Function at 0x41c0aa
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, 0x4a7764
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 0x41c0e9
cmp esi, ebx
je 0x41c0e9
mov ax, word [esi]
cmp ax, 0x41
jb 0x41c0e9
cmp ax, 0x5a
ja 0x41c0e9
or ax, 0x20
mov word [esi], ax
cmp dword [ebp + 0x14], ebx
je 0x41c115
push dword [ebp + 8]
push ebx
call dword [0x4bdf38]
test eax, eax
jne 0x41c485
cmp esi, ebx
jne 0x41c109
mov esi, str.Error
push esi
call fcn.00411968
pop ecx
jmp 0x41c45a
push 0x448
lea ecx, [ebp - 4]
call fcn.0043d29b
cmp esi, ebx
mov eax, dword [ebp - 4]
mov dword [ebp - 0xc], eax
jne 0x41c190
push 0xc0000000
push dword [ebp + 8]
call dword [0x4bdf50]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
push 0x80000000
push dword [ebp + 8]
call dword [0x4bdf50]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
push 0x80
push dword [ebp + 8]
call dword [0x4bdf50]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
call dword [sym.imp.KERNEL32.dll_GetLastError]
push 2
pop esi
cmp eax, esi
jne 0x41c2f7
xor esi, esi
inc esi
jmp 0x41c35b
mov edi, dword [sym.imp.KERNEL32.dll_lstrlenW]
push esi
call edi
cmp eax, 2
jne 0x41c1aa
xor eax, eax
cmp word [esi + 2], 0x3a
sete al
jmp 0x41c1cb
push esi
call edi
cmp eax, 3
jne 0x41c1c9
lea eax, [esi + 2]
push 0x4a673c
push eax
call fcn.0048fcec
neg eax
pop ecx
sbb eax, eax
pop ecx
inc eax
jmp 0x41c1cb
xor eax, eax
cmp eax, ebx
je 0x41c27f
cmp dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0xc]
mov ax, word [eax]
mov esi, str.._:
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 0x41c21c
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 0x41c21c
test byte [ebp + 0x1c], 0x11
jne 0x41c21c
push dword [ebp + 0x18]
movzx eax, ax
push ebx
push eax
call fcn.0041184d
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 0x41c304
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 0x41c304
push ebx
push 0x20000000
push 3
push ebx
push 3
push 0x80
lea eax, [ebp - 0x28]
push eax
call esi
jmp 0x41c16c
push 0xc0000000
push esi
call dword [0x4bdf54]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
push 0x80000000
push esi
call dword [0x4bdf54]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
push 0x80
push esi
call dword [0x4bdf54]
mov edi, eax
cmp edi, 0xffffffff
jne 0x41c304
call dword [sym.imp.KERNEL32.dll_GetLastError]
dec eax
je 0x41c2f3
sub eax, 0x56
je 0x41c2f3
sub eax, 0x3a
je 0x41c2e0
sub eax, 0x7a
je 0x41c2e0
sub eax, 0x101b
je 0x41c2e0
push esi
call fcn.00411968
pop ecx
jmp 0x41c2f3
push esi
push str.Not_a_mount_point:__1_ws__n
push 0x4bc870
call fcn.0041190c
add esp, 0xc
push 9
jmp 0x41c35a
push str.Error_opening_device:
call fcn.00411968
pop ecx
jmp 0x41c35b
push edi
call fcn.004119b9
test eax, eax
pop ecx
jne 0x41c31a
push edi
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push 5
jmp 0x41c35a
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 0x41c36a
push dword [ebp + 0xc]
call fcn.00411968
push dword [ebp + 0xc]
push str._1_ws_:_Is_that_drive_really_an_ImDisk_drive_
push 0x4bc870
call fcn.0041190c
add esp, 0x10
push 2
pop esi
lea ecx, [ebp - 4]
call fcn.00437884
mov eax, esi
jmp 0x41c571
cmp dword [ebp + 0x14], 0x36
jae 0x41c38a
push dword [ebp + 0xc]
push str._1_ws_:_Is_that_drive_really_an_ImDisk_drive_
push 0x4bc870
call fcn.0041190c
add esp, 0xc
jmp 0x41c452
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 0x41c3b6
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 0x41c3fb
cmp dword [ebp + 0x10], ebx
je 0x41c43f
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 0x41c410
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 0x41c43f
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 0x41c462
cmp dword [ebp + 0x10], ebx
je 0x41c439
push ebx
push edi
call dword [0x4bdf38]
neg eax
sbb eax, eax
inc eax
jmp 0x41c43b
xor eax, eax
cmp eax, ebx
je 0x41c462
mov eax, dword [ebp + 0xc]
cmp eax, ebx
jne 0x41c44b
mov eax, str.Error
push eax
call fcn.00411968
pop ecx
lea ecx, [ebp - 4]
call fcn.00437884
push 2
pop eax
jmp 0x41c571
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.00437884
mov esi, dword [ebp + 0xc]
cmp esi, ebx
je 0x41c56f
mov edi, dword [sym.imp.KERNEL32.dll_lstrlenW]
push esi
call edi
cmp eax, 2
jne 0x41c4a7
xor eax, eax
cmp word [esi + 2], 0x3a
sete al
jmp 0x41c4c8
push esi
call edi
cmp eax, 3
jne 0x41c4c6
lea eax, [esi + 2]
push 0x4a673c
push eax
call fcn.0048fcec
neg eax
pop ecx
sbb eax, eax
pop ecx
inc eax
jmp 0x41c4c8
xor eax, eax
cmp eax, ebx
je 0x41c529
mov esi, 0x4a7764
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]
test eax, eax
jne 0x41c4f9
push esi
call fcn.00411968
pop ecx
xor eax, eax
mov ax, word [esi]
push eax
call fcn.0043ac23
test byte [ebp + 0x1c], 0x11
pop ecx
jne 0x41c56f
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 0x41c56f
push esi
call dword [0x4bdf58]
test eax, eax
jne 0x41c56f
call dword [sym.imp.KERNEL32.dll_GetLastError]
dec eax
je 0x41c56f
sub eax, 0x56
je 0x41c56f
sub eax, 0x3a
je 0x41c55c
sub eax, 0x7a
je 0x41c55c
sub eax, 0x101b
je 0x41c55c
push esi
call fcn.00411968
pop ecx
jmp 0x41c56f
push esi
push str.Not_a_mount_point:__1_ws__n
push 0x4bc870
call fcn.0041190c
add esp, 0xc
xor eax, eax
pop edi
pop esi
pop ebx
leave
ret