Function at 0x140027ab4
Capabilities:
Unmount volume via ioctl

Disassembly:
mov qword [rsp + 8], rbx
mov qword [rsp + 0x10], rbp
push rsi
push rdi
push r12
push r13
push r14
sub rsp, 0x60
mov esi, dword [rsp + 0xb8]
mov rdi, rdx
lea rdx, [0x140000000]
mov eax, dword [rdx + 0x117960]
mov ebp, ecx
lea rcx, [rsp + 0x40]
mov dword [rcx], eax
movzx eax, word [rdx + 0x117964]
xor r12d, r12d
and esi, 0x10
mov r13d, r8d
mov word [rcx + 4], ax
je 0x140027b1b
cmp rdi, r12
je 0x140027b1b
movzx eax, word [rdi]
cmp ax, 0x41
jb 0x140027b1b
cmp ax, 0x5a
ja 0x140027b1b
or ax, 0x20
mov word [rdi], ax
mov r14d, dword [rsp + 0xb0]
mov ebx, 2
cmp r9d, r12d
je 0x140027b47
mov edx, ebp
xor ecx, ecx
call qword [0x140133068]
cmp eax, r12d
jne 0x140027fd8
mov eax, ebx
jmp 0x1400280f6
lea rcx, [rsp + 0x48]
mov edx, 0x448
call fcn.1400613f4
mov r12, qword [rsp + 0x48]
test rdi, rdi
jne 0x140027ba6
mov edx, 0xc0000000
mov ecx, ebp
call qword [0x140133098]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
mov edx, 0x80000000
mov ecx, ebp
call qword [0x140133098]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
mov edx, 0x80
mov ecx, ebp
call qword [0x140133098]
jmp 0x140027cee
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, ebx
jne 0x140027bc1
xor ecx, ecx
lea ebp, [rcx + 0x3a]
cmp word [rdi + 2], bp
sete cl
jmp 0x140027bef
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, 3
jne 0x140027be8
lea rcx, [rdi + 2]
lea rdx, [0x140116910]
call fcn.1400fa984
xor ecx, ecx
test eax, eax
sete cl
jmp 0x140027bea
xor ecx, ecx
mov ebp, 0x3a
test ecx, ecx
je 0x140027d11
lea rdx, [0x140000000]
lea rcx, [rsp + 0x50]
mov rax, qword [rdx + 0x116900]
mov qword [rcx], rax
mov eax, dword [rdx + 0x116908]
mov dword [rcx + 8], eax
movzx eax, word [rdx + 0x11690c]
movzx edx, word [rdi]
mov word [rcx + 0xc], ax
mov word [rsp + 0x58], dx
test esi, esi
jne 0x140027c5a
xor ecx, ecx
cmp dx, 0x5a
setbe cl
xor eax, eax
cmp dx, 0x41
setae al
test eax, ecx
je 0x140027c5a
test byte [rsp + 0xb8], 0x11
jne 0x140027c5a
movzx ecx, dx
mov r8d, r14d
xor edx, edx
call fcn.14001c09c
and qword [rsp + 0x30], 0
mov eax, 3
mov ebp, 0x20000000
lea rcx, [rsp + 0x50]
xor r9d, r9d
mov edx, 0xc0000000
mov r8d, eax
mov dword [rsp + 0x28], ebp
mov dword [rsp + 0x20], eax
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
and qword [rsp + 0x30], 0
lea eax, [rsi + 4]
lea rcx, [rsp + 0x50]
mov r8d, eax
xor r9d, r9d
mov edx, 0x80000000
mov dword [rsp + 0x28], ebp
mov dword [rsp + 0x20], eax
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
and qword [rsp + 0x30], 0
lea eax, [rsi + 4]
lea rcx, [rsp + 0x50]
lea edx, [rax + 0x7d]
xor r9d, r9d
mov r8d, eax
mov dword [rsp + 0x28], ebp
mov dword [rsp + 0x20], eax
call qword [sym.imp.KERNEL32.dll_CreateFileW]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
call qword [sym.imp.KERNEL32.dll_GetLastError]
cmp eax, ebx
jne 0x140027f86
lea ebx, [rsi + 2]
jmp 0x140027f86
mov edx, 0xc0000000
mov rcx, rdi
call qword [0x1401330a0]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
mov edx, 0x80000000
mov rcx, rdi
call qword [0x1401330a0]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
mov edx, 0x80
mov rcx, rdi
call qword [0x1401330a0]
mov rsi, rax
cmp rax, 0xffffffffffffffff
jne 0x140027dae
call qword [sym.imp.KERNEL32.dll_GetLastError]
sub eax, 1
je 0x140027d9a
sub eax, 0x56
je 0x140027d9a
sub eax, ebp
je 0x140027d82
sub eax, 0x7a
je 0x140027d82
cmp eax, 0x101b
je 0x140027d82
lea ebx, [rsi + 0xa]
jmp 0x140027f86
call fcn.1400fa760
lea rdx, str.Not_a_mount_point:__1_ws__n
mov r8, rdi
lea rcx, [rax + 0x60]
call fcn.14001c1c8
lea rcx, [rsp + 0x48]
call fcn.1400590a4
mov eax, 9
jmp 0x1400280f6
mov rcx, rsi
call fcn.14001c1d8
mov rcx, rsi
test eax, eax
jne 0x140027dcd
call qword [sym.imp.KERNEL32.dll_CloseHandle]
mov ebx, 5
jmp 0x140027f86
and qword [rsp + 0x38], 0
lea rax, [rsp + 0xa8]
xor r9d, r9d
mov qword [rsp + 0x30], rax
xor r8d, r8d
mov edx, 0x83722008
mov dword [rsp + 0x28], 0x448
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
test eax, eax
jne 0x140027e1f
call fcn.1400fa760
lea rdx, str._1_ws_:_Is_that_drive_really_an_ImDisk_drive_
mov r8, rdi
lea rcx, [rax + 0x60]
call fcn.14001c1c8
jmp 0x140027f86
cmp dword [rsp + 0xa8], 0x36
jb 0x140027e02
movzx edx, word [r12 + 0x2c]
xor r12d, r12d
cmp dx, r12w
mov ecx, r12d
mov eax, r12d
setne cl
cmp rdi, r12
sete al
test eax, ecx
je 0x140027e53
mov word [rsp + 0x40], dx
lea rdi, [rsp + 0x40]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_FlushFileBuffers]
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
mov qword [rsp + 0x30], rax
mov ebp, 0x90018
xor r9d, r9d
xor r8d, r8d
mov rcx, rsi
mov edx, ebp
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
cmp eax, r12d
jne 0x140027ef9
cmp r13d, r12d
je 0x140027f86
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
lea edx, [rbp + 8]
mov qword [rsp + 0x30], rax
xor r9d, r9d
xor r8d, r8d
mov rcx, rsi
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
mov qword [rsp + 0x30], rax
xor r9d, r9d
xor r8d, r8d
mov edx, ebp
mov rcx, rsi
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
jmp 0x140027f2e
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
xor r9d, r9d
mov qword [rsp + 0x30], rax
xor r8d, r8d
mov edx, 0x90020
mov rcx, rsi
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
cmp eax, r12d
je 0x140027f86
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
xor r9d, r9d
mov qword [rsp + 0x30], rax
xor r8d, r8d
mov edx, 0x2d4808
mov rcx, rsi
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
cmp eax, r12d
jne 0x140027f95
cmp r13d, r12d
je 0x140027f7e
xor edx, edx
mov rcx, rsi
call qword [0x140133068]
mov ecx, r12d
cmp eax, r12d
sete cl
jmp 0x140027f81
mov ecx, r12d
cmp ecx, r12d
je 0x140027f95
lea rcx, [rsp + 0x48]
call fcn.1400590a4
jmp 0x140027b40
mov qword [rsp + 0x38], r12
lea rax, [rsp + 0xa8]
xor r9d, r9d
mov qword [rsp + 0x30], rax
xor r8d, r8d
mov edx, 0x9001c
mov rcx, rsi
mov dword [rsp + 0x28], r12d
mov qword [rsp + 0x20], r12
call qword [sym.imp.KERNEL32.dll_DeviceIoControl]
mov rcx, rsi
call qword [sym.imp.KERNEL32.dll_CloseHandle]
lea rcx, [rsp + 0x48]
call fcn.1400590a4
cmp rdi, r12
je 0x1400280f4
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, ebx
jne 0x140027fff
mov esi, 0x3a
mov ecx, r12d
cmp word [rdi + 2], si
sete cl
jmp 0x140028030
mov rcx, rdi
call qword [sym.imp.KERNEL32.dll_lstrlenW]
cmp eax, 3
jne 0x140028028
lea rcx, [rdi + 2]
lea rdx, [0x140116910]
call fcn.1400fa984
mov ecx, r12d
cmp eax, r12d
sete cl
jmp 0x14002802b
mov ecx, r12d
mov esi, 0x3a
cmp ecx, r12d
je 0x1400280ae
lea rcx, [rsp + 0x48]
lea rdx, [0x140000000]
xor r8d, r8d
mov eax, dword [rdx + 0x117960]
mov dword [rcx], eax
movzx eax, word [rdx + 0x117964]
lea rdx, [rsp + 0x48]
mov word [rcx + 4], ax
movzx eax, word [rdi]
mov ecx, ebx
mov word [rsp + 0x48], ax
call qword [sym.imp.KERNEL32.dll_DefineDosDeviceW]
movzx ecx, word [rdi]
call fcn.14005d644
test byte [rsp + 0xb8], 0x11
jne 0x1400280f4
xor r9d, r9d
lea rax, [rsp + 0x50]
mov edx, 0x219
mov qword [rsp + 0x30], rax
lea r8d, [r9 + 7]
mov ecx, 0xffff
mov dword [rsp + 0x28], r14d
mov dword [rsp + 0x20], 3
call qword [sym.imp.USER32.dll_SendMessageTimeoutW]
jmp 0x1400280f4
mov rcx, rdi
call qword [0x1401330a8]
cmp eax, r12d
jne 0x1400280f4
call qword [sym.imp.KERNEL32.dll_GetLastError]
sub eax, 1
je 0x1400280f4
sub eax, 0x56
je 0x1400280f4
sub eax, esi
je 0x1400280dc
sub eax, 0x7a
je 0x1400280dc
cmp eax, 0x101b
jne 0x1400280f4
call fcn.1400fa760
lea rdx, str.Not_a_mount_point:__1_ws__n
mov r8, rdi
lea rcx, [rax + 0x60]
call fcn.14001c1c8
xor eax, eax
lea r11, [rsp + 0x60]
mov rbx, qword [r11 + 0x30]
mov rbp, qword [r11 + 0x38]
mov rsp, r11
pop r14
pop r13
pop r12
pop rdi
pop rsi
ret