Function at 0x45331b
Capabilities:
Encrypt data using speck

Disassembly:
push ebp
mov ebp, esp
sub esp, 0x34
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 - 0x34], 0xc
mov dword [ebp - 0x30], ebx
je 0x45334a
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x453354
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00458a55
test eax, eax
pop ecx
je 0x45336f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043b862
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0044378c
test eax, eax
pop ecx
je 0x45338a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.0043b862
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x4533a7
test ecx, 0x74000
jne 0x4533a3
cmp dword [ebp - 0x24], eax
je 0x4533a7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x453401
dec eax
je 0x4533eb
dec eax
je 0x4533e6
call fcn.0043a76c
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043a759
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043b95e
add esp, 0x14
jmp 0x4539b3
mov dword [ebp - 8], edx
jmp 0x453404
test cl, 8
je 0x4533f8
test ecx, 0x70000
jne 0x4533e6
mov dword [ebp - 8], 0x40000000
jmp 0x453404
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x453445
sub eax, ecx
je 0x45343c
sub eax, ecx
je 0x453433
sub eax, ecx
je 0x45342a
sub eax, 0x40
jne 0x4533c0
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x453448
mov dword [ebp - 0x10], 3
jmp 0x453448
mov dword [ebp - 0x10], 2
jmp 0x453448
mov dword [ebp - 0x10], 1
jmp 0x453448
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 0x45349b
je 0x453492
cmp eax, ebx
je 0x453492
cmp eax, edi
je 0x453489
cmp eax, 0x200
je 0x45350e
cmp eax, 0x300
jne 0x4533c0
mov dword [ebp - 0x14], 2
jmp 0x4534b8
mov dword [ebp - 0x14], 4
jmp 0x4534b8
mov dword [ebp - 0x14], 3
jmp 0x4534b8
cmp eax, 0x500
je 0x4534b1
cmp eax, 0x600
je 0x45350e
cmp eax, edx
jne 0x4533c0
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4534dc
mov ecx, dword [0x50da4c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4534dc
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4534f8
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4534f8
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x453501
or dword [ebp - 0xc], edi
test al, 0x20
je 0x453517
or dword [ebp - 0xc], 0x8000000
jmp 0x453522
mov dword [ebp - 0x14], 5
jmp 0x4534b8
test al, 0x10
je 0x453522
or dword [ebp - 0xc], 0x10000000
call fcn.0045432c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x453548
call fcn.0043a76c
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0043a759
mov dword [eax], 0x18
jmp 0x4535d6
mov eax, dword [ebp + 8]
mov edi, dword [sym.imp.KERNEL32.dll_CreateFileA]
push ebx
push dword [ebp - 0xc]
mov dword [eax], 1
push dword [ebp - 0x14]
lea eax, [ebp - 0x34]
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 0x4535e2
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x4535ae
test byte [ebp + 0x10], 1
je 0x4535ae
and dword [ebp - 8], 0x7fffffff
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
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 0x4535e2
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x50f040]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0043a77f
pop ecx
call fcn.0043a759
mov eax, dword [eax]
jmp 0x453a6f
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x453633
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x50f040]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0043a77f
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4535d6
call fcn.0043a759
mov dword [eax], 0xd
jmp 0x4535d6
cmp eax, 2
jne 0x45363e
or byte [ebp - 1], 0x40
jmp 0x453647
cmp eax, 3
jne 0x453647
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.004540fb
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x50f040]
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 + 0x50f040]
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 0x45371c
test cl, 0x80
je 0x4537ec
test byte [ebp + 0x10], 2
je 0x45371c
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00446cab
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4536db
call fcn.0043a76c
cmp dword [eax], 0x83
je 0x45371c
push dword [esi]
call fcn.004456f7
jmp 0x4535d5
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00445bab
add esp, 0xc
test eax, eax
jne 0x45370c
cmp byte [ebp - 4], 0x1a
jne 0x45370c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.004587e5
add esp, 0xc
cmp eax, edi
je 0x4536cf
push ebx
push ebx
push dword [esi]
call fcn.00446cab
add esp, 0xc
cmp eax, edi
je 0x4536cf
test byte [ebp - 1], 0x80
je 0x4537ec
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x453744
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x453741
or dword [ebp + 0x10], edi
jmp 0x453744
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x453791
cmp eax, 0x10000
je 0x45377d
cmp eax, 0x14000
je 0x45377d
cmp eax, 0x20000
je 0x45378b
cmp eax, 0x24000
je 0x45378b
cmp eax, 0x40000
je 0x453777
cmp eax, 0x44000
jne 0x453794
mov byte [ebp - 2], 1
jmp 0x453794
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x453794
mov byte [ebp - 2], 2
jmp 0x453794
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4537ec
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4537ec
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x453946
cmp eax, 0x80000000
je 0x45390d
cmp eax, ecx
jne 0x4537ec
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4537ec
cmp eax, 2
jbe 0x4539ee
cmp eax, 4
jbe 0x4538df
cmp eax, 5
je 0x4539ee
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50f040]
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 + 0x50f040]
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 0x45385e
test byte [ebp + 0x10], 8
je 0x45385e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50f040]
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 0x453a6d
test byte [ebp + 0x10], 1
je 0x453a6d
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
push ebx
push dword [ebp - 0xc]
lea eax, [ebp - 0x34]
push 3
push eax
push dword [ebp - 0x10]
and edi, 0x7fffffff
push edi
push dword [ebp + 0xc]
call dword [sym.imp.KERNEL32.dll_CreateFileA]
cmp eax, 0xffffffff
jne 0x453a56
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0043a77f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50f040]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00454178
pop ecx
jmp 0x4535d5
push 2
push ebx
push ebx
push dword [esi]
call fcn.004545f0
add esp, 0x10
or eax, edx
je 0x4539ee
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004545f0
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4536cf
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00445bab
add esp, 0xc
cmp eax, 0xffffffff
je 0x4536cf
cmp eax, 2
je 0x453992
cmp eax, 3
jne 0x4539e0
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x453992
mov byte [ebp - 2], 1
jmp 0x4537ec
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4537ec
cmp eax, 2
jbe 0x4539ee
cmp eax, 4
ja 0x4537e3
push 2
push ebx
push ebx
push dword [esi]
call fcn.004545f0
add esp, 0x10
or eax, edx
je 0x4539ee
push ebx
push ebx
push ebx
push dword [esi]
call fcn.004545f0
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4537ec
jmp 0x4536cf
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x4539ba
push dword [esi]
call fcn.004456f7
pop ecx
call fcn.0043a759
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x453a6f
cmp eax, 0xfeff
jne 0x4539e0
push ebx
push 2
push dword [esi]
call fcn.00446cab
add esp, 0xc
cmp eax, 0xffffffff
je 0x4536cf
mov byte [ebp - 2], 2
jmp 0x4537ec
push ebx
push ebx
push dword [esi]
call fcn.00446cab
add esp, 0xc
jmp 0x453984
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x453a0e
dec eax
jne 0x4537ec
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x453a1c
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.0044698f
add esp, 0xc
cmp eax, 0xffffffff
je 0x453a42
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x453a1c
jmp 0x4537ec
push dword [esi]
call fcn.004456f7
pop ecx
call fcn.0043a759
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x453a6f
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x50f040]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret