Function at 0x45a471
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 0x45a4a0
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x45a4aa
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00456d51
test eax, eax
pop ecx
je 0x45a4c5
push ebx
push ebx
push ebx
push ebx
push ebx
call int.0043c0ae
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0043c6fc
test eax, eax
pop ecx
je 0x45a4e0
push ebx
push ebx
push ebx
push ebx
push ebx
call int.0043c0ae
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x45a4fd
test ecx, 0x74000
jne 0x45a4f9
cmp dword [ebp - 0x24], eax
je 0x45a4fd
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x45a557
dec eax
je 0x45a541
dec eax
je 0x45a53c
call fcn.00441d74
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00441d61
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.0043c1aa
add esp, 0x14
jmp 0x45ab09
mov dword [ebp - 8], edx
jmp 0x45a55a
test cl, 8
je 0x45a54e
test ecx, 0x70000
jne 0x45a53c
mov dword [ebp - 8], 0x40000000
jmp 0x45a55a
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x45a59b
sub eax, ecx
je 0x45a592
sub eax, ecx
je 0x45a589
sub eax, ecx
je 0x45a580
sub eax, 0x40
jne 0x45a516
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x45a59e
mov dword [ebp - 0x10], 3
jmp 0x45a59e
mov dword [ebp - 0x10], 2
jmp 0x45a59e
mov dword [ebp - 0x10], 1
jmp 0x45a59e
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 0x45a5f1
je 0x45a5e8
cmp eax, ebx
je 0x45a5e8
cmp eax, edi
je 0x45a5df
cmp eax, 0x200
je 0x45a664
cmp eax, 0x300
jne 0x45a516
mov dword [ebp - 0x14], 2
jmp 0x45a60e
mov dword [ebp - 0x14], 4
jmp 0x45a60e
mov dword [ebp - 0x14], 3
jmp 0x45a60e
cmp eax, 0x500
je 0x45a607
cmp eax, 0x600
je 0x45a664
cmp eax, edx
jne 0x45a516
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x45a632
mov ecx, dword [0x4a13a8]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x45a632
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x45a64e
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x45a64e
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x45a657
or dword [ebp - 0xc], edi
test al, 0x20
je 0x45a66d
or dword [ebp - 0xc], 0x8000000
jmp 0x45a678
mov dword [ebp - 0x14], 5
jmp 0x45a60e
test al, 0x10
je 0x45a678
or dword [ebp - 0xc], 0x10000000
call fcn.00444880
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x45a69e
call fcn.00441d74
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00441d61
mov dword [eax], 0x18
jmp 0x45a72c
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 0x45a738
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45a704
test byte [ebp + 0x10], 1
je 0x45a704
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 0x45a738
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4a5760]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00441d87
pop ecx
call fcn.00441d61
mov eax, dword [eax]
jmp 0x45abc5
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x45a789
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x4a5760]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00441d87
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x45a72c
call fcn.00441d61
mov dword [eax], 0xd
jmp 0x45a72c
cmp eax, 2
jne 0x45a794
or byte [ebp - 1], 0x40
jmp 0x45a79d
cmp eax, 3
jne 0x45a79d
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0044464f
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x4a5760]
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 + 0x4a5760]
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 0x45a872
test cl, 0x80
je 0x45a942
test byte [ebp + 0x10], 2
je 0x45a872
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0044f99e
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x45a831
call fcn.00441d74
cmp dword [eax], 0x83
je 0x45a872
push dword [esi]
call fcn.0044ebeb
jmp 0x45a72b
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00441613
add esp, 0xc
test eax, eax
jne 0x45a862
cmp byte [ebp - 4], 0x1a
jne 0x45a862
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00456ae1
add esp, 0xc
cmp eax, edi
je 0x45a825
push ebx
push ebx
push dword [esi]
call fcn.0044f99e
add esp, 0xc
cmp eax, edi
je 0x45a825
test byte [ebp - 1], 0x80
je 0x45a942
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x45a89a
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x45a897
or dword [ebp + 0x10], edi
jmp 0x45a89a
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x45a8e7
cmp eax, 0x10000
je 0x45a8d3
cmp eax, 0x14000
je 0x45a8d3
cmp eax, 0x20000
je 0x45a8e1
cmp eax, 0x24000
je 0x45a8e1
cmp eax, 0x40000
je 0x45a8cd
cmp eax, 0x44000
jne 0x45a8ea
mov byte [ebp - 2], 1
jmp 0x45a8ea
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x45a8ea
mov byte [ebp - 2], 2
jmp 0x45a8ea
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x45a942
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x45a942
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x45aa9c
cmp eax, 0x80000000
je 0x45aa63
cmp eax, ecx
jne 0x45a942
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45a942
cmp eax, 2
jbe 0x45ab44
cmp eax, 4
jbe 0x45aa35
cmp eax, 5
je 0x45ab44
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4a5760]
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 + 0x4a5760]
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 0x45a9b4
test byte [ebp + 0x10], 8
je 0x45a9b4
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4a5760]
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 0x45abc3
test byte [ebp + 0x10], 1
je 0x45abc3
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 0x45abac
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00441d87
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4a5760]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.004446cc
pop ecx
jmp 0x45a72b
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045050d
add esp, 0x10
or eax, edx
je 0x45ab44
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045050d
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x45a825
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00441613
add esp, 0xc
cmp eax, 0xffffffff
je 0x45a825
cmp eax, 2
je 0x45aae8
cmp eax, 3
jne 0x45ab36
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x45aae8
mov byte [ebp - 2], 1
jmp 0x45a942
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x45a942
cmp eax, 2
jbe 0x45ab44
cmp eax, 4
ja 0x45a939
push 2
push ebx
push ebx
push dword [esi]
call fcn.0045050d
add esp, 0x10
or eax, edx
je 0x45ab44
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0045050d
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x45a942
jmp 0x45a825
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x45ab10
push dword [esi]
call fcn.0044ebeb
pop ecx
call fcn.00441d61
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x45abc5
cmp eax, 0xfeff
jne 0x45ab36
push ebx
push 2
push dword [esi]
call fcn.0044f99e
add esp, 0xc
cmp eax, 0xffffffff
je 0x45a825
mov byte [ebp - 2], 2
jmp 0x45a942
push ebx
push ebx
push dword [esi]
call fcn.0044f99e
add esp, 0xc
jmp 0x45aada
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x45ab64
dec eax
jne 0x45a942
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x45ab72
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.0044236b
add esp, 0xc
cmp eax, 0xffffffff
je 0x45ab98
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x45ab72
jmp 0x45a942
push dword [esi]
call fcn.0044ebeb
pop ecx
call fcn.00441d61
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x45abc5
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x4a5760]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret