Function at 0x40d11b
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 0x40d14a
mov dword [ebp - 0x2c], ebx
mov byte [ebp - 1], 0x10
jmp 0x40d154
mov dword [ebp - 0x2c], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.0040e4f4
test eax, eax
pop ecx
je 0x40d16f
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00407e98
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040a71f
test eax, eax
pop ecx
je 0x40d18a
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00407e98
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x40d1a7
test ecx, 0x74000
jne 0x40d1a3
cmp dword [ebp - 0x24], eax
je 0x40d1a7
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x40d201
dec eax
je 0x40d1eb
dec eax
je 0x40d1e6
call fcn.00405c7b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00405c68
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00407f94
add esp, 0x14
jmp 0x40d7b3
mov dword [ebp - 8], edx
jmp 0x40d204
test cl, 8
je 0x40d1f8
test ecx, 0x70000
jne 0x40d1e6
mov dword [ebp - 8], 0x40000000
jmp 0x40d204
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x40d245
sub eax, ecx
je 0x40d23c
sub eax, ecx
je 0x40d233
sub eax, ecx
je 0x40d22a
sub eax, 0x40
jne 0x40d1c0
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x40d248
mov dword [ebp - 0x10], 3
jmp 0x40d248
mov dword [ebp - 0x10], 2
jmp 0x40d248
mov dword [ebp - 0x10], 1
jmp 0x40d248
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 0x40d29b
je 0x40d292
cmp eax, ebx
je 0x40d292
cmp eax, edi
je 0x40d289
cmp eax, 0x200
je 0x40d30e
cmp eax, 0x300
jne 0x40d1c0
mov dword [ebp - 0x14], 2
jmp 0x40d2b8
mov dword [ebp - 0x14], 4
jmp 0x40d2b8
mov dword [ebp - 0x14], 3
jmp 0x40d2b8
cmp eax, 0x500
je 0x40d2b1
cmp eax, 0x600
je 0x40d30e
cmp eax, edx
jne 0x40d1c0
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x40d2dc
mov ecx, dword [0x4196ac]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x40d2dc
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x40d2f8
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x40d2f8
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x40d301
or dword [ebp - 0xc], edi
test al, 0x20
je 0x40d317
or dword [ebp - 0xc], 0x8000000
jmp 0x40d322
mov dword [ebp - 0x14], 5
jmp 0x40d2b8
test al, 0x10
je 0x40d322
or dword [ebp - 0xc], 0x10000000
call fcn.0040cf7c
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x40d348
call fcn.00405c7b
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.00405c68
mov dword [eax], 0x18
jmp 0x40d3d6
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 0x40d3e2
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x40d3ae
test byte [ebp + 0x10], 1
je 0x40d3ae
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 0x40d3e2
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x419ca0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00405c8e
pop ecx
call fcn.00405c68
mov eax, dword [eax]
jmp 0x40d86f
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x40d433
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x419ca0]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.00405c8e
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x40d3d6
call fcn.00405c68
mov dword [eax], 0xd
jmp 0x40d3d6
cmp eax, 2
jne 0x40d43e
or byte [ebp - 1], 0x40
jmp 0x40d447
cmp eax, 3
jne 0x40d447
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.0040cd4b
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x419ca0]
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 + 0x419ca0]
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 0x40d51c
test cl, 0x80
je 0x40d5ec
test byte [ebp + 0x10], 2
je 0x40d51c
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.00406a0c
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x40d4db
call fcn.00405c7b
cmp dword [eax], 0x83
je 0x40d51c
push dword [esi]
call fcn.00405779
jmp 0x40d3d5
push 1
lea eax, [ebp - 4]
push eax
push dword [esi]
mov byte [ebp - 4], bl
call fcn.00405cac
add esp, 0xc
test eax, eax
jne 0x40d50c
cmp byte [ebp - 4], 0x1a
jne 0x40d50c
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00406b5a
add esp, 0xc
cmp eax, edi
je 0x40d4cf
push ebx
push ebx
push dword [esi]
call fcn.00406a0c
add esp, 0xc
cmp eax, edi
je 0x40d4cf
test byte [ebp - 1], 0x80
je 0x40d5ec
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x40d544
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x40d541
or dword [ebp + 0x10], edi
jmp 0x40d544
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x40d591
cmp eax, 0x10000
je 0x40d57d
cmp eax, 0x14000
je 0x40d57d
cmp eax, 0x20000
je 0x40d58b
cmp eax, 0x24000
je 0x40d58b
cmp eax, 0x40000
je 0x40d577
cmp eax, 0x44000
jne 0x40d594
mov byte [ebp - 2], 1
jmp 0x40d594
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x40d594
mov byte [ebp - 2], 2
jmp 0x40d594
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x40d5ec
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x40d5ec
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x40d746
cmp eax, 0x80000000
je 0x40d70d
cmp eax, ecx
jne 0x40d5ec
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x40d5ec
cmp eax, 2
jbe 0x40d7ee
cmp eax, 4
jbe 0x40d6df
cmp eax, 5
je 0x40d7ee
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x419ca0]
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 + 0x419ca0]
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 0x40d65e
test byte [ebp + 0x10], 8
je 0x40d65e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x419ca0]
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 0x40d86d
test byte [ebp + 0x10], 1
je 0x40d86d
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 0x40d856
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.00405c8e
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x419ca0]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.0040cdc8
pop ecx
jmp 0x40d3d5
push 2
push ebx
push ebx
push dword [esi]
call fcn.0040dde9
add esp, 0x10
or eax, edx
je 0x40d7ee
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0040dde9
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x40d4cf
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00405cac
add esp, 0xc
cmp eax, 0xffffffff
je 0x40d4cf
cmp eax, 2
je 0x40d792
cmp eax, 3
jne 0x40d7e0
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x40d792
mov byte [ebp - 2], 1
jmp 0x40d5ec
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x40d5ec
cmp eax, 2
jbe 0x40d7ee
cmp eax, 4
ja 0x40d5e3
push 2
push ebx
push ebx
push dword [esi]
call fcn.0040dde9
add esp, 0x10
or eax, edx
je 0x40d7ee
push ebx
push ebx
push ebx
push dword [esi]
call fcn.0040dde9
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x40d5ec
jmp 0x40d4cf
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x40d7ba
push dword [esi]
call fcn.00405779
pop ecx
call fcn.00405c68
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x40d86f
cmp eax, 0xfeff
jne 0x40d7e0
push ebx
push 2
push dword [esi]
call fcn.00406a0c
add esp, 0xc
cmp eax, 0xffffffff
je 0x40d4cf
mov byte [ebp - 2], 2
jmp 0x40d5ec
push ebx
push ebx
push dword [esi]
call fcn.00406a0c
add esp, 0xc
jmp 0x40d784
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x40d80e
dec eax
jne 0x40d5ec
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x40d81c
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.00406930
add esp, 0xc
cmp eax, 0xffffffff
je 0x40d842
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x40d81c
jmp 0x40d5ec
push dword [esi]
call fcn.00405779
pop ecx
call fcn.00405c68
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x40d86f
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x419ca0]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret