Function at 0x41c836
Capabilities:
Unmount volume via ioctl

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x28
mov eax, dword [ebp + 0x1c]
push ebx
push esi
push edi
mov esi, 0x4c5938
lea edi, [ebp - 0x18]
movsd dword es:[edi], dword [esi]
and eax, 0x10
push 0
movsw word es:[edi], word [esi]
mov esi, dword [ebp + 0xc]
mov dword [ebp - 0x10], eax
pop ebx
je 0x41c875
cmp esi, ebx
je 0x41c875
mov ax, word [esi]
cmp ax, 0x41
jb 0x41c875
cmp ax, 0x5a
ja 0x41c875
or ax, 0x20
mov word [esi], ax
cmp dword [ebp + 0x14], ebx
je 0x41c891
push dword [ebp + 8]
push ebx
call dword [0x4dd060]
test eax, eax
jne 0x41cb8c
jmp 0x41cb61
push 0x448
lea ecx, [ebp - 4]
call fcn.00444e15
cmp esi, ebx
mov eax, dword [ebp - 4]
mov dword [ebp - 0xc], eax
jne 0x41c90c
push 0xc0000000
push dword [ebp + 8]
call dword [0x4dd078]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push 0x80000000
push dword [ebp + 8]
call dword [0x4dd078]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push 0x80
push dword [ebp + 8]
call dword [0x4dd078]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 2
pop esi
cmp eax, esi
jne 0x41ca8b
xor esi, esi
inc esi
jmp 0x41ca8b
mov edi, dword [sym.imp.KERNEL32.dll_lstrlenW]
push esi
call edi
cmp eax, 2
jne 0x41c926
xor eax, eax
cmp word [esi + 2], 0x3a
sete al
jmp 0x41c947
push esi
call edi
cmp eax, 3
jne 0x41c945
lea eax, [esi + 2]
push 0x4c4a28
push eax
call fcn.004aec3d
neg eax
pop ecx
sbb eax, eax
pop ecx
inc eax
jmp 0x41c947
xor eax, eax
cmp eax, ebx
je 0x41c9f7
cmp dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0xc]
mov ax, word [eax]
mov esi, 0x4c4a18
lea edi, [ebp - 0x28]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
mov word [ebp - 0x20], ax
jne 0x41c998
xor ecx, ecx
mov cx, 0x5a
cmp cx, ax
sbb ecx, ecx
inc ecx
cmp ax, 0x41
sbb edx, edx
inc edx
test edx, ecx
je 0x41c998
test byte [ebp + 0x1c], 0x11
jne 0x41c998
push dword [ebp + 0x18]
movzx eax, ax
push ebx
push eax
call fcn.00413a74
add esp, 0xc
mov esi, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebx
push 0x20000000
push 3
push ebx
push 3
push 0xc0000000
lea eax, [ebp - 0x28]
push eax
call esi
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push ebx
push 0x20000000
push 3
push ebx
push 3
push 0x80000000
lea eax, [ebp - 0x28]
push eax
call esi
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push ebx
push 0x20000000
push 3
push ebx
push 3
push 0x80
lea eax, [ebp - 0x28]
push eax
call esi
jmp 0x41c8e8
push 0xc0000000
push esi
call dword [0x4dd07c]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push 0x80000000
push esi
call dword [0x4dd07c]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
push 0x80
push esi
call dword [0x4dd07c]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41ca51
call dword [sym.imp.KERNEL32.dll_GetLastError]
dec eax
je 0x41ca4d
sub eax, 0x56
je 0x41ca4d
sub eax, 0x3a
je 0x41ca4d
sub eax, 0x7a
je 0x41ca4d
sub eax, 0x101b
push 9
jmp 0x41ca8a
push edi
call fcn.00413b33
test eax, eax
pop ecx
jne 0x41ca67
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 5
jmp 0x41ca8a
mov esi, dword [sym.imp.KERNEL32.dll_DeviceIoControl]
push ebx
lea eax, [ebp + 0x14]
push eax
push 0x448
push dword [ebp - 0xc]
push ebx
push ebx
push 0x83722008
push edi
call esi
test eax, eax
jne 0x41ca9a
push 2
pop esi
lea ecx, [ebp - 4]
call fcn.0043e825
mov eax, esi
jmp 0x41cc48
cmp dword [ebp + 0x14], 0x36
jb 0x41cb59
mov eax, dword [ebp - 0xc]
movzx eax, word [eax + 0x2c]
xor ecx, ecx
cmp ax, bx
setne cl
mov dword [ebp - 0x10], eax
xor eax, eax
cmp dword [ebp + 0xc], ebx
sete al
test eax, ecx
je 0x41cad0
mov ax, word [ebp - 0x10]
mov word [ebp - 0x18], ax
lea eax, [ebp - 0x18]
mov dword [ebp + 0xc], eax
push edi
call dword [sym.imp.KERNEL32.dll_FlushFileBuffers]
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90018
push edi
call esi
test eax, eax
jne 0x41cb15
cmp dword [ebp + 0x10], ebx
je 0x41cb59
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90020
push edi
call esi
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90018
push edi
call esi
jmp 0x41cb2a
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90020
push edi
call esi
test eax, eax
je 0x41cb59
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x2d4808
push edi
call esi
test eax, eax
jne 0x41cb69
cmp dword [ebp + 0x10], ebx
je 0x41cb53
push ebx
push edi
call dword [0x4dd060]
neg eax
sbb eax, eax
inc eax
jmp 0x41cb55
xor eax, eax
cmp eax, ebx
je 0x41cb69
lea ecx, [ebp - 4]
call fcn.0043e825
push 2
pop eax
jmp 0x41cc48
push ebx
lea eax, [ebp + 0x14]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x9001c
push edi
call esi
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
lea ecx, [ebp - 4]
call fcn.0043e825
mov esi, dword [ebp + 0xc]
cmp esi, ebx
je 0x41cc46
mov edi, dword [sym.imp.KERNEL32.dll_lstrlenW]
push esi
call edi
cmp eax, 2
jne 0x41cbae
xor eax, eax
cmp word [esi + 2], 0x3a
sete al
jmp 0x41cbcf
push esi
call edi
cmp eax, 3
jne 0x41cbcd
lea eax, [esi + 2]
push 0x4c4a28
push eax
call fcn.004aec3d
neg eax
pop ecx
sbb eax, eax
pop ecx
inc eax
jmp 0x41cbcf
xor eax, eax
cmp eax, ebx
je 0x41cc25
mov esi, 0x4c5938
lea edi, [ebp - 0xc]
movsd dword es:[edi], dword [esi]
movsw word es:[edi], word [esi]
mov esi, dword [ebp + 0xc]
mov ax, word [esi]
mov word [ebp - 0xc], ax
push ebx
lea eax, [ebp - 0xc]
push eax
push 2
call dword [sym.imp.KERNEL32.dll_DefineDosDeviceW]
xor eax, eax
mov ax, word [esi]
push eax
call fcn.00441fe4
test byte [ebp + 0x1c], 0x11
pop ecx
jne 0x41cc46
lea eax, [ebp - 0x10]
push eax
push dword [ebp + 0x18]
push 3
push ebx
push 7
push 0x219
push 0xffff
call dword [sym.imp.USER32.dll_SendMessageTimeoutW]
jmp 0x41cc46
push esi
call dword [0x4dd080]
test eax, eax
jne 0x41cc46
call dword [sym.imp.KERNEL32.dll_GetLastError]
dec eax
je 0x41cc46
sub eax, 0x56
je 0x41cc46
sub eax, 0x3a
je 0x41cc46
sub eax, 0x7a
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret