Function at 0x45638f
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 0x4563be
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x4563c8
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0045a523
test eax, eax
pop ecx
je 0x4563e3
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00445c83
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.00446fe9
test eax, eax
pop ecx
je 0x4563fe
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00445c83
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x45641b
test ecx, 0x74000
jne 0x456417
cmp dword [ebp - 0x24], eax
je 0x45641b
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x456475
dec eax
je 0x45645f
dec eax
je 0x45645a
call fcn.004475a6
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00447593
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00445d7f
add esp, 0x14
jmp 0x456a28
mov dword [ebp - 8], edx
jmp 0x456478
test cl, 8
je 0x45646c
test ecx, 0x70000
jne 0x45645a
mov dword [ebp - 8], 0x40000000
jmp 0x456478
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x4564b9
sub eax, ecx
je 0x4564b0
sub eax, ecx
je 0x4564a7
sub eax, ecx
je 0x45649e
sub eax, 0x40
jne 0x456434
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x4564bc
mov dword [ebp - 0x10], 3
jmp 0x4564bc
mov dword [ebp - 0x10], 2
jmp 0x4564bc
mov dword [ebp - 0x10], 1
jmp 0x4564bc
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 0x45650f
je 0x456506
cmp eax, ebx
je 0x456506
cmp eax, edi
je 0x4564fd
cmp eax, 0x200
je 0x456582
cmp eax, 0x300
jne 0x456434
mov dword [ebp - 0x14], 2
jmp 0x45652c
mov dword [ebp - 0x14], 4
jmp 0x45652c
mov dword [ebp - 0x14], 3
jmp 0x45652c
cmp eax, 0x500
je 0x456525
cmp eax, 0x600
je 0x456582
cmp eax, edx
jne 0x456434
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x456550
mov ecx, dword [0x4abb5c]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x456550
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x45656c
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x45656c
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x456575
or dword [ebp - 0xc], edi
test al, 0x20
je 0x45658b
or dword [ebp - 0xc], 0x8000000
jmp 0x456596
mov dword [ebp - 0x14], 5
jmp 0x45652c
test al, 0x10
je 0x456596
or dword [ebp - 0xc], 0x10000000
call fcn.00456f3c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x4565bc
call fcn.004475a6
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00447593
mov dword [eax], 0x18
jmp 0x45664a
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 0x456656
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x456622
test byte [ebp + 0x10], 1
je 0x456622
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 0x456656
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b2600]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004475b9
pop ecx
call fcn.00447593
mov eax, dword [eax]
jmp 0x456ae4
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x4566a7
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4b2600]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.004475b9
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x45664a
call fcn.00447593
mov dword [eax], 0xd
jmp 0x45664a
cmp eax, 2
jne 0x4566b2
or byte [ebp - 1], 0x40
jmp 0x4566bb
cmp eax, 3
jne 0x4566bb
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00456d0b
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4b2600]
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 + 0x4b2600]
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 0x456791
test cl, 0x80
je 0x456861
test byte [ebp + 0x10], 2
je 0x456791
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00452b35
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x45674f
call fcn.004475a6
cmp dword [eax], 0x83
je 0x456791
push dword [esi]
call fcn.0044ddf9
jmp 0x456649
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00451a42
add esp, 0xc
test eax, eax
jne 0x456781
cmp word [ebp - 0x2c], 0x1a
jne 0x456781
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0045a2b3
add esp, 0xc
cmp eax, edi
je 0x456743
push ebx
push ebx
push dword [esi]
call fcn.00452b35
add esp, 0xc
cmp eax, edi
je 0x456743
test byte [ebp - 1], 0x80
je 0x456861
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4567b9
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4567b6
or dword [ebp + 0x10], edi
jmp 0x4567b9
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x456806
cmp eax, 0x10000
je 0x4567f2
cmp eax, 0x14000
je 0x4567f2
cmp eax, 0x20000
je 0x456800
cmp eax, 0x24000
je 0x456800
cmp eax, 0x40000
je 0x4567ec
cmp eax, 0x44000
jne 0x456809
mov byte [ebp - 2], 1
jmp 0x456809
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x456809
mov byte [ebp - 2], 2
jmp 0x456809
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x456861
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x456861
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4569bb
cmp eax, 0x80000000
je 0x456982
cmp eax, ecx
jne 0x456861
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x456861
cmp eax, 2
jbe 0x456a63
cmp eax, 4
jbe 0x456954
cmp eax, 5
je 0x456a63
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b2600]
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 + 0x4b2600]
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 0x4568d3
test byte [ebp + 0x10], 8
je 0x4568d3
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b2600]
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 0x456ae2
test byte [ebp + 0x10], 1
je 0x456ae2
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 0x456acb
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.004475b9
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b2600]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00456d88
pop ecx
jmp 0x456649
push 2
push ebx
push ebx
push dword [esi]
call fcn.00455b91
add esp, 0x10
or eax, edx
je 0x456a63
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00455b91
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x456743
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00451a42
add esp, 0xc
cmp eax, 0xffffffff
je 0x456743
cmp eax, 2
je 0x456a07
cmp eax, 3
jne 0x456a55
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x456a07
mov byte [ebp - 2], 1
jmp 0x456861
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x456861
cmp eax, 2
jbe 0x456a63
cmp eax, 4
ja 0x456858
push 2
push ebx
push ebx
push dword [esi]
call fcn.00455b91
add esp, 0x10
or eax, edx
je 0x456a63
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00455b91
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x456861
jmp 0x456743
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x456a2f
push dword [esi]
call fcn.0044ddf9
pop ecx
call fcn.00447593
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x456ae4
cmp eax, 0xfeff
jne 0x456a55
push ebx
push 2
push dword [esi]
call fcn.00452b35
add esp, 0xc
cmp eax, 0xffffffff
je 0x456743
mov byte [ebp - 2], 2
jmp 0x456861
push ebx
push ebx
push dword [esi]
call fcn.00452b35
add esp, 0xc
jmp 0x4569f9
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x456a83
dec eax
jne 0x456861
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x456a91
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.0044e60d
add esp, 0xc
cmp eax, 0xffffffff
je 0x456ab7
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x456a91
jmp 0x456861
push dword [esi]
call fcn.0044ddf9
pop ecx
call fcn.00447593
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x456ae4
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4b2600]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret