Function at 0x4533ec
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 0x45341b
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x453425
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00455097
test eax, eax
pop ecx
je 0x453440
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00440345
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.004425f0
test eax, eax
pop ecx
je 0x45345b
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00440345
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x453478
test ecx, 0x74000
jne 0x453474
cmp dword [ebp - 0x24], eax
je 0x453478
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocString
je 0x4534d2
dec eax
je 0x4534bc
dec eax
je 0x4534b7
call fcn.00442516
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00442503
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00440441
add esp, 0x14
jmp 0x453a85
mov dword [ebp - 8], edx
jmp 0x4534d5
test cl, 8
je 0x4534c9
test ecx, 0x70000
jne 0x4534b7
mov dword [ebp - 8], 0x40000000
jmp 0x4534d5
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x453516
sub eax, ecx
je 0x45350d
sub eax, ecx
je 0x453504
sub eax, ecx
je 0x4534fb
sub eax, 0x40
jne 0x453491
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x453519
mov dword [ebp - 0x10], 3
jmp 0x453519
mov dword [ebp - 0x10], 2
jmp 0x453519
mov dword [ebp - 0x10], 1
jmp 0x453519
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 0x45356c
je 0x453563
cmp eax, ebx
je 0x453563
cmp eax, edi
je 0x45355a
cmp eax, 0x200
je 0x4535df
cmp eax, 0x300
jne 0x453491
mov dword [ebp - 0x14], 2
jmp 0x453589
mov dword [ebp - 0x14], 4
jmp 0x453589
mov dword [ebp - 0x14], 3
jmp 0x453589
cmp eax, 0x500
je 0x453582
cmp eax, 0x600
je 0x4535df
cmp eax, edx
jne 0x453491
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x4535ad
mov ecx, dword [0x479c50]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x4535ad
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x4535c9
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x4535c9
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x4535d2
or dword [ebp - 0xc], edi
test al, 0x20
je 0x4535e8
or dword [ebp - 0xc], 0x8000000
jmp 0x4535f3
mov dword [ebp - 0x14], 5
jmp 0x453589
test al, 0x10
je 0x4535f3
or dword [ebp - 0xc], 0x10000000
call fcn.00452ea1
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x453619
call fcn.00442516
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00442503
mov dword [eax], 0x18
jmp 0x4536a7
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 0x4536b3
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x45367f
test byte [ebp + 0x10], 1
je 0x45367f
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 0x4536b3
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x47a8c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00442529
pop ecx
call fcn.00442503
mov eax, dword [eax]
jmp 0x453b41
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x453704
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x47a8c0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00442529
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x4536a7
call fcn.00442503
mov dword [eax], 0xd
jmp 0x4536a7
cmp eax, 2
jne 0x45370f
or byte [ebp - 1], 0x40
jmp 0x453718
cmp eax, 3
jne 0x453718
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00452c70
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x47a8c0]
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 + 0x47a8c0]
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 0x4537ee
test cl, 0x80
je 0x4538be
test byte [ebp + 0x10], 2
je 0x4537ee
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0044da56
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x4537ac
call fcn.00442516
cmp dword [eax], 0x83
je 0x4537ee
push dword [esi]
call fcn.004496a6
jmp 0x4536a6
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.0044d398
add esp, 0xc
test eax, eax
jne 0x4537de
cmp word [ebp - 0x2c], 0x1a
jne 0x4537de
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00454e27
add esp, 0xc
cmp eax, edi
je 0x4537a0
push ebx
push ebx
push dword [esi]
call fcn.0044da56
add esp, 0xc
cmp eax, edi
je 0x4537a0
test byte [ebp - 1], 0x80
je 0x4538be
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x453816
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x453813
or dword [ebp + 0x10], edi
jmp 0x453816
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x453863
cmp eax, 0x10000
je 0x45384f
cmp eax, 0x14000
je 0x45384f
cmp eax, 0x20000
je 0x45385d
cmp eax, 0x24000
je 0x45385d
cmp eax, 0x40000
je 0x453849
cmp eax, 0x44000
jne 0x453866
mov byte [ebp - 2], 1
jmp 0x453866
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x453866
mov byte [ebp - 2], 2
jmp 0x453866
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x4538be
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x4538be
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x453a18
cmp eax, 0x80000000
je 0x4539df
cmp eax, ecx
jne 0x4538be
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4538be
cmp eax, 2
jbe 0x453ac0
cmp eax, 4
jbe 0x4539b1
cmp eax, 5
je 0x453ac0
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47a8c0]
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 + 0x47a8c0]
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 0x453930
test byte [ebp + 0x10], 8
je 0x453930
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47a8c0]
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 0x453b3f
test byte [ebp + 0x10], 1
je 0x453b3f
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 0x453b28
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00442529
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47a8c0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00452ced
pop ecx
jmp 0x4536a6
push 2
push ebx
push ebx
push dword [esi]
call fcn.00451e9b
add esp, 0x10
or eax, edx
je 0x453ac0
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00451e9b
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x4537a0
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.0044d398
add esp, 0xc
cmp eax, 0xffffffff
je 0x4537a0
cmp eax, 2
je 0x453a64
cmp eax, 3
jne 0x453ab2
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x453a64
mov byte [ebp - 2], 1
jmp 0x4538be
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x4538be
cmp eax, 2
jbe 0x453ac0
cmp eax, 4
ja 0x4538b5
push 2
push ebx
push ebx
push dword [esi]
call fcn.00451e9b
add esp, 0x10
or eax, edx
je 0x453ac0
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00451e9b
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x4538be
jmp 0x4537a0
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x453a8c
push dword [esi]
call fcn.004496a6
pop ecx
call fcn.00442503
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x453b41
cmp eax, 0xfeff
jne 0x453ab2
push ebx
push 2
push dword [esi]
call fcn.0044da56
add esp, 0xc
cmp eax, 0xffffffff
je 0x4537a0
mov byte [ebp - 2], 2
jmp 0x4538be
push ebx
push ebx
push dword [esi]
call fcn.0044da56
add esp, 0xc
jmp 0x453a56
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x453ae0
dec eax
jne 0x4538be
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x453aee
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.00449e26
add esp, 0xc
cmp eax, 0xffffffff
je 0x453b14
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x453aee
jmp 0x4538be
push dword [esi]
call fcn.004496a6
pop ecx
call fcn.00442503
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x453b41
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x47a8c0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret