Function at 0x45f36b
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x38
push ebx
xor ebx, ebx
test byte [ebp + 0x10], 0x80
push esi
push edi
mov esi, eax
mov dword [ebp - 0x24], ebx
mov dword [ebp - 0x28], ebx
mov byte [ebp - 2], bl
mov dword [ebp - 0x38], 0xc
mov dword [ebp - 0x34], ebx
je 0x45f39a
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x45f3a4
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00461a5a
test eax, eax
pop ecx
je 0x45f3bf
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0044f291
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00453a1d
test eax, eax
pop ecx
je 0x45f3da
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0044f291
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x45f3f7
test ecx, 0x74000
jne 0x45f3f3
cmp dword [ebp - 0x24], eax
je 0x45f3f7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x45f451
dec eax
je 0x45f43b
dec eax
je 0x45f436
call fcn.00454133
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00454120
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0044f38d
add esp, 0x14
jmp 0x45fa04
mov dword [ebp - 8], edx
jmp 0x45f454
test cl, 8
je 0x45f448
test ecx, 0x70000
jne 0x45f436
mov dword [ebp - 8], 0x40000000
jmp 0x45f454
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x45f495
sub eax, ecx
je 0x45f48c
sub eax, ecx
je 0x45f483
sub eax, ecx
je 0x45f47a
sub eax, 0x40
jne 0x45f410
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x45f498
mov dword [ebp - 0x10], 3
jmp 0x45f498
mov dword [ebp - 0x10], 2
jmp 0x45f498
mov dword [ebp - 0x10], 1
jmp 0x45f498
mov dword [ebp - 0x10], ebx
mov eax, dword [ebp + 0x10]
mov edx, 0x700
and eax, edx
mov ecx, 0x400
cmp eax, ecx
mov edi, 0x100
jg 0x45f4eb
je 0x45f4e2
cmp eax, ebx
je 0x45f4e2
cmp eax, edi
je 0x45f4d9
cmp eax, 0x200
je 0x45f55e
cmp eax, 0x300
jne 0x45f410
mov dword [ebp - 0x14], 2
jmp 0x45f508
mov dword [ebp - 0x14], 4
jmp 0x45f508
mov dword [ebp - 0x14], 3
jmp 0x45f508
cmp eax, 0x500
je 0x45f501
cmp eax, 0x600
je 0x45f55e
cmp eax, edx
jne 0x45f410
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45f52c
mov ecx, dword [0x47c5c0]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45f52c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x45f548
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x45f548
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x45f551
or dword [ebp - 0xc], edi
test al, 0x20
je 0x45f567
or dword [ebp - 0xc], 0x8000000
jmp 0x45f572
mov dword [ebp - 0x14], 5
jmp 0x45f508
test al, 0x10
je 0x45f572
or dword [ebp - 0xc], 0x10000000
call fcn.0045e62c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x45f598
call fcn.00454133
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00454120
mov dword [eax], 0x18
jmp 0x45f626
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileW]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x38]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x45f632
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45f5fe
test byte [ebp + 0x10], 1
je 0x45f5fe
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push dword [ebp - 0x14]
push eax
push dword [ebp - 0x10]
push dword [ebp - 8]
push dword [ebp + 0xc]
call edi
cmp eax, 0xffffffff
mov dword [ebp - 0x1c], eax
jne 0x45f632
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x47d4c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00454146
pop ecx
call fcn.00454120
mov eax, dword [eax]
jmp 0x45fac0
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x45f683
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x47d4c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00454146
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x45f626
call fcn.00454120
mov dword [eax], 0xd
jmp 0x45f626
cmp eax, 2
jne 0x45f68e
or byte [ebp - 1], 0x40
jmp 0x45f697
cmp eax, 3
jne 0x45f697
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0045e3fb
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x47d4c0]
pop ecx
pop ecx
mov cl, byte [ebp - 1]
or cl, 1
mov byte [edx + eax + 4], cl
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x47d4c0]
lea eax, [edx + eax + 0x24]
and byte [eax], 0x80
mov byte [ebp - 3], cl
and byte [ebp - 3], 0x48
mov byte [ebp - 1], cl
jne 0x45f76d
test cl, 0x80
je 0x45f83d
test byte [ebp + 0x10], 2
je 0x45f76d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.004552d4
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x45f72b
call fcn.00454133
cmp dword [eax], 0x83
je 0x45f76d
push dword [esi]
call fcn.00456195
jmp 0x45f625
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00455ad7
add esp, 0xc
test eax, eax
jne 0x45f75d
cmp word [ebp - 0x2c], 0x1a
jne 0x45f75d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004617ea
add esp, 0xc
cmp eax, edi
je 0x45f71f
push ebx
push ebx
push dword [esi]
call fcn.004552d4
add esp, 0xc
cmp eax, edi
je 0x45f71f
test byte [ebp - 1], 0x80
je 0x45f83d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x45f795
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x45f792
or dword [ebp + 0x10], edi
jmp 0x45f795
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x45f7e2
cmp eax, 0x10000
je 0x45f7ce
cmp eax, 0x14000
je 0x45f7ce
cmp eax, 0x20000
je 0x45f7dc
cmp eax, 0x24000
je 0x45f7dc
cmp eax, 0x40000
je 0x45f7c8
cmp eax, 0x44000
jne 0x45f7e5
mov byte [ebp - 2], 1
jmp 0x45f7e5
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x45f7e5
mov byte [ebp - 2], 2
jmp 0x45f7e5
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x45f83d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x45f83d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x45f997
cmp eax, 0x80000000
je 0x45f95e
cmp eax, ecx
jne 0x45f83d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45f83d
cmp eax, 2
jbe 0x45fa3f
cmp eax, 4
jbe 0x45f930
cmp eax, 5
je 0x45fa3f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47d4c0]
lea eax, [ecx + eax + 0x24]
mov cl, byte [eax]
xor cl, byte [ebp - 2]
and cl, 0x7f
xor byte [eax], cl
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47d4c0]
lea eax, [ecx + eax + 0x24]
mov ecx, dword [ebp + 0x10]
mov dl, byte [eax]
shr ecx, 0x10
shl cl, 7
and dl, 0x7f
or cl, dl
cmp byte [ebp - 3], bl
mov byte [eax], cl
jne 0x45f8af
test byte [ebp + 0x10], 8
je 0x45f8af
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47d4c0]
lea eax, [ecx + eax + 4]
or byte [eax], 0x20
mov edi, dword [ebp - 8]
mov eax, 0xc0000000
mov ecx, edi
and ecx, eax
cmp ecx, eax
jne 0x45fabe
test byte [ebp + 0x10], 1
je 0x45fabe
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x38]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileW]
cmp eax, 0xffffffff
jne 0x45faa7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00454146
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47d4c0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0045e478
pop ecx
jmp 0x45f625
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045f031
add esp, 0x10
or eax, edx
je 0x45fa3f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045f031
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x45f71f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00455ad7
add esp, 0xc
cmp eax, 0xffffffff
je 0x45f71f
cmp eax, 2
je 0x45f9e3
cmp eax, 3
jne 0x45fa31
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x45f9e3
mov byte [ebp - 2], 1
jmp 0x45f83d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45f83d
cmp eax, 2
jbe 0x45fa3f
cmp eax, 4
ja 0x45f834
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045f031
add esp, 0x10
or eax, edx
je 0x45fa3f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045f031
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x45f83d
jmp 0x45f71f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x45fa0b
push dword [esi]
call fcn.00456195
pop ecx
call fcn.00454120
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x45fac0
cmp eax, 0xfeff
jne 0x45fa31
push ebx
push 2
push dword [esi]
call fcn.004552d4
add esp, 0xc
cmp eax, 0xffffffff
je 0x45f71f
mov byte [ebp - 2], 2
jmp 0x45f83d
push ebx
push ebx
push dword [esi]
call fcn.004552d4
add esp, 0xc
jmp 0x45f9d5
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x45fa5f
dec eax
jne 0x45f83d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x45fa6d
mov dword [ebp - 0x18], 0xbfbbef
mov dword [ebp - 0x14], 3
mov eax, dword [ebp - 0x14]
sub eax, edi
push eax
lea eax, [ebp + edi - 0x18]
push eax
push dword [esi]
call fcn.0045ed91
add esp, 0xc
cmp eax, 0xffffffff
je 0x45fa93
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x45fa6d
jmp 0x45f83d
push dword [esi]
call fcn.00456195
pop ecx
call fcn.00454120
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x45fac0
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47d4c0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret