Function at 0x4051f3
Capabilities:
Enumerate disk volumes
Get disk information via ioctl
Unmount volume via ioctl

Disassembly:
push ebp
lea ebp, [esp - 0x5c]
sub esp, 0xe14
mov edx, dword [ebp + 0x6c]
push ebx
xor ebx, ebx
cmp edx, ebx
push esi
lea eax, [ebp - 0xdb8]
push edi
mov dword [ebp + 0x3c], eax
mov word [ebp - 0xdb8], bx
jl 0x405227
jg 0x405221
cmp dword [ebp + 0x68], ebx
jb 0x405227
mov byte [ebp + 0x5b], 1
jmp 0x40522a
mov byte [ebp + 0x5b], bl
mov ecx, dword [ebp + 0x68]
add ecx, dword [ebp + 0x70]
mov eax, edx
adc eax, dword [ebp + 0x74]
mov dword [ebp + 0x34], ecx
cmp eax, edx
mov dword [ebp + 0x38], eax
ja 0x405251
jb 0x405246
cmp ecx, dword [ebp + 0x68]
jae 0x405251
or dword [ebp + 0x34], 0xffffffff
mov dword [ebp + 0x38], 0x7fffffff
mov eax, dword [ebp + 0x78]
mov esi, dword [ebp + 0x7c]
mov ecx, dword [ebp + 0x68]
and eax, 1
mov dword [ebp + 0x44], eax
xor eax, eax
cmp esi, ebx
setne al
and ecx, edx
cmp ecx, 0xffffffff
mov dword [ebp + 0x4c], ebx
mov dword [ebp + 0x50], eax
mov eax, dword [0x4d7cb0]
mov dword [ebp + 0x74], eax
jne 0x4052db
cmp eax, ebx
je 0x4052d4
cmp dword [eax], ebx
lea ecx, [eax + 4]
mov esi, eax
mov dword [ebp + 0x74], ecx
jle 0x4052ca
dec dword [esi]
mov eax, dword [esi]
mov ecx, dword [ebp + 0x74]
lea eax, [ecx + eax*4]
mov edi, dword [eax]
cmp edi, ebx
mov dword [eax], ebx
mov dword [ebp + 0x7c], ebx
je 0x4052c6
push ebx
lea eax, [ebp + 0x7c]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x9001c
push edi
mov dword [ebp + 0x7c], ebx
call dword [sym.imp.KERNEL32.DLL_DeviceIoControl]
call dword [sym.imp.KERNEL32.DLL_GetLastError]
push edi
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp dword [esi], ebx
jg 0x40528c
mov ecx, 0x4d7cb0
call fcn.0043da89
xor eax, eax
jmp 0x4055dc
cmp esi, ebx
jne 0x4052f9
push 0x514
lea eax, [ebp - 0xdb8]
push eax
call dword [sym.imp.KERNEL32.DLL_FindFirstVolumeW]
cmp eax, 0xffffffff
mov dword [ebp + 0x4c], eax
je 0x405319
cmp dword [ebp + 0x74], ebx
jne 0x405323
push 0x7d4
mov ecx, 0x4d7cb0
call fcn.00443e29
mov eax, dword [0x4d7cb0]
cmp eax, ebx
mov dword [ebp + 0x74], eax
jne 0x405321
xor eax, eax
inc eax
jmp 0x4055dc
mov dword [eax], ebx
mov eax, dword [ebp + 0x74]
add dword [ebp + 0x74], 4
cmp esi, ebx
mov dword [ebp + 0x30], eax
je 0x405334
mov dword [ebp + 0x3c], esi
mov edi, dword [ebp + 0x3c]
push edi
call dword [sym.imp.KERNEL32.DLL_lstrlenW]
dec eax
cmp eax, ebx
jle 0x4055a9
lea eax, [edi + eax*2]
cmp word [eax], 0x5c
jne 0x405353
mov word [eax], bx
mov esi, dword [sym.imp.KERNEL32.DLL_SetLastError]
push ebx
call esi
push ebx
push 0x80
push 3
push ebx
push 7
push 0x80000000
push edi
call dword [sym.imp.KERNEL32.DLL_CreateFileW]
cmp eax, 0xffffffff
mov dword [ebp + 0x78], eax
je 0x4055a9
push ebx
mov dword [ebp + 0x54], 0xffffff9c
call esi
cmp dword [ebp + 0x7c], ebx
mov esi, dword [sym.imp.KERNEL32.DLL_DeviceIoControl]
jne 0x40548f
xor eax, eax
mov dword [ebp - 0x38c], ebx
mov ecx, 0xc7
lea edi, [ebp - 0x388]
rep stosd dword es:[edi], eax
lea edi, [ebp + 0x24]
stosd dword es:[edi], eax
stosd dword es:[edi], eax
push ebx
stosd dword es:[edi], eax
or dword [ebp + 0x28], 0xffffffff
lea eax, [ebp - 0x38c]
push eax
push 0xc
lea eax, [ebp + 0x24]
push eax
push ebx
push ebx
push 0x2d1080
push dword [ebp + 0x78]
call esi
test eax, eax
je 0x4053dc
movsx eax, word [ebp + 0x28]
mov dword [ebp + 0x54], eax
mov eax, dword [ebp + 0x54]
cmp dword [ebp + 0x64], eax
jne 0x40559b
push 0x24
pop ecx
xor eax, eax
lea edi, [ebp - 0x6c]
rep stosd dword es:[edi], eax
mov edi, 0x90
push edi
lea eax, [ebp - 0x6c]
push ebx
push eax
call fcn.004aa020
or dword [ebp - 0x54], 0xffffffff
add esp, 0xc
push ebx
lea eax, [ebp - 0x38c]
push eax
push edi
lea eax, [ebp - 0x6c]
push eax
push ebx
push ebx
push 0x70048
push dword [ebp + 0x78]
call esi
cmp eax, ebx
mov ecx, dword [ebp - 0x54]
jne 0x405459
push 0x20
lea eax, [ebp - 0x64]
push ebx
push eax
call fcn.004aa020
or dword [ebp - 0x50], 0xffffffff
add esp, 0xc
push ebx
lea eax, [ebp - 0x38c]
push eax
push 0x20
lea eax, [ebp - 0x64]
push eax
push ebx
push ebx
push 0x74004
push dword [ebp + 0x78]
call esi
mov ecx, dword [ebp - 0x50]
cmp ecx, 0xffffffff
je 0x40548b
cmp byte [ebp + 0x5b], bl
je 0x40548f
mov edx, dword [ebp - 0x60]
cmp edx, dword [ebp + 0x38]
ja 0x40548b
mov eax, dword [ebp - 0x64]
jb 0x405475
cmp eax, dword [ebp + 0x34]
jae 0x40548b
mov ecx, dword [ebp - 0x5c]
add ecx, eax
mov eax, dword [ebp - 0x58]
adc eax, edx
cmp eax, dword [ebp + 0x6c]
jg 0x40548f
jl 0x40548b
cmp ecx, dword [ebp + 0x68]
jae 0x40548f
or dword [ebp + 0x54], 0xffffffff
mov eax, dword [ebp + 0x54]
cmp dword [ebp + 0x64], eax
je 0x4054a0
cmp dword [ebp + 0x7c], ebx
je 0x40559b
push dword [ebp + 0x78]
mov edi, dword [sym.imp.KERNEL32.DLL_FlushFileBuffers]
mov dword [ebp + 0x54], ebx
mov dword [ebp + 0x48], ebx
call edi
push dword [ebp + 0x78]
call edi
push dword [ebp + 0x78]
call edi
push dword [ebp + 0x78]
call edi
xor edi, edi
push ebx
lea eax, [ebp + 0x54]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90018
push dword [ebp + 0x78]
mov dword [ebp + 0x54], ebx
call esi
cmp eax, ebx
mov dword [ebp + 0x40], eax
jne 0x4054f0
push 0xa
call dword [sym.imp.KERNEL32.DLL_Sleep]
dec edi
jns 0x4054c2
call dword [sym.imp.KERNEL32.DLL_GetLastError]
cmp dword [ebp + 0x44], ebx
mov edi, dword [ebp + 0x40]
je 0x405526
push 4
pop esi
push ebx
lea eax, [ebp + 0x54]
push eax
push ebx
push ebx
push ebx
push ebx
push 0x90020
push dword [ebp + 0x78]
mov dword [ebp + 0x54], ebx
call dword [sym.imp.KERNEL32.DLL_DeviceIoControl]
mov edi, eax
cmp edi, ebx
jne 0x405533
push 0xa
call dword [sym.imp.KERNEL32.DLL_Sleep]
dec esi
jns 0x4054fb
cmp edi, ebx
jne 0x405533
call dword [sym.imp.KERNEL32.DLL_GetLastError]
mov dword [ebp + 0x48], eax
cmp dword [ebp + 0x7c], ebx
je 0x405560
cmp dword [ebp + 0x44], ebx
je 0x405547
cmp edi, 1
jne 0x405547
mov dword [ebp + 0x50], ebx
jmp 0x405581
xor ecx, ecx
inc ecx
cmp dword [ebp + 0x40], ecx
je 0x405542
mov eax, dword [ebp + 0x48]
cmp eax, ebx
je 0x40555b
mov dword [ebp + 0x50], eax
jmp 0x405581
mov dword [ebp + 0x50], ecx
jmp 0x405581
cmp dword [ebp + 0x44], ebx
je 0x40556a
cmp edi, 1
je 0x405581
cmp dword [ebp + 0x40], 1
je 0x405581
mov eax, dword [ebp + 0x48]
cmp eax, ebx
mov dword [ebp + 0x50], eax
jne 0x405581
mov dword [ebp + 0x50], 1
mov ecx, dword [ebp + 0x30]
mov eax, dword [ecx]
cmp eax, 0x1f4
jge 0x405598
mov edx, dword [ebp + 0x78]
mov esi, dword [ebp + 0x74]
mov dword [esi + eax*4], edx
inc dword [ecx]
mov dword [ebp + 0x78], ebx
cmp dword [ebp + 0x78], ebx
je 0x4055a9
push dword [ebp + 0x78]
call dword [sym.imp.KERNEL32.DLL_CloseHandle]
cmp dword [ebp + 0x7c], ebx
jne 0x4055cb
mov eax, dword [ebp + 0x3c]
push 0x514
push eax
push dword [ebp + 0x4c]
mov word [eax], bx
call dword [sym.imp.KERNEL32.DLL_FindNextVolumeW]
test eax, eax
jne 0x405334
cmp dword [ebp + 0x4c], ebx
je 0x4055d9
push dword [ebp + 0x4c]
call dword [sym.imp.KERNEL32.DLL_FindVolumeClose]
mov eax, dword [ebp + 0x50]
pop edi
pop esi
pop ebx
add ebp, 0x5c
leave
ret