Function at 0x533f6c
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 0x533f9b
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x533fa5
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00537b8a
test eax, eax
pop ecx
je 0x533fc0
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.005180eb
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0051b960
test eax, eax
pop ecx
je 0x533fdb
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.005180eb
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x533ff8
test ecx, 0x74000
jne 0x533ff4
cmp dword [ebp - 0x24], eax
je 0x533ff8
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, SysReAllocStringLen
je 0x534052
dec eax
je 0x53403c
dec eax
je 0x534037
call fcn.0051e768
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0051e755
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.005181e7
add esp, 0x14
jmp 0x534605
mov dword [ebp - 8], edx
jmp 0x534055
test cl, 8
je 0x534049
test ecx, 0x70000
jne 0x534037
mov dword [ebp - 8], 0x40000000
jmp 0x534055
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x534096
sub eax, ecx
je 0x53408d
sub eax, ecx
je 0x534084
sub eax, ecx
je 0x53407b
sub eax, 0x40
jne 0x534011
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x534099
mov dword [ebp - 0x10], 3
jmp 0x534099
mov dword [ebp - 0x10], 2
jmp 0x534099
mov dword [ebp - 0x10], 1
jmp 0x534099
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 0x5340ec
je 0x5340e3
cmp eax, ebx
je 0x5340e3
cmp eax, edi
je 0x5340da
cmp eax, 0x200
je 0x53415f
cmp eax, 0x300
jne 0x534011
mov dword [ebp - 0x14], 2
jmp 0x534109
mov dword [ebp - 0x14], 4
jmp 0x534109
mov dword [ebp - 0x14], 3
jmp 0x534109
cmp eax, 0x500
je 0x534102
cmp eax, 0x600
je 0x53415f
cmp eax, edx
jne 0x534011
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x53412d
mov ecx, dword [0x5aed04]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x53412d
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x534149
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x534149
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x534152
or dword [ebp - 0xc], edi
test al, 0x20
je 0x534168
or dword [ebp - 0xc], 0x8000000
jmp 0x534173
mov dword [ebp - 0x14], 5
jmp 0x534109
test al, 0x10
je 0x534173
or dword [ebp - 0xc], 0x10000000
call fcn.00533d0b
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x534199
call fcn.0051e768
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0051e755
mov dword [eax], 0x18
jmp 0x534227
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 0x534233
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x5341ff
test byte [ebp + 0x10], 1
je 0x5341ff
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 0x534233
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5af9a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0051e77b
pop ecx
call fcn.0051e755
mov eax, dword [eax]
jmp 0x5346c1
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x534284
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x5af9a0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0051e77b
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x534227
call fcn.0051e755
mov dword [eax], 0xd
jmp 0x534227
cmp eax, 2
jne 0x53428f
or byte [ebp - 1], 0x40
jmp 0x534298
cmp eax, 3
jne 0x534298
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00533ada
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x5af9a0]
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 + 0x5af9a0]
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 0x53436e
test cl, 0x80
je 0x53443e
test byte [ebp + 0x10], 2
je 0x53436e
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0052760e
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x53432c
call fcn.0051e768
cmp dword [eax], 0x83
je 0x53436e
push dword [esi]
call fcn.0052542b
jmp 0x534226
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00526f50
add esp, 0xc
test eax, eax
jne 0x53435e
cmp word [ebp - 0x2c], 0x1a
jne 0x53435e
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.0053791a
add esp, 0xc
cmp eax, edi
je 0x534320
push ebx
push ebx
push dword [esi]
call fcn.0052760e
add esp, 0xc
cmp eax, edi
je 0x534320
test byte [ebp - 1], 0x80
je 0x53443e
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x534396
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x534393
or dword [ebp + 0x10], edi
jmp 0x534396
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x5343e3
cmp eax, 0x10000
je 0x5343cf
cmp eax, 0x14000
je 0x5343cf
cmp eax, 0x20000
je 0x5343dd
cmp eax, 0x24000
je 0x5343dd
cmp eax, 0x40000
je 0x5343c9
cmp eax, 0x44000
jne 0x5343e6
mov byte [ebp - 2], 1
jmp 0x5343e6
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x5343e6
mov byte [ebp - 2], 2
jmp 0x5343e6
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x53443e
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x53443e
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x534598
cmp eax, 0x80000000
je 0x53455f
cmp eax, ecx
jne 0x53443e
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x53443e
cmp eax, 2
jbe 0x534640
cmp eax, 4
jbe 0x534531
cmp eax, 5
je 0x534640
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5af9a0]
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 + 0x5af9a0]
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 0x5344b0
test byte [ebp + 0x10], 8
je 0x5344b0
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5af9a0]
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 0x5346bf
test byte [ebp + 0x10], 1
je 0x5346bf
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 0x5346a8
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0051e77b
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5af9a0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00533b57
pop ecx
jmp 0x534226
push 2
push ebx
push ebx
push dword [esi]
call fcn.0052c460
add esp, 0x10
or eax, edx
je 0x534640
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0052c460
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x534320
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00526f50
add esp, 0xc
cmp eax, 0xffffffff
je 0x534320
cmp eax, 2
je 0x5345e4
cmp eax, 3
jne 0x534632
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x5345e4
mov byte [ebp - 2], 1
jmp 0x53443e
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x53443e
cmp eax, 2
jbe 0x534640
cmp eax, 4
ja 0x534435
push 2
push ebx
push ebx
push dword [esi]
call fcn.0052c460
add esp, 0x10
or eax, edx
je 0x534640
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0052c460
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x53443e
jmp 0x534320
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x53460c
push dword [esi]
call fcn.0052542b
pop ecx
call fcn.0051e755
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x5346c1
cmp eax, 0xfeff
jne 0x534632
push ebx
push 2
push dword [esi]
call fcn.0052760e
add esp, 0xc
cmp eax, 0xffffffff
je 0x534320
mov byte [ebp - 2], 2
jmp 0x53443e
push ebx
push ebx
push dword [esi]
call fcn.0052760e
add esp, 0xc
jmp 0x5345d6
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x534660
dec eax
jne 0x53443e
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x53466e
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.00525b7e
add esp, 0xc
cmp eax, 0xffffffff
je 0x534694
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x53466e
jmp 0x53443e
push dword [esi]
call fcn.0052542b
pop ecx
call fcn.0051e755
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x5346c1
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x5af9a0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret