Function at 0x417d7b
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 0x417daa
mov dword [ebp - 0x30], ebx
mov byte [ebp - 1], 0x10
jmp 0x417db4
mov dword [ebp - 0x30], 1
mov byte [ebp - 1], bl
lea eax, [ebp - 0x24]
push eax
call fcn.00419051
test eax, eax
pop ecx
je 0x417dcf
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00408a58
add esp, 0x14
lea eax, [ebp - 0x28]
push eax
call fcn.0040b110
test eax, eax
pop ecx
je 0x417dea
push ebx
push ebx
push ebx
push ebx
push ebx
call fcn.00408a58
add esp, 0x14
mov ecx, dword [ebp + 0x10]
mov eax, 0x8000
test eax, ecx
jne 0x417e07
test ecx, 0x74000
jne 0x417e03
cmp dword [ebp - 0x24], eax
je 0x417e07
or byte [ebp - 1], 0x80
mov eax, ecx
and eax, 3
sub eax, ebx
mov edx, 0xc0000000
mov edi, 0x80000000
je 0x417e61
dec eax
je 0x417e4b
dec eax
je 0x417e46
call fcn.0040c446
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040c433
push 0x16
pop esi
push ebx
push ebx
push ebx
push ebx
push ebx
mov dword [eax], esi
call fcn.00408b76
add esp, 0x14
jmp 0x418414
mov dword [ebp - 8], edx
jmp 0x417e64
test cl, 8
je 0x417e58
test ecx, 0x70000
jne 0x417e46
mov dword [ebp - 8], 0x40000000
jmp 0x417e64
mov dword [ebp - 8], edi
mov eax, dword [ebp + 0x14]
push 0x10
pop ecx
sub eax, ecx
je 0x417ea5
sub eax, ecx
je 0x417e9c
sub eax, ecx
je 0x417e93
sub eax, ecx
je 0x417e8a
sub eax, 0x40
jne 0x417e20
cmp dword [ebp - 8], edi
sete al
mov dword [ebp - 0x10], eax
jmp 0x417ea8
mov dword [ebp - 0x10], 3
jmp 0x417ea8
mov dword [ebp - 0x10], 2
jmp 0x417ea8
mov dword [ebp - 0x10], 1
jmp 0x417ea8
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 0x417efb
je 0x417ef2
cmp eax, ebx
je 0x417ef2
cmp eax, edi
je 0x417ee9
cmp eax, 0x200
je 0x417f6e
cmp eax, 0x300
jne 0x417e20
mov dword [ebp - 0x14], 2
jmp 0x417f18
mov dword [ebp - 0x14], 4
jmp 0x417f18
mov dword [ebp - 0x14], 3
jmp 0x417f18
cmp eax, 0x500
je 0x417f11
cmp eax, 0x600
je 0x417f6e
cmp eax, edx
jne 0x417e20
mov dword [ebp - 0x14], 1
mov eax, dword [ebp + 0x10]
test edi, eax
mov dword [ebp - 0xc], 0x80
je 0x417f3c
mov ecx, dword [0x424628]
not ecx
and ecx, dword [ebp + 0x18]
test cl, cl
js 0x417f3c
mov dword [ebp - 0xc], 1
test al, 0x40
je 0x417f58
or dword [ebp - 0xc], 0x4000000
or dword [ebp - 8], 0x10000
cmp dword [ebp - 0x28], 2
jne 0x417f58
or dword [ebp - 0x10], 4
test ax, 0x1000
je 0x417f61
or dword [ebp - 0xc], edi
test al, 0x20
je 0x417f77
or dword [ebp - 0xc], 0x8000000
jmp 0x417f82
mov dword [ebp - 0x14], 5
jmp 0x417f18
test al, 0x10
je 0x417f82
or dword [ebp - 0xc], 0x10000000
call fcn.00415d65
cmp eax, 0xffffffff
mov dword [esi], eax
jne 0x417fa8
call fcn.0040c446
mov dword [eax], ebx
or dword [esi], 0xffffffff
call fcn.0040c433
mov dword [eax], 0x18
jmp 0x418036
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 0x418042
mov ecx, dword [ebp - 8]
mov eax, 0xc0000000
and ecx, eax
cmp ecx, eax
jne 0x41800e
test byte [ebp + 0x10], 1
je 0x41800e
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 0x418042
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x425120]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040c459
pop ecx
call fcn.0040c433
mov eax, dword [eax]
jmp 0x4184d0
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_GetFileType]
cmp eax, ebx
jne 0x418093
mov esi, dword [esi]
mov eax, esi
and esi, 0x1f
imul esi, esi, 0x38
sar eax, 5
mov eax, dword [eax*4 + 0x425120]
lea eax, [eax + esi + 4]
and byte [eax], 0xfe
call dword [sym.imp.KERNEL32.dll_GetLastError]
mov esi, eax
push esi
call fcn.0040c459
pop ecx
push dword [ebp - 0x1c]
call dword [sym.imp.KERNEL32.dll_CloseHandle]
cmp esi, ebx
jne 0x418036
call fcn.0040c433
mov dword [eax], 0xd
jmp 0x418036
cmp eax, 2
jne 0x41809e
or byte [ebp - 1], 0x40
jmp 0x4180a7
cmp eax, 3
jne 0x4180a7
or byte [ebp - 1], 8
push dword [ebp - 0x1c]
push dword [esi]
call fcn.00415b34
mov eax, dword [esi]
mov edx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar edx, 5
mov edx, dword [edx*4 + 0x425120]
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 + 0x425120]
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 0x41817d
test cl, 0x80
je 0x41824d
test byte [ebp + 0x10], 2
je 0x41817d
push 2
or edi, 0xffffffff
push edi
push dword [esi]
call fcn.0040f9ef
add esp, 0xc
cmp eax, edi
mov dword [ebp - 0x18], eax
jne 0x41813b
call fcn.0040c446
cmp dword [eax], 0x83
je 0x41817d
push dword [esi]
call fcn.0040d144
jmp 0x418035
push 1
lea eax, [ebp - 0x2c]
push eax
push dword [esi]
mov dword [ebp - 0x2c], ebx
call fcn.00415f04
add esp, 0xc
test eax, eax
jne 0x41816d
cmp word [ebp - 0x2c], 0x1a
jne 0x41816d
mov eax, dword [ebp - 0x18]
cdq
push edx
push eax
push dword [esi]
call fcn.00418de1
add esp, 0xc
cmp eax, edi
je 0x41812f
push ebx
push ebx
push dword [esi]
call fcn.0040f9ef
add esp, 0xc
cmp eax, edi
je 0x41812f
test byte [ebp - 1], 0x80
je 0x41824d
mov ecx, 0x74000
test dword [ebp + 0x10], ecx
mov edi, 0x4000
jne 0x4181a5
mov eax, dword [ebp - 0x24]
and eax, ecx
jne 0x4181a2
or dword [ebp + 0x10], edi
jmp 0x4181a5
or dword [ebp + 0x10], eax
mov eax, dword [ebp + 0x10]
and eax, ecx
cmp eax, edi
je 0x4181f2
cmp eax, 0x10000
je 0x4181de
cmp eax, 0x14000
je 0x4181de
cmp eax, 0x20000
je 0x4181ec
cmp eax, 0x24000
je 0x4181ec
cmp eax, 0x40000
je 0x4181d8
cmp eax, 0x44000
jne 0x4181f5
mov byte [ebp - 2], 1
jmp 0x4181f5
mov ecx, dword [ebp + 0x10]
mov eax, 0x301
and ecx, eax
cmp ecx, eax
jne 0x4181f5
mov byte [ebp - 2], 2
jmp 0x4181f5
mov byte [ebp - 2], bl
test dword [ebp + 0x10], 0x70000
je 0x41824d
test byte [ebp - 1], 0x40
mov dword [ebp - 0x18], ebx
jne 0x41824d
mov eax, dword [ebp - 8]
mov ecx, 0xc0000000
and eax, ecx
cmp eax, 0x40000000
je 0x4183a7
cmp eax, 0x80000000
je 0x41836e
cmp eax, ecx
jne 0x41824d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x41824d
cmp eax, 2
jbe 0x41844f
cmp eax, 4
jbe 0x418340
cmp eax, 5
je 0x41844f
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x425120]
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 + 0x425120]
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 0x4182bf
test byte [ebp + 0x10], 8
je 0x4182bf
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x425120]
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 0x4184ce
test byte [ebp + 0x10], 1
je 0x4184ce
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 0x4184b7
call dword [sym.imp.KERNEL32.dll_GetLastError]
push eax
call fcn.0040c459
mov eax, dword [esi]
mov ecx, eax
and eax, 0x1f
imul eax, eax, 0x38
sar ecx, 5
mov ecx, dword [ecx*4 + 0x425120]
lea eax, [ecx + eax + 4]
and byte [eax], 0xfe
push dword [esi]
call fcn.00415bb1
pop ecx
jmp 0x418035
push 2
push ebx
push ebx
push dword [esi]
call fcn.00415998
add esp, 0x10
or eax, edx
je 0x41844f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00415998
and eax, edx
add esp, 0x10
cmp eax, 0xffffffff
je 0x41812f
push 3
lea eax, [ebp - 0x18]
push eax
push dword [esi]
call fcn.00415f04
add esp, 0xc
cmp eax, 0xffffffff
je 0x41812f
cmp eax, 2
je 0x4183f3
cmp eax, 3
jne 0x418441
cmp dword [ebp - 0x18], 0xbfbbef
jne 0x4183f3
mov byte [ebp - 2], 1
jmp 0x41824d
mov eax, dword [ebp - 0x14]
cmp eax, ebx
jbe 0x41824d
cmp eax, 2
jbe 0x41844f
cmp eax, 4
ja 0x418244
push 2
push ebx
push ebx
push dword [esi]
call fcn.00415998
add esp, 0x10
or eax, edx
je 0x41844f
push ebx
push ebx
push ebx
push dword [esi]
call fcn.00415998
add esp, 0x10
and eax, edx
cmp eax, 0xffffffff
jne 0x41824d
jmp 0x41812f
mov eax, dword [ebp - 0x18]
and eax, 0xffff
cmp eax, 0xfffe
jne 0x41841b
push dword [esi]
call fcn.0040d144
pop ecx
call fcn.0040c433
push 0x16
pop esi
mov dword [eax], esi
mov eax, esi
jmp 0x4184d0
cmp eax, 0xfeff
jne 0x418441
push ebx
push 2
push dword [esi]
call fcn.0040f9ef
add esp, 0xc
cmp eax, 0xffffffff
je 0x41812f
mov byte [ebp - 2], 2
jmp 0x41824d
push ebx
push ebx
push dword [esi]
call fcn.0040f9ef
add esp, 0xc
jmp 0x4183e5
movsx eax, byte [ebp - 2]
xor edi, edi
dec eax
je 0x41846f
dec eax
jne 0x41824d
mov dword [ebp - 0x18], 0xfeff
mov dword [ebp - 0x14], 2
jmp 0x41847d
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.0040cc3c
add esp, 0xc
cmp eax, 0xffffffff
je 0x4184a3
add edi, eax
cmp dword [ebp - 0x14], edi
jg 0x41847d
jmp 0x41824d
push dword [esi]
call fcn.0040d144
pop ecx
call fcn.0040c433
mov eax, dword [eax]
mov dword [ebp - 0x20], eax
jmp 0x4184d0
mov esi, dword [esi]
mov ecx, esi
sar ecx, 5
mov ecx, dword [ecx*4 + 0x425120]
and esi, 0x1f
imul esi, esi, 0x38
mov dword [esi + ecx], eax
mov eax, ebx
pop edi
pop esi
pop ebx
leave
ret