, dword [edi]
test esi, esi
jne 0x4cfe4c
cmp eax, 0xffffffff
jne 0x4cfe0c
xor al, al
jmp 0x4cfe18
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
setne al
xor ecx, ecx
mov esi, 0x80004005
test al, al
cmovne esi, ecx
cmp byte [ebp - 0x2c], 0
je 0x4cfe45
lea eax, [ebp - 0x20]
xorps xmm0, xmm0
push eax
push 0
push dword [ebp - 0x34]
mov ecx, edi
movlpd qword [ebp - 0x20], xmm0
push dword [ebp - 0x38]
call fcn.004cf910
mov eax, esi
jmp 0x4cffda
cmp eax, 0xffffffff
jne 0x4cfe55
xor al, al
jmp 0x4cfe61
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
setne al
xor ecx, ecx
mov esi, 0x80004005
test al, al
cmovne esi, ecx
jne 0x4cfe24
add edi, 4
mov dword [ebp - 0x3c], edi
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov ecx, dword [ebp - 0x3c]
push 0
push eax
push dword [ebx + 0xc]
mov eax, ecx
mov dword [ebp - 0x24], ecx
push dword [ebx + 8]
sub esp, 0x18
mov esi, esp
mov dword [ebp - 0x1c], esp
mov dword [esi + 0x10], 0
mov dword [esi + 0x14], 0
cmp dword [ecx + 0x14], 8
mov edi, dword [ecx + 0x10]
jb 0x4cfeb0
mov eax, dword [ecx]
mov dword [ebp - 0x24], eax
cmp edi, 8
jae 0x4cfec7
movups xmm0, xmmword [eax]
movups xmmword [esi], xmm0
mov dword [esi + 0x14], 7
jmp 0x4cff58
mov eax, edi
mov ecx, 0x7ffffffe
or eax, 7
cmp eax, 0x7ffffffe
cmova eax, ecx
xor ecx, ecx
mov dword [ebp - 0x40], eax
add eax, 1
setb cl
neg ecx
or ecx, eax
lea edx, [ecx + ecx]
cmp ecx, 0x7fffffff
jbe 0x4cfef8
or edx, 0xffffffff
jmp 0x4cff00
cmp edx, 0x1000
jb 0x4cff29
lea eax, [edx + 0x23]
mov ecx, 0xffffffff
cmp eax, edx
cmovbe eax, ecx
push eax
call fcn.004e9692
add esp, 4
test eax, eax
je 0x4cffae
lea ecx, [eax + 0x23]
and ecx, 0xffffffe0
mov dword [ecx - 4], eax
jmp 0x4cff3c
test edx, edx
je 0x4cff3a
push edx
call fcn.004e9692
add esp, 4
mov ecx, eax
jmp 0x4cff3c
xor ecx, ecx
lea eax, [edi*2 + 2]
mov dword [esi], ecx
push eax
push dword [ebp - 0x24]
push ecx
call sub.VCRUNTIME140.dll_memcpy
mov eax, dword [ebp - 0x40]
add esp, 0xc
mov dword [esi + 0x14], eax
mov dword [esi + 0x10], edi
mov dword [ebp - 4], 0
mov ecx, dword [ebp - 0x44]
mov eax, dword [ecx]
mov dword [ebp - 4], 0xffffffff
mov eax, dword [eax + 0x1c]
call eax
mov edi, dword [ebp - 0x28]
mov esi, eax
test esi, esi
jne 0x4cfe24
mov eax, dword [edi]
cmp eax, 0xffffffff
jne 0x4cff8b
xor al, al
jmp 0x4cff97
push eax
call dword [sym.imp.KERNEL32.dll_SetEndOfFile]
test eax, eax
setne al
xor ecx, ecx
mov esi, 0x80004005
test al, al
cmovne esi, ecx
je 0x4cfe75
jmp 0x4cfe24
call dword [sym.imp.api_ms_win_crt_runtime_l1_1_0.dll__invalid_parameter_noinfo_noreturn]
cmp byte [ebp - 0x2c], 0
je 0x4cffd5
lea eax, [ebp - 0x20]
xorps xmm0, xmm0
push eax
push 0
push dword [ebp - 0x34]
mov ecx, edi
movlpd qword [ebp - 0x20], xmm0
push dword [ebp - 0x38]
call fcn.004cf910
mov eax, 0x80004005
mov ecx, dword [ebp - 0xc]
mov dword fs:[0], ecx
pop ecx
pop edi
pop esi
mov esp, ebp
pop ebp
mov esp, ebx
pop ebx
ret 0xc